SmartLogger3000 User Manual Issue 04 Date 2020-03-11 HUAWEI TECHNOLOGIES CO., LTD.
Copyright © Huawei Technologies Co., Ltd. 2020. All rights reserved. No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co., Ltd. Trademarks and Permissions and other Huawei trademarks are trademarks of Huawei Technologies Co., Ltd. All other trademarks and trade names mentioned in this document are the property of their respective holders.
SmartLogger3000 User Manual About This Document About This Document Purpose This document introduces the SmartLogger3000 (SmartLogger for short) and SmartModule1000 (SmartModule for short) in terms of installation, electrical connections, system operation and maintenance, and troubleshooting. Understand the SmartLogger and SmartModule features, functions, and safety precautions provided in this document before installing and operating the SmartLogger and SmartModule.
SmartLogger3000 User Manual About This Document Change History Updates between document issues are cumulative. The latest document issue contains all changes made in previous issues. Issue 04 (2020-03-11) Updated 6.2.1 Preparations and WebUI Login. Issue 03 (2020-01-10) Added the description about the SmartModule. Issue 02 (2019-12-18) Updated 6 WebUI Operations. Updated 9.1 Technical Specifications of the SmartLogger. Issue 01 (2019-09-24) This issue is used for first office application (FOA).
SmartLogger3000 User Manual Contents Contents About This Document .................................................................................................................... ii 1 Safety Information ........................................................................................................................ 1 1.1 General Safety ..............................................................................................................................................................
SmartLogger3000 User Manual Contents 4.1.5 Connecting a DI Signal Cable.................................................................................................................................. 43 4.1.6 Connecting the Output Power Cable ........................................................................................................................ 44 4.1.7 Connecting the AI Signal Cable ........................................................................................................
SmartLogger3000 User Manual Contents 6.3.7.1 PID Module Running Parameters ....................................................................................................................... 100 6.3.7.2 PID-PVBOX Running Parameters ...................................................................................................................... 103 6.3.7.3 PID-SSC Running Parameters ....................................................................................................................
SmartLogger3000 User Manual Contents 8.5 How Do I Use DI Ports? ........................................................................................................................................... 162 8.6 How Do I Use DO Ports? ......................................................................................................................................... 163 8.7 How Do I Use the USB Port? ......................................................................................................
SmartLogger3000 User Manual 1 Safety Information 1 Safety Information 1.1 General Safety Statement Before installing, operating, and maintaining the equipment, read this document and observe all the safety instructions on the equipment and in this document. The "NOTICE", "CAUTION", "WARNING", and "DANGER" statements in this document do not cover all the safety instructions. They are only supplements to the safety instructions.
SmartLogger3000 User Manual 1 Safety Information Do not work with power on during installation. After installing the equipment, remove idle packing materials such as cartons, foam, plastics, and cable ties from the equipment area. In the case of a fire, immediately leave the building or the equipment area, and turn on the fire alarm bell or make an emergency call. Do not enter the building on fire in any case. Do not scrawl, damage, or block any warning label on the equipment.
SmartLogger3000 User Manual 1 Safety Information 1.3 Electrical Safety Grounding For the equipment that needs to be grounded, install the ground cable first when installing the equipment and remove the ground cable last when removing the equipment. Do not damage the ground conductor. Do not operate the equipment in the absence of a properly installed ground conductor. Ensure that the equipment is connected permanently to the protective ground.
SmartLogger3000 User Manual 1 Safety Information ESD When installing, operating, and maintaining the equipment, comply with the ESD protection regulations and wear the ESD clothing, gloves, and wrist strap. 1.4 Installation Environment Requirements Ensure that the equipment is installed in a well ventilated environment. Do not expose the equipment to flammable or explosive gas or smoke. Do not perform any operation on the equipment in such environments. 1.
SmartLogger3000 User Manual 1 Safety Information Drilling Holes When drilling holes into a wall or floor, observe the following safety precautions: Wear goggles and protective gloves when drilling holes. When drilling holes, protect the equipment from shavings. After drilling, clean up any shavings that have accumulated inside or outside the equipment. Moving Heavy Objects Be cautious to avoid injury when moving heavy objects.
SmartLogger3000 User Manual 2 Product Overview 2 Product Overview 2.1 SmartLogger 2.1.
SmartLogger3000 User Manual 2 Product Overview Table 2-1 Model Description No. Meaning Description 1 Series SmartLogger3000: data collector 2 Hardware ID 3 Feature ID 4 Region A: does not support fiber networking and can connect to a maximum of 80 solar inverters. B: supports fiber networking and a maximum of 150 solar inverters. 00: does not support 4G networking or MBUS communication. 01: supports 4G networking, but not MBUS communication.
SmartLogger3000 User Manual 2 Product Overview Figure 2-2 Nameplate (1) Trademark, product model, and power rating (2) Communications mode (3) Compliance symbols (4) Company name and place of manufacture The nameplate figure is for reference only. 2.1.2 Networking Function The SmartLogger monitors and manages PV power systems. It converges all ports, converts protocols, collects and stores data, and centrally monitors and maintains the devices in PV power systems.
SmartLogger3000 User Manual 2 Product Overview − Third-party solar inverters, environment monitoring instruments (EMIs), transformer stations, and power meters that use the Modbus-RTU protocol − Power meters that use the DL/T645 protocol − Devices that use the IEC103 protocol MBUS networking, which enables the SmartLogger to connect to Huawei solar inverters and PID-PVBOXs that support MBUS communication Connection to management systems: − Connects to a management system that uses the Modbus
SmartLogger3000 User Manual 2 Product Overview Figure 2-3 Fiber ring network Issue 04 (2020-03-11) A maximum of 15 SmartLoggers can be connected to form a fiber ring network. Each SmartLogger can connect to devices such as solar inverters, EMIs, and power meters. Multiple fiber ring networks can be connected to the management system through an Ethernet switch. Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 2 Product Overview Figure 2-4 Fiber or Ethernet star network Issue 04 (2020-03-11) Multiple SmartLoggers can be connected to the management system through an Ethernet switch. When the SmartLogger connects to an Ethernet switch over optical fibers, the maximum communication distance is 12 km (with the 100M optical module) or 10 km (with the 1000M optical module). The maximum communication distance is 100 m when an Ethernet cable is used for connection.
SmartLogger3000 User Manual 2 Product Overview Figure 2-5 4G networking Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 2 Product Overview Figure 2-6 LTE dedicated networking Issue 04 (2020-03-11) The WAN port of the SmartLogger connects to the customer-premises equipment (CPE) through the power over Ethernet (PoE) module and PoE SPD. The IP addresses of the SmartLogger and CPE must be on the same network segment. Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 2 Product Overview 2.1.
SmartLogger3000 User Manual 2 Product Overview Indicators Indicator Status Description Running indicator (RUN) Green off The SmartLogger is not powered on. Blinking green slowly (on for 1s and then off for 1s) The communication with the management system is normal. Blinking green fast (on for 0.125s and then off for 0.125s) The communication with the management system is interrupted. Alarm status Red off No system alarm is raised.
SmartLogger3000 User Manual 2 Product Overview If an alarm and local maintenance happen concurrently, the alarm/maintenance indicator shows the local maintenance state first. After local maintenance ends, the indicator shows the alarm state.
SmartLogger3000 User Manual 2 Product Overview DI ports: digital input ports, which are used to connect to DI power grid scheduling commands or alarm signals. Appearance DI Port DI1 Description 1 12V DI2 Can connect to four passive dry contact signals. 2 12V DI3 3 12V DI4 4 12V AI ports: analog input ports, which are used to connect to AI power grid scheduling commands or environment monitoring sensors.
SmartLogger3000 User Manual 2 Product Overview USB port: supports USB2.0 for connecting to a USB flash drive. Appearance USB Port Description USB After a USB flash drive is inserted into the USB port, you can perform local maintenance operations on the SmartLogger, such as firmware upgrade and data export. COM ports: RS485 communications port, supporting three independent RS485 channels and the access of devices that comply with the Modbus-RTU, IEC103, or DL/T645 protocol.
SmartLogger3000 User Manual 2 Product Overview Select the intermediate relay with a free-wheeling diode in the coil. Otherwise, the device may be damaged. Appearance Output Power Port Description 12 V output power port GND Power supply– 12V Power supply+ Button Operation Function Description RST button Hold down the button for 1s to 3s. When WLAN is set to OFF in idle state, hold down the RST button for 1s to 3s to power on the WLAN module.
SmartLogger3000 User Manual 2 Product Overview Dimensions Figure 2-8 Dimensions 2.2 SmartModule 2.2.1 Model Model description This document covers the following SmartModule model: SmartModule1000A01 Figure 2-9 Model Table 2-2 Model description No. Meaning Description 1 Series SmartModule1000: expansion module 2 Hardware ID A: version A 3 Feature ID 01: SmartLogger scenario Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 2 Product Overview Model Identification You can view the SmartModule model on the nameplate. Figure 2-10 Nameplate (1) Trademark, product model, and power rating (2) Communications mode (3) Compliance symbols (4) Company name and place of manufacture The nameplate figure is for reference only. 2.2.2 Networking Function The SmartModule is a dedicated device for the monitoring and management platform of PV power systems.
SmartLogger3000 User Manual 2 Product Overview Figure 2-11 Networking Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 2 Product Overview 2.2.3 Appearance Appearance Figure 2-12 Appearance (1) LED indicators (2) Mounting ear (3) Guide rail clamp (4) COM ports (5) DI ports (6) 12 V power output port (7) AI ports (8) PT ports (9) Protective ground point (10) 12 V power input port (11) 24 V power input port (12) GE ports (13) RST button Indicators Indicator Status Description Running indicator (RUN) Green off The SmartModule is not powered on.
SmartLogger3000 User Manual 2 Product Overview Indicator Status Alarm/Mainten ance indicator (ALM) Alarm status Description Red off No alarm is raised for the SmartModule. Blinking red slowly (on for 1s and then off for 4s) The SmartModule is running in non-encryption status. Blinking red fast (on for 0.5s and then off for 0.5s) The SmartModule digital certificate is invalid. Steady red Reserved. Communications Ports GE ports: four Ethernet electrical ports.
SmartLogger3000 User Manual 2 Product Overview DI ports: digital input ports, which are used to connect to DI power grid scheduling commands or alarm signals. Appearance DI Port DI1 Description 1 12V DI2 Can connect to four passive dry contact signals. 2 12V DI3 3 12V DI4 4 12V AI ports: analog input ports, which are used to connect to AI power grid scheduling commands or environment monitoring sensors.
SmartLogger3000 User Manual 2 Product Overview COM ports: RS485 communications port, supporting three independent RS485 channels and the access of devices that comply with the Modbus-RTU, IEC103, or DL/T645 protocol. Appearance COM Port COM1, COM2, and COM3 Description + RS485A, RS485 differential signal+ – RS485B, RS485 differential signal– Power Ports Input power ports: There are two input power ports. Appearance Input Power Port Description 12 V input power port DC IN DC2.
SmartLogger3000 User Manual 2 Product Overview Button Button Operation Function Description RST button Hold down the button for 3s to 10s. If the Communication using expired certificate function is disabled for the SmartLogger and the digital certificate of the SmartModule becomes invalid, after enabling the function, press the RST button for 3s to 10s to enable the SmartModule to enter the mode of ignoring digital certificate expiration and restore the communication with the SmartLogger.
SmartLogger3000 User Manual 3 Device Installation 3 Device Installation 3.1 Checking Before Installation Check Item Criteria Outer packaging The outer package is intact. If it is damaged or abnormal, do not unpack it and contact your dealer. Deliverables Check the quantity of deliverables against the Packing List in the packing case. If any component is missing or damaged, contact your dealer. 3.
SmartLogger3000 User Manual Type 3 Device Installation Tool Utility knife Cable cutter Vacuum cleaner Marker Measuring tape Cable tie Heat gun Multimeter - - Anti-dust respirator Safety shoes Heat shrink tubing Bubble or digital level Safety gloves Safety goggles PPE Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 3 Device Installation 3.3 Installation Requirements Figure 3-1 Installation position 3.4 Installing the SmartLogger The SmartLogger can be wall-mounted or guide rail-mounted. Wall-mounted installation Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 3 Device Installation Avoid drilling holes into the water pipes and power cables buried in the wall. Install a SmartLogger on a flat and secure interior wall. When wall-mounting the SmartLogger, ensure that the cable connection area faces downwards for ease of cable connection and maintenance. You are advised to use the tapping screws and expansion tubes delivered with the SmartLogger.
SmartLogger3000 User Manual 3 Device Installation Figure 3-3 Guide rail-mounted installation 3.5 Installing the SmartLogger and SmartModule Combine the SmartLogger and SmartModule and install them on a wall or along a guide rail. Wall-mounted Installation Avoid drilling holes into the water pipes and power cables buried in the wall. Step 1 Combine the SmartLogger and SmartModule. If the SmartLogger and SmartModule have been combined before delivery, skip this step.
SmartLogger3000 User Manual 3 Device Installation Figure 3-4 Connecting the SmartLogger to the SmartModule using a connecting plate Step 2 Install the SmartLogger and SmartModule. Figure 3-5 Wall-mounted installation ----End Guide Rail-mounted Installation (Stand-alone) Prepare a 35 mm standard guide rail by yourself. Ensure that the guide rail: Issue 04 (2020-03-11) Has sufficient length for securing the SmartLogger and SmartModule. The recommended effective length is 360 mm or greater.
SmartLogger3000 User Manual 3 Device Installation Has been secured before you install the SmartLogger and SmartModule. Ensure that the SIM card slot on the SmartLogger is not blocked. Figure 3-6 Guide rail-mounted installation Guide Rail-mounted Installation (Combined) Prepare a 35 mm standard guide rail by yourself. Ensure that the guide rail: Has sufficient length for securing the SmartLogger and SmartModule. The recommended effective length is 360 mm or greater.
SmartLogger3000 User Manual 3 Device Installation Figure 3-7 Connecting the SmartLogger to the SmartModule using a connecting plate Step 2 Install the SmartLogger and SmartModule. Figure 3-8 Guide Rail-mounted Installation ----End 3.6 Installing a Power Adapter A power adapter can be installed on a wall or flat surface. If the SmartLogger requires a power adapter for power supply, install a power adapter. Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 3 Device Installation Wall-mounted installation It is recommended that the power adapter be installed on the right side of the SmartLogger. Keep the AC power cable port upward. Avoid drilling holes into the water pipes and power cables buried in the wall. Figure 3-9 Wall-mounted Installation (Mode 1) Figure 3-10 Wall-mounted Installation (Mode 2) Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 3 Device Installation Flat Surface-mounted Installation Install the power adapter on a flat surface. This section describes how to install the power adapter on the top of the SmartLogger. Step 1 Place the power adapter horizontally on the top of the SmartLogger. Ensure that the power adapter indicator faces upward or outward. Step 2 Plan the cable route of the power adapter to ensure that the SIM card can be installed properly.
SmartLogger3000 User Manual 4 Cable Connections 4 Cable Connections 4.1 Connecting Cables to the SmartLogger 4.1.1 Preparing Cables Type Recommended Cable Specifications PE cable Outdoor copper-core cable with a cross-sectional area of 4–6 mm2 or 12–10 AWG RS485 communications cable Two-core or multiple-core cable with a cross-sectional area of 0.2–2.5 mm2 or 24–14 AWG (Optional) MBUS cable Delivered with the SmartLogger, 1.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-1 Connecting a PE cable ----End 4.1.3 Connecting an RS485 Communications Cable Context The SmartLogger can connect to RS485 communications devices, such as a solar inverter, an environmental monitoring instrument (EMI), a power meter, and a PID over the COM port. Ensure that RS485+ is connected to COM+ of the SmartLogger and RS485– is connected to the COM– of the SmartLogger. Procedure Step 1 Connect an RS485 communications cable.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-2 Connecting an RS485 communications cable Port Silk Screen Description COM1, COM2, and COM3 + RS485A, RS485 differential signal+ – RS485B, RS485 differential signal– Step 2 If devices need to be cascaded, cascade the devices and then connect them to the SmartLogger. Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 4 Cable Connections You are advised to connect fewer than 30 devices to each RS485 route. The baud rate, communications protocol, and parity mode of all devices on an RS485 cascading link must be the same as those of the COM port on the SmartLogger. Figure 4-3 Cascading connection ----End 4.1.4 Connecting an MBUS Cable Context If both the SmartLogger and the solar inverter support MBUS, the SmartLogger can be connected to the solar inverter through an AC power cable.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-4 MBUS networking Procedure Step 1 Connect an MBUS cable. Figure 4-5 Connecting an MBUS Cable (1) Low-voltage busbar of the transformer station (2) Fuse (3) Knife fuse switch (4) MCB Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 4 Cable Connections ----End 4.1.5 Connecting a DI Signal Cable Context The SmartLogger can receive DI signals such as remote power grid scheduling commands and alarms over DI ports. It can only receive passive dry contact signals. It is recommended that the signal transmission distance be less than or equal to 10 m. Procedure Step 1 Connect a DI signal cable.
SmartLogger3000 User Manual 4 Cable Connections 4.1.6 Connecting the Output Power Cable Context In the export limitation or audible and visual alarm scenario, the SmartLogger can drive the coil of the intermediate relay through the 12 V output power port. It is recommended that the transmission distance be less than or equal to 10 m. Procedure Step 1 Connect the output power cable. Figure 4-7 Connecting the output power cable (1) Intermediate relay ----End 4.1.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-8 Connecting the AI signal cable Port AI AI1 Silk Screen Description 1 Supports 0–10 V input voltage. GND AI2 2 GND AI3 Support 0–20 mA or 4–20 mA input current. 3 GND AI4 4 GND AI ports 1, 2, 3, and 4 are for AI+ signals, and the GND port is for AI– signals. ----End 4.1.8 Connecting the DO Signal Cable Context The DO port supports a maximum of 12 V signal voltage.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-9 Connecting a DO Signal Cable ----End 4.1.9 Connecting the Ethernet Cable Context The SmartLogger can connect to an Ethernet switch, router, or PC over a WAN port. The SmartLogger can be connected to the SmartModule or a PC over the LAN port. Procedure Step 1 Connect the Ethernet cable. When crimping the network cable, ensure that the shielding layer of the cable is securely connected to the metal shell of the RJ45 connectors.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-10 Connecting an Ethernet cable (1) White-and-orange (2) Orange (3) White-and-green (4) Blue (5) White-and-blue (6) Green (7) White-and-brown (8) Brown ----End 4.1.10 Connecting Fiber Jumpers Context The SmartLogger can connect to devices such as the access terminal box through optical fibers. Procedure Step 1 Insert an optical module into the SFP1 or SFP2 port of the SmartLogger. If there are two modules, insert one into each port.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-11 Connecting fiber jumpers ----End Follow-up Procedure Disconnection can be performed in reverse order. When removing an optical fiber, press the latch first. When removing an optical module, pull it out by the handle. Ensure that the interval between removing and inserting an optical module is greater than 0.2s. 4.1.11 Installing a SIM Card and a 4G Antenna Context The SmartLogger provides the 4G wireless communication function.
SmartLogger3000 User Manual 4 Cable Connections Procedure Step 1 Insert a SIM card into the SIM card slot. When installing the SIM card, determine its installation direction based on the silk screen. Press the SIM card in place to lock it. In this case, the SIM card is correctly installed. When removing the SIM card, push it inward to eject it. Step 2 Install an antenna. Figure 4-12 Installing the SIM card and antenna ----End 4.1.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-13 Connecting the input power cable ----End 4.2 Connecting Cables to the SmartModule 4.2.1 Preparing Cables Type Recommended Cable Specifications PE cable Outdoor copper-core cable with a cross-sectional area of 4–6 mm2 or 12–10 AWG Network cable The cable is delivered with the SmartModule and is 0.35 m long.
SmartLogger3000 User Manual 4 Cable Connections 4.2.2 Connecting the PE Cable Procedure Step 1 Connect the PE cable. Figure 4-14 Connecting a PE cable If the SmartLogger is connected to the SmartModule over a connecting plate, connect a PE cable to the ground point of the SmartLogger or SmartModule based on site requirements. ----End 4.2.3 Connecting the Ethernet Cable Context The SmartModule can be connected to the SmartLogger and a PC over the GE port.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-15 Connecting an Ethernet Cable (1) White-and-orange (2) Orange (3) White-and-green (4) Blue (5) White-and-blue (6) Green (7) White-and-brown (8) Brown ----End 4.2.4 Connecting the 12 V Power Input Cable Context The SmartLogger connects to the power supply through the 12 V power input port, and the 24 V power input port of the SmartLogger functions as the 12 V power output port to supply power to the SmartModule.
SmartLogger3000 User Manual 4 Cable Connections ----End 4.2.5 Connecting the RS485 Communications Cable Context The SmartModule can connect to RS485 communications devices, such as a solar inverter, an EMI, a power meter, and a PID over COM ports. Ensure that RS485+ is connected to COM+ of the SmartModule and RS485– is connected to the COM– of the SmartModule. Procedure Step 1 Connect the RS485 communications cable.
SmartLogger3000 User Manual 4 Cable Connections You are advised to connect fewer than 30 devices to each RS485 route. The baud rate, communications protocol, and parity mode of all devices on an RS485 cascading link must be the same as those of the COM port of the SmartModule. Figure 4-18 Cascading connection ----End 4.2.6 Connecting the DI Signal Cable Context The SmartModule can receive DI signals such as remote commands and alarms over DI ports.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-19 Connecting the DI signal cable Port DI DI1 Silk Screen Description 1 Can connect to four passive dry contact signals. 12V DI2 2 12V DI3 3 12V DI4 4 12V ----End 4.2.7 Connecting the Output Power Cable Context In the export limitation or audible and visual alarm scenario, the SmartModule can drive the coil of the intermediate relay through the 12 V power output port.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-20 Connecting the power output cable (1) Intermediate relay ----End 4.2.8 Connecting the AI Signal Cable Context The SmartModule can receive AI signals from EMIs over AI ports. It is recommended that the signal transmission distance be less than or equal to 10 m. Procedure Step 1 Connect the AI signal cable. Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 4 Cable Connections Figure 4-21 Connecting the AI signal cable Port AI AI1 Silk Screen Description 1 Supports 0–10 V input voltage. GND AI2 2 GND AI3 Support 0–20 mA or 4–20 mA input current. 3 GND AI4 4 GND AI ports 1, 2, 3, and 4 are for AI+ signals, and the GND port is for AI– signals. ----End 4.2.
SmartLogger3000 User Manual 4 Cable Connections Procedure Step 1 Connect the PT signal cable. Figure 4-22 Connection to a three-wire PT100/PT1000 (1) PT100/PT1000 temperature sensor Figure 4-23 Connection to a two-wire PT100/PT1000 (1) PT100/PT1000 temperature sensor ----End Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 4 Cable Connections 4.2.10 Connecting the 24 V Power Input Cable Context The 24 V power input cable needs to be connected in the following scenarios: Scenario 1: The 24 V DC power supply is used. Scenario 2: The SmartModule connects to the power supply through the 12 V power input port, and the 24 V power input cable functions as the 12 V power output port to supply power to a device. Procedure Step 1 Connect the power input cable.
SmartLogger3000 User Manual 5 System Operation 5 System Operation 5.1 Check Before Power-on No. Check That 1 The SmartLogger and SmartModule are installed correctly and securely. 2 All cables are connected securely. 3 Routing for the power cables and signal cables meets the requirements for routing strong-current and weak-current cables and complies with the cable routing plan. 4 Cables are bound neatly, and cable ties are secured evenly and properly in the same direction.
SmartLogger3000 User Manual 5 System Operation Figure 5-1 Power supply through the power adapter Method 2: When a DC power supply is used, check that the cable between the DC power supply and the SmartLogger as well as the SmartModule is connected properly, and turn on the upstream power switch of the DC power supply. Step 2 When MBUS is used for communication, turn on all the upstream switches of the MBUS port. ----End Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual 6 WebUI Operations 6 WebUI Operations 6.1 Introduction to WebUI The web software version corresponding to the WebUI screenshots in this document is SmartLogger V300R001C00SPC010. The screenshots are for reference only. The parameter names, value ranges, and default values are subject to change. The actual display prevails.
SmartLogger3000 User Manual 6 WebUI Operations 6.1.1 WebUI Layout Figure 6-1 WebUI layout No. Function Description 1 First-level menu Choose the corresponding first-level menu before you perform any operation over the WebUI. 2 Second-level menu Under the first-level menu, choose the device to be queried or the parameter to be set under the second-level menu. 3 Third-level menu After choosing a second-level menu, choose a third-level menu to access the query or setting page.
SmartLogger3000 User Manual 6 WebUI Operations 6.1.2 Icon Description Icon Description Icon Description Click the About icon to query the WebUI version information. Click the Drop-down icon to select a parameter or time. Click the Exit icon to log out. Alarms are classified into major, minor, and warning ones. Click the Alarm icon to query an alarm. Click the Increase/Decrease icon to adjust time. Click the Start icon to start the device. The Select icon indicates that a parameter is selected.
SmartLogger3000 User Manual 6 WebUI Operations 6.1.3 WebUI Menus Table 6-1 WebUI menus Main Menu Second-Level Menu Third-Level Menu Function Deployment Wizard N/A N/A Supports the deployment wizard function. You can set deployment parameters, connect devices, and connect to the management system according to the wizard. Over View Plant Running Info. N/A Queries PV plant information. Active Alarm N/A Queries active alarms. Plant Yield N/A Queries the energy yield of the system.
SmartLogger3000 User Manual Main Menu 6 WebUI Operations Second-Level Menu MBUS Third-Level Menu Function Characteristic Curve Sets the characteristic curve. About Queries the version and communication information. Running Info. Queries the running information. STA List Networking Settings EMI Power Meter PID STS Issue 04 (2020-03-11) Sets or synchronizes the baud rates of MBUS communication devices. Exports the STA list. Sets running parameters. Manages the SN list.
SmartLogger3000 User Manual Main Menu Query Settings 6 WebUI Operations Second-Level Menu Third-Level Menu Function Custom Device, IEC103 Device, and IEC104 Device Running Info. Queries the running information. Teleindication Queries teleindication parameters. Telemetering Queries telemetering parameters. Telecontrol Sets telecontrol parameters. Teleadjust Sets teleadjust parameters. Alarm History N/A Queries historical alarms. Operation Log N/A Queries operation logs.
SmartLogger3000 User Manual Main Menu 6 WebUI Operations Second-Level Menu Third-Level Menu Function Export Limitation Provides a wizard for export limitation. You can set parameters by following the wizard. Smart Reactive Power Compensation Provides a wizard for smart reactive power compensation. You can set parameters by following the wizard. DRM Sets DRM parameters. Remote Shutdown Dry Contact Remote Shutdown Sets parameters for remote shutdown over dry contacts.
SmartLogger3000 User Manual 6 WebUI Operations Main Menu Second-Level Menu Third-Level Menu System Maint. N/A Function Resets the system. Restores factory settings. Clears data. Exports all configuration files. Imports all configuration files. Device Log N/A Exports device logs. Onsite Test Inspection Starts the health check of solar inverters. Spot-check Starts the spot-check of solar inverters. N/A Views the license information.
SmartLogger3000 User Manual 6 WebUI Operations Context After installing or replacing a device or SmartLogger, you need to set device parameters and add the device. 6.2.1 Preparations and WebUI Login Prerequisites The operating system of Windows 7 or later is supported. Browser: Chrome 52, Firefox 58, or Internet Explorer 9, or a later version is recommended. Procedure Step 1 Connect the network cable between the network port of the PC and the WAN or LAN port of the SmartLogger.
SmartLogger3000 User Manual 6 WebUI Operations If the SmartLogger is connected to a local area network (LAN) and a proxy server has been set, you need to cancel the proxy server settings. If the SmartLogger is connected to the Internet and the PC is connected to the LAN, do not cancel the proxy server settings. 1. Open Internet Explorer. 2. Choose Tools > Internet Options. 3. Click the Connections tab and then click LAN settings. 4. Clear Use a proxy server for your LAN.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-3 Security risk warning 2. Specify Language, User Name, and Password, and click Log In. Figure 6-4 Login page Parameter Description Language Set this parameter as required. User Name Select admin. Password Issue 04 (2020-03-11) The initial password is Changeme. Use the initial password upon first power-on and change it immediately after login. Then, use the new password to log in again.
SmartLogger3000 User Manual 6 WebUI Operations After logging in to the WebUI, a dialog box is displayed. You can view the recent login information. Click OK. ----End Follow-up Procedure If any page is blank or a menu cannot be accessed after you log in to the WebUI, clear the cache, refresh the page, or log in again. 6.2.
SmartLogger3000 User Manual 6 WebUI Operations 6.3 Parameter Settings If the parameters listed in this section have been set in Deployment Wizard, ignore the corresponding settings. If the PV plant does not contain certain devices, such as power meters, EMIs, IEC103 devices, custom devices, and IEC104 devices, ignore the corresponding settings. 6.3.1 Setting User Parameters Set user parameters and click Submit.
SmartLogger3000 User Manual 6 WebUI Operations After the date and time are set, the date and time of all the inverters connected to the SmartLogger are updated accordingly. Ensure that the settings are correct. Changing the date and time affects the recording of system energy yield and performance data. Do not change the time zone or system time unless necessary. Plant Parameter Description Plant name Set this parameter as required.
SmartLogger3000 User Manual 6 WebUI Operations 6.3.2 Setting Parameters for Connecting to the Management System Procedure Step 1 Set up a network connection. Method 1: When the SmartLogger connects to the management system over the 4G/3G/2G network, set mobile data parameters and click Submit. Figure 6-7 Setting mobile data parameters Parameter Description Monthly traffic package Set this parameter based on the SIM card traffic package.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-8 Setting wired network parameters Parameter Description IP Address Set this parameter based on the PV plant plan. NOTE If the IP address is changed, use the new IP address to log in again. Subnet mask Set this parameter based on the actual subnet mask of the LAN where the SmartLogger is located. Default gateway Set this parameter based on the actual gateway of the LAN where the SmartLogger is located.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-9 Setting management system parameters Parameter Description Server Set this parameter to the IP address or domain name of the management system. Port Set this parameter based on the connected management system. Address mode The value can be Comm. Address or Logical address. If the communications address of the device connected to the SmartLogger is unique, you are advised to select Comm. Address.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-10 Setting Modbus TCP parameters Parameter Description Link setting Modbus TCP is a universal standard protocol used to connect to a third-party management system. Because there is no security authentication mechanism, data transmitted by Modbus TCP is not encrypted. To reduce network security risks, the function of connecting to a third-party management system using Modbus TCP is disabled by default.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-11 Setting IEC104 parameters Tab Parameter Description Basic parameters Link setting IEC104 is a universal standard protocol used to connect to a third-party management system. Because there is no security authentication mechanism, data transmitted by IEC104 is not encrypted. To reduce network security risks, the function of connecting to a third-party management system using IEC104 is disabled by default.
SmartLogger3000 User Manual 6 WebUI Operations Tab N is 1, 2, 3, 4, or 5. Parameter Description Teleindication default segment Set these parameters as required.
SmartLogger3000 User Manual 6 WebUI Operations RS485 Protocol, Baud rate, Parity, and Stop Bit must be set to the same values for the devices connected to the same COM port. Parameter Description Protocol Set this parameter based on the protocol type of the connected device. The value can be Modbus, IEC103, DL/T645, Modbus-Slave, or Modbus-Control. NOTE When the SmartLogger serves as a slave node to interconnect with a third-party device over Modbus-RTU, set Protocol to Modbus-Slave.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Wakeup period Specifies the wakeup period for the night silent mode. Records The SmartLogger supports exporting of MBUS and RS485 communication packets. Set Choose port and click Start to start packet recording. Then, click Export to stop packet recording and export the packets. Parameter Description Choose port Specifies the port for recording packets. 6.3.
SmartLogger3000 User Manual 6 WebUI Operations Step 2 Log in to the WebUI of the master SmartLogger, set access parameters for the slave SmartLogger, and click Add Devices. Figure 6-14 Setting access parameters Parameter Description Device Type Set this parameter to SmartLogger. IP address Set this parameter to the IP address of the slave SmartLogger. ----End 6.3.5 Setting MBUS Parameters Procedure Step 1 Set access parameters. Set parameters for the built-in MBUS and click Submit.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Built-in MBUS Device disconnection time If the SmartLogger communicates with the solar inverter using a built-in MBUS, set this parameter to Enable. If only RS485 communication is used between the SmartLogger and the solar inverter and third-party device, set this parameter to Disable. Specifies the duration for determining device disconnection. Set access parameters for an external MBUS. − Method 1: Click Auto.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-17 Networking settings Category Parameter Description Running Param. Baud rate Retain the default value 115200 for optimal communications performance. Anti-crosstalk Set this parameter to Enable. When the transformer substation number and winding number of the solar inverter are the same as those of the MBUS, or the solar inverter SN is in the SN list, the solar inverter can connect to the SmartLogger over an MBUS network.
SmartLogger3000 User Manual 6 WebUI Operations 6.3.6 Setting SUN2000 Parameters Procedure Step 1 Set access parameters. Method 1: Click Auto. Search to connect to the solar inverter. Method 2: Click Add Devices, set access parameters, and click Add Devices. Figure 6-18 Setting access parameters Parameter Description Device type Set this parameter to SUN2000. Connection mode Address If the solar inverter uses the MBUS for communication, set this parameter to MBUS.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-19 Setting running parameters ----End 6.3.6.1 Running Parameters Grid Parameters Parameter Description Grid Code Set this parameter based on the grid code of the country or region where the inverter is used and the inverter application scenario. Isolation settings Set the working mode of the inverter based on the grounding status at DC side and the connection to the power grid.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Grid reconnection frequency lower limit (Hz) The standards of certain countries and regions require that after the inverter shuts down for protection due to a fault, if the power grid frequency is lower than Grid reconnection frequency lower limit, the inverter is not allowed to reconnect to the grid.
SmartLogger3000 User Manual 6 WebUI Operations N is 1, 2, 3, 4, 5, or 6. Feature Parameters Parameter Description MPPT multi-peak scanning When the inverter is used in scenarios where PV strings are greatly shaded, set this parameter to Enable, and then the inverter will perform MPPT scanning at regular intervals to locate the maximum power. MPPT multi-peak scan interval (min) Specifies the MPPT scanning interval. RCD enhancement RCD refers to the residual current of the inverter to the ground.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description PV module type This parameter is used to set different types of PV modules and the shutdown time of the concentration PV module. If the concentration PV modules are shaded, the power drops drastically to 0 and the inverter shuts down. The energy yield would be affected since it takes too long for the power to resume and inverter to restart. The parameter does not need to be set for crystalline silicon and filmy PV modules.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Automatic ON due to communication resumed If this parameter is set to Enable, the inverter automatically starts after communication recovers. If this parameter is set to Disable, the inverter needs to be started manually after communication recovers. Soft start/boot time (s) Specifies the duration for the power to gradually increase when the inverter starts.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description String monitor The inverter monitors PV strings in real time. If any PV string is abnormal (such as the PV string is shaded or the electric energy yield decreases), the inverter generates an alarm to remind maintenance personnel to maintain the PV string in a timely manner. If PV strings are often shaded, you are advised to set String monitor to Disable to prevent false alarms.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Threshold for triggering LVRT (V) Specifies the threshold for triggering LVRT. The threshold settings should meet the local grid standard. LVRT reactive power compensation factor During LVRT, the inverter needs to generate reactive power to support the power grid. This parameter is used to set the reactive power generated by the inverter. HVRT HVRT is short for high voltage ride-through.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Frequency change rate protection Set this parameter to Enable to protect the inverter when the grid frequency changes too fast. Frequency change rate protection threshold (Hz/s) Specifies the frequency change rate protection threshold. Frequency change rate protection duration (s) The inverter is protected when the grid frequency change duration exceeds the value.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description PF (U) voltage detection filtering time (s) Specifies the time for filtering the grid voltage in the PF-U curve. Reactive power adjustment time (s) Specifies the adjustment time for the reactive power to reach the target value during reactive power adjustment. Power factor Specifies the power factor of the inverter. Reactive power compensation (Q/S) Specifies the reactive power output by the inverter.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Cut-off point of voltage derating (V) Specifies the stop point for voltage derating. Voltage derating cut-off power (V) Specifies the power threshold for cutting off voltage derating.
SmartLogger3000 User Manual 6 WebUI Operations PV String Access Detection PV string access detection applies to large-scale commercial ground PV plants with PV strings facing the same direction. In AC or DC power limiting scenarios: − If the PV string access type has not been identified, PV string access type will be displayed as Disconnection.
SmartLogger3000 User Manual 6 WebUI Operations 6.3.6.3 Characteristic Curves Characteristic Curve Name Description LVRT Characteristic Curve Configure this characteristic curve based on the power grid standard. NOTE The SmartLogger supports only the 10-second LVRT characteristic curve configuration. If the power grid standard requires that the duration of LVRT be greater than 10s, LVRT Characteristic Curve is not displayed for the grid code. [Voltage Rise Suppression]Q-U curve 1.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Port number Address If the PID-PVBOX uses the MBUS for communication, set this parameter to MBUS. If the PID uses RS485 for communication, set this parameter to the COM port connected to the PID. Set this parameter to the communications address of the PID. Step 2 Set running parameters and click Submit. Figure 6-21 Setting running parameters ----End 6.3.7.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Operation Mode Specifies the working mode of the PID module. Manual mode: If Offset mode is set to N/PE or PV/PE, and Output enabled is set to Enable, the PID module outputs data based on Output voltage (manual). Automatic mode: After the PID module and solar inverter communicate with the SmartLogger properly, the PID module automatically runs.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description PV module compensation voltage direction Specifies the offset direction of the PID module. PV– positive offset refers to raising the voltage between PV– and the ground to above 0 V through voltage compensation. Select PV– positive offset for P-type PV modules or the N-type PV modules that comprise the solar cells whose positive and negative polarities are on different sides.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Compensation offset voltage Specifies the compensation offset voltage between PV and PE after the PID module operates stably. The value ranges from 0–500 V, and the default value is 50 V. If the PV module compensation voltage direction is set to PV– positive offset, the value indicates the positive voltage between PV– and the ground, and the compensation range is 0–500 V.
SmartLogger3000 User Manual 6 WebUI Operations 6.3.7.3 PID-SSC Running Parameters Parameter Description Operation mode Specifies the current working mode of the PID module. Output voltage (manual) Set this parameter to Manual during commissioning after deployment or fault locating. In this case, the PID-SSC delivers the output voltage based on the value of the commissioned output voltage. Set this parameter to Automatic after ensuring that the PID module works normally.
SmartLogger3000 User Manual 6 WebUI Operations Step 2 Set running parameters and click Submit. Figure 6-23 Setting running parameters Parameter Description Protocol version Select DL/T645-2007 or DL/T645-1997 based on the protocol version of the power meter. Number of lead bytes Retain the default value unless otherwise specified. Voltage change ratio Current change ratio Set this parameter to 1 when the power meter uploads a value once.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Intelligent Power Meter Type Set this parameter to the corresponding meter model. Voltage change ratio Current change ratio Set this parameter to 1 when the power meter uploads a value once. When the power meter uploads a value twice, set this parameter based on the actual transformer ratio. If the connected power meter is of another model, set parameters as follows.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-25 Setting access parameters Parameter Description Device Type Set this parameter to Power Meter. Comm. Protocol Set this parameter to Modbus-RTU. Port number Set this parameter to the serial number of the COM port connected to the power meter. Address Set this parameter to the communication address of the power meter. ----End 6.3.9 Setting EMI Parameters 6.3.9.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-26 Setting access parameters Parameter Description Device Type Set this parameter to EMI. Connection mode Set this parameter to Modbus-RTU. Port number Set this parameter to the serial number of the COM port connected to the EMI. Address Set this parameter to the communication address of the EMI. Step 2 Set running parameters and click Submit.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Master/Slave When the SmartLogger connects to multiple EMIs, set one of them to master mode. The solar inverter performance data displayed is the data of the EMI in master mode. If the connected EMI is a split EMI that supports Modbus-RTU, set parameters as follows. Parameter Description EMI model Set this parameter to Sensor(ADAM). Synchronize Environment Data You are advised to retain the default value Disable.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Synchronize Environment Data You are advised to retain the default value Disable. Master/Slave When the SmartLogger connects to multiple EMIs, set one of them to master mode. The solar inverter performance data displayed is the data of the EMI in master mode. Read function code Set this parameter to Read holding register 03H or Read holding register 04H based on the protocol adopted by the vendor.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-28 Setting access parameters Parameter Description Device Type Set this parameter to EMI. Connection mode Set this parameter to AI. Address Set this parameter to the communication address of the EMI. Step 2 Set running parameters and click Submit. Figure 6-29 Setting running parameters Parameter Description Synchronize Environment Data You are advised to retain the default value Disable.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Master/Slave When the SmartLogger connects to multiple EMIs, set one of them to master mode. The solar inverter performance data displayed is the data of the EMI in master mode. Signal parameters Set these parameters as required. NOTE Signal parameters include Signal Name, Port number, Lower Thres., Upper Thres., Start (V/mA), End (V/mA), and Unit.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-31 Device monitoring Tab Function Description Teleindication Views the status parameters of the device, such as the switched-on or switched-off state. N/A Telemetering Views the real-time data of the device, such as the voltage. N/A Telecontrol Sets status control parameters, such as the parameter for controlling switch-on or switch-off. Set this parameter as required.
SmartLogger3000 User Manual 6 WebUI Operations Transparent Transmission Mode Step 1 Set IEC103 parameters and click Submit. Figure 6-32 Setting IEC103 parameters Parameter Description IEC103 port No. Set this parameter based on the COM port connected to the device. IEC103 address Set this parameter to the IEC103 device address. IEC103 IP Set this parameter to the IP address of the management system. Step 2 Choose Settings > Other Parameters and check that Data forwarding is set to Enable.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-33 Importing configuration Step 2 Set access parameters and click Add Devices. Figure 6-34 Setting access parameters Parameter Description Device Type The value can be IEC103 Device 1 to IEC103 Device 5. Select a value based on the configuration file. For example, if iec103_equip_custom_1.cfg needs to be imported, select IEC103 Device 1. Port number Set this parameter to the COM port connected to the IEC103 device.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-35 Device monitoring Tab Function Description Running Info. View the running information about the IEC103 device. N/A Teleindication View the device status, such as the switch status. N/A Telemetering View the real-time analog data of the device, such as the voltage. N/A Telecontrol Set the status control parameters, such as the parameters for turning on or off switches. Set the parameters on the tab page as required.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-36 Importing configuration Step 2 Set access parameters and click Add Devices. Figure 6-37 Setting access parameters Parameter Description Device Type The value can be Custom Device 1 to Custom Device 10. Select a value based on the imported configuration file. For example, if modbus_equip_custom_1.cfg is imported, select Custom Device 1. Port number Set this parameter to the number of the COM port connected to the custom device.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-38 Device monitoring Tab Function Description Running Info. View the running information about the custom device. N/A Teleindication View the device status, such as the switch status. N/A Telemetering View the real-time analog data of the device, such as the voltage. N/A Telecontrol Set the status control parameters, such as the parameters for turning on or off switches. Set the parameters on the tab page as required.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-39 Importing configuration Step 2 Set access parameters and click Add Devices. Figure 6-40 Setting access parameters Parameter Description Device Type The value can be IEC104 Device 1 to IEC104 Device 5. Select a value based on the imported configuration file. For example, if iec104_equip_custom_1.cfg is imported, select IEC104 Device 1. IP address Set this parameter to the IP address of the IEC104 device.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-41 Device monitoring Tab Function Description Running Info. View the running information about the custom device. N/A Teleindication View the device status, such as the switch status. N/A Telemetering View the real-time analog data of the device, such as the voltage. N/A Telecontrol Set the status control parameters, such as the parameters for turning on or off switches. Set the parameters on the tab page as required.
SmartLogger3000 User Manual 6 WebUI Operations To ensure that the SmartLogger will deliver scheduling commands to the connected solar inverters, you must select the active or reactive power control mode before adjusting the active or reactive power for a PV plant. If Active power control mode is set to No limit or Reactive power control mode is set to No output, the SmartLogger does not send scheduling commands to the connected solar inverters. 6.4.
SmartLogger3000 User Manual 6 WebUI Operations When setting this function, ensure that the user-defined DI port is not occupied. Otherwise, the setting will fail. When setting this function, ensure that the SmartLogger is correctly connected to a ripple control receiver. (In Germany and some other European areas, a Ripple Control Receiver is used to convert a power grid scheduling signal to a dry contact signal, in which a dry contact is needed.
SmartLogger3000 User Manual 6 WebUI Operations Remote Communication Scheduling The management system or independent power adjustment device sends scheduling commands over the communications port that works with Modbus-TCP or IEC104, without the need of user configuration or operation. The SmartLogger can automatically switch between scheduling modes and send scheduling commands. Parameter Description Active power control mode Set this parameter to Remote communication scheduling.
SmartLogger3000 User Manual 6 WebUI Operations You are advised to choose Settings > Grid connection with limited power and enable the grid connection with limited power function. To enable this function, you need to set power meter, inverter, and grid connection with limited power parameters. This section describes how to set grid connection with limited power parameters. Before setting the parameters, ensure that a power meter has been connected to the SmartLogger.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Switch-off state feedback port Set this parameter to the DI port that reports the switch-off status. Switch-on state feedback port Set this parameter to the DI port that reports the switch-on status. Step 2 Verify that the SmartLogger can remotely turn on and off circuit breakers in scenarios with circuit breakers. Click Switch off and check that the circuit breaker is switched off properly.
SmartLogger3000 User Manual 6 WebUI Operations Path Parameter Description Enable certificate Determine whether to import and enable a certificate based on the actual situation. PV module capacity Set this parameter to the capacity of PV modules connected to the PV plant. Plant AC capacity Set this parameter to the AC capacity of the restricted power that is fed into the power grid from the PV plant.
SmartLogger3000 User Manual 6 WebUI Operations No Output Parameter Description Reactive power control mode If the PV plant is not required to adjust the voltage at the grid-tied point or perform reactive power compensation, solar inverters can run with pure active power output. In this case, set this parameter to No output. DI Reactive Scheduling When setting this function, ensure that the user-defined DI port is not occupied. Otherwise, the setting will fail.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description DI NOTE The DI parameters include M1.DI1, M1.DI2, M1.DI3, M1.DI4, and Percentage(%). Supports 16 levels of percentages. "√" indicates a low level. When the four DI ports of the SmartModule are connected, the ports are low-level ports. When not connected, the ports are high-level ports. The percentage levels of M1.DI1 to M1.DI4 should differ from each other.Otherwise, an exception will occur during command parsing.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Power factor factor in certain periods of a day, add setting records based on site requirements. When multiple time points are set, the solar inverter will run with the maximum power specified for the time point that is earlier than and the closest to the current system time.
SmartLogger3000 User Manual 6 WebUI Operations cosφ-P/Pn Characteristic Curve If you do not need the SmartLogger to send remote reactive power control commands, you can configure the characteristic curve as a substitute. The SmartLogger delivers the values configured for the characteristic curve to the solar inverter, which then operates according to the configuration. The SmartLogger no longer adjusts the values.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Reactive power control mode Set this parameter to Q-U hysteresis curve(CEI0-16). Reactive power adjustment time Specifies the change interval of the reactive power for a grid-tied point. Percents of trigger frequency Under a specific grid code, after you set this parameter, the characteristic curve takes effect only when the actual output active power of the solar inverter is greater than the preset value.
SmartLogger3000 User Manual 6 WebUI Operations Before setting this parameter, ensure that the power meter is correctly connected to the SmartLogger. Parameter Description Reactive power control mode Set this parameter to Power factor closed-loop control (old policy). Target power factor Specifies the target value for the adjustment power factor of the power meter. Adjustment period Specifies the interval for sending adjustment commands by the SmartLogger.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description Target power factor Specifies the target value for the adjustment power factor of the power meter. The target value should be larger than the appraisal value of the PV plant power factor. Adjustment period Specifies the interval for sending adjustment commands by the SmartLogger. Adjustment deadband Specifies the adjustment power factor precision.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-44 Network diagram (without a circuit breaker) Scenario with a circuit breaker: If the countercurrent feeding into the power grid cannot be eliminated by sending a command from the SmartLogger to lower the solar inverter output power, and Maximum protection time is exceeded, the SmartLogger drives the relay to switch off the circuit breaker by controlling the DO port to prevent countercurrent.
SmartLogger3000 User Manual 6 WebUI Operations In the scenario with a circuit breaker, place the power supply of the SmartLogger before the circuit breaker to avoid the SmartLogger power-off after the DO switches off the circuit breaker. Procedure Step 1 Set parameters as prompted. For details, click Help on the page. Click Previous and Next as required. Figure 6-46 Setting export limitation parameters ----End 6.4.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-47 Setting parameters for smart reactive power compensation When the SmartLogger receives a remote reactive power scheduling command from the PV plant, it automatically changes Reactive power control mode to Remote communication scheduling. If power factor closed-loop control is required, set Reactive power control mode to Power factor closed-loop control and set the target power factor correctly. ----End 6.4.
SmartLogger3000 User Manual 6 WebUI Operations Table 6-5 DRM requirements Mode Corresponding Port on the SmartLogger DRM0 AI2–AI4 Requirements When S0 is turned on, the inverters shut down. Remarks N/A When S0 is turned off, the inverters are connected to the power grid. DRM5 DI1 When S5 is turned on, the inverters do not output active power. DRM6 DI2 When S6 is turned on, the output active power of the inverters does not exceed 50% of the rated power.
SmartLogger3000 User Manual 6 WebUI Operations Parameter Description connection port Set the parameter to the AI port for DRM signals. Startup current range If the current of the AI port is within the setting range, inverters are turned on. Otherwise, inverters are turned off. Power Control Set DI parameters based on the DRM requirements. ----End 6.4.7 Setting Remote Shutdown Context The SmartLogger provides four DI ports. The OVGR can connect to any DI port.
SmartLogger3000 User Manual 6 WebUI Operations Figure 6-51 Remote shutdown Parameter Description connection port Set this parameter to the DI port connected to OVGR signals. Effective dry contact status The value can be Open or Close. NOTE If OVGR shutdown is enabled and this parameter is set to Close, the SmartLogger sends a solar inverter shutdown command only when the corresponding DI port is in the Close state. OVGR shutdown Specifies whether to enable shutdown over OVGR.
SmartLogger3000 User Manual 7 Device Maintenance 7 Device Maintenance 7.1 Routine Maintenance Ensure that the SmartLogger is free from strong electromagnetic interference. Ensure that the SmartLogger is away from heat sources. Ensure that the heat dissipation holes are not blocked. Regularly clean the SmartLogger. Regularly check that cables are secured. 7.2 Troubleshooting No. Fault Cause Suggestions 1 The SmartLogger cannot be powered on. 1.
SmartLogger3000 User Manual 7 Device Maintenance No. Fault Cause Suggestions 2 The SmartLogger cannot find any device. 1. The COM ports are not connected to devices, or the cables are loose, disconnected, or reversely connected. 2. The RS485 communications parameters are not correctly set, and the solar inverter address is beyond the search range preset on the SmartLogger. 3. The devices that cannot be detected automatically, such as the EMI and power meter, are not manually added. 1.
SmartLogger3000 User Manual 7 Device Maintenance No. Fault Cause Suggestions 5 The EMI fails in communicatio n. 1. The RS485 communications cable between the EMI and the SmartLogger is connected incorrectly, loose, or disconnected. 2. The EMI is not powered on. 3. The EMI and SmartLogger use different RS485 communications parameter settings. 4. The EMI parameters are incorrectly set. 1. Check the cable connection. If the cable is loose or disconnected, reconnect it firmly. 2. Power on the EMI. 3.
SmartLogger3000 User Manual 7 Device Maintenance 7.3 Alarm List Alarm ID Alarm Name Alarm Severity Alarm Sub-ID Cause Suggestions 1100 Active Power Scheduli ng Instructi on Exceptio n Major 4 In Dry contact remote control mode of the active power, the four DI ports read command combinations that are not configured. 1. Check that the cables are connected correctly to the DI ports. 2.
SmartLogger3000 User Manual 7 Device Maintenance Alarm ID Alarm Name Alarm Severity Alarm Sub-ID Cause 1105 Device Address Conflict Major 1 The SmartLogger RS485 address conflicts with the physical address (RS485 address) or logical address for the connected southbound device. 1106 AC SPD Fault Major 1 The SPD in the smart array controller is faulty. Suggestions 1107–1 110 1111–1 114 1115 DI1 user-defi ned alarm to DI4 user-defi ned alarm Major M1.
SmartLogger3000 User Manual 7 Device Maintenance Alarm ID Alarm Name Alarm Severity Alarm Sub-ID Cause Suggestions 1116 WebUI Server Certifica te Invalid Warning 1 WebUI Server Digital Signature Certificate Invalid Check the time or change the digital signature certificate. 1117 WebUI Server Certifica te to Expire Warning 1 WebUI Server Digital Signature Certificate to Expire Change the digital signature certificate in time.
SmartLogger3000 User Manual 7 Device Maintenance Alarm ID Alarm Name Alarm Severity Alarm Sub-ID Cause Suggestions 1123 Remote Output Control Certifica te Invalid Warning 1 Remote Output Control Digital Signature Certificate Invalid Check the time or change the digital signature certificate. 1124 Remote Output Control Certifica te to Expire Warning 1 Remote Output Control Digital Signature Certificate to Expire Change the digital signature certificate in time.
SmartLogger3000 User Manual 7 Device Maintenance Alarm ID Alarm Name Alarm Severity Alarm Sub-ID Cause Suggestions 1129 SmartLo gger Certifica te Invalid Warning 1 The SmartLogger digital signature certificate is invalid. Check the time or change the digital signature certificate. 1130 SmartLo gger Certifica te About to Expire Warning 1 The SmartLogger digital signature certificate is about to expire. Change the digital signature certificate in time.
SmartLogger3000 User Manual 7 Device Maintenance Figure 7-1 Upgrade Tab Function Operation Description Single Upgrade Upgrade a device of any type. 1. Select the upgrade package and click Upload. 2. Select the device that requires a firmware upgrade. 3. Click Upgrade. NOTE The Single Upgrade mode does not apply to two or more types of device at a time. For example, you cannot select both SUN2000 and MBUS. Batch Upgrade Upgrade solar inverters in batches. 1.
SmartLogger3000 User Manual 7 Device Maintenance Parameter Description WebUI Security Certificate You are advised to use the existing network security certificate and key. Update Key Update the key for saving the password. SmartModule Security Certificate Load the network security certificate of the SmartModule. Communication using expired certificate Specifies whether to enable communication using an expired certificate.
SmartLogger3000 User Manual 7 Device Maintenance Function Description Restore Factory Settings After the factory settings are restored, all configured parameters (except the current date, time, and communication parameters) are restored to their factory default values. The running information, alarm records, and system logs are not changed. Exercise caution when deciding to perform this operation. Clear Data Clears all historical data of the SmartLogger.
SmartLogger3000 User Manual 7 Device Maintenance 7.4.5 Starting an Onsite Test Context After an inverter is put into use, you need to periodically check its health to detect potential risks and problems. Procedure Step 1 Start an onsite test. Figure 7-5 Onsite test Tab Function Operation Description Inspection Check the health status of the inverter. 1. If Single Inspection is selected, select the device to be inspected. If Batch Inspection is selected, you do not need to select a device. 2.
SmartLogger3000 User Manual 7 Device Maintenance 7.4.6 Managing Licenses Context The smart I-V curve diagnosis, smart PV string monitoring, smart tracking algorithm, and smart reactive power compensation functions can be used only after a license is purchased. The license files for smart I-V curve diagnosis and smart PV string monitoring need to be stored in the solar inverter, and the license files for smart tracking algorithm and smart reactive power compensation need to be stored in the SmartLogger.
SmartLogger3000 User Manual 7 Device Maintenance Tab Function Operation Description License revocation Revokes a license or exports the revocation code file. 1. Select the name of the device whose license is to be revoked. 2. Click Revoke License. 3. Click Export Revo Code File. Ensure that the extension of the license file to be imported is .dat or .zip. ----End 7.4.7 Managing the SmartModule Context When replacing the SmartModule, you need to manually remove the device on the WebUI.
SmartLogger3000 User Manual 7 Device Maintenance 7.4.9 Adjusting the Total Energy Yield Procedure Step 1 Choose Maintenance > Device Mgmt. > Adjust total energy yield. Step 2 Set Adjust total energy yield(kWh), select the name of the device whose total energy yield needs to be adjusted, and click Submit. ----End 7.5 Device Disposal If the service life of the SmartLogger expires, dispose of the SmartLogger according to the local disposal act for waste electric appliances.
SmartLogger3000 User Manual 8 FAQ 8 FAQ 8.1 How Do I Connect the SmartLogger to the SUN2000 App or FusionSolar App? Prerequisites The SmartLogger has been powered on. The WLAN function has been enabled on the SmartLogger. By default, WLAN is set to OFF in idle state. When WLAN is set to OFF in idle state, the WLAN function is available within 4 hours after the SmartLogger is powered on. In other cases, hold down the RST button (for 1s to 3s) to enable the WLAN function.
SmartLogger3000 User Manual 8 FAQ Figure 8-1 WLAN connection range Procedure Step 1 Log in to the app. 1. (Connecting the SmartLogger to the FusionSolar Hosting Cloud) Open the FusionSolar app, log in to intl.fusionsolar.huawei.com as installer account, and choose My > Device commissioning to connect to the WLAN hotspot of the SmartLogger. 2. (Connecting the SmartLogger to Other Management Systems) Open the SUN2000 app and connect to the WLAN hotspot of the SmartLogger. 3.
SmartLogger3000 User Manual 8 FAQ Figure 8-2 Logging in to the app ----End 8.2 How Do I Set FTP Parameters? Context The FTP function is used to access a third-party NMS. The SmartLogger can report the configuration information and running data of the managed PV plant system through FTP. A third-party NMS can access Huawei devices after being configured. FTP is a universal standard protocol without any security authentication mechanism. Data transmitted by FTP is not encrypted.
SmartLogger3000 User Manual 8 FAQ Figure 8-3 Setting FTP parameters Parameter Description FTP server Set this parameter to the domain name or IP address of the FTP server. User name Set this parameter to the user name for logging in to the FTP server. Password Set this parameter to the password for logging in to the FTP server. Remote directory After you set this parameter, a subdirectory of the same name is created in the default data upload directory (specified by the FTP server).
SmartLogger3000 User Manual 8 FAQ You can click Start report test to check whether the SmartLogger can report data to the FTP server. ----End Troubleshooting If the error code is not listed in the following table, provide SmartLogger run logs and contact Huawei technical support. Error Code Troubleshooting Suggestion Error Code Troubleshooting Suggestion 0x1002 Configure the FTP server address. 0x1003 1. Check whether the DNS server address is correctly configured. 2.
SmartLogger3000 User Manual 8 FAQ Procedure Step 1 Set email parameters and click Submit. Figure 8-4 Setting email parameters Parameter Description SMTP server Set this parameter to the domain name or IP address of the SMTP server. Encryption mode Set this parameter to the email encryption mode. SMTP port Set this parameter to the email sending port. User name Set this parameter to the user name for logging in to the SMTP server.
SmartLogger3000 User Manual 8 FAQ You can click Send test mail to check whether the SmartLogger can successfully send emails to users. ----End Troubleshooting If the error code is not listed in the following table, provide SmartLogger run logs and contact Huawei technical support. Error Code Troubleshooting Suggestion Error Code Troubleshooting Suggestion 0x2002 1. Check whether the DNS server address is correctly configured. 2.
SmartLogger3000 User Manual 8 FAQ 8.4 How Do I Change the SSID and Password of the Built-in WLAN? Procedure Step 1 Choose Settings > Wireless Network, set parameters for the built-in WLAN, and click Submit. Parameter Description WLAN Specifies the status of the built-in WLAN. SSID Password Always ON: The WLAN module is powered on. OFF in idle state: The WLAN module is automatically powered off when idle.
SmartLogger3000 User Manual 8 FAQ Before setting the corresponding function, ensure that the DI port is not set for other purposes. Otherwise, the setting will fail. Alarm Input When a valid level is delivered into a DI port, an alarm is raised. You can set the alarm name and severity. Step 1 Choose Settings > DI and associate alarms with DI ports. Parameter Description Activation status If this parameter is set to Activated for a DI port, you can set the function of the DI port.
SmartLogger3000 User Manual 8 FAQ Resetting an External Router Connect one DC power cable of the 3G router to a DO port on the SmartLogger, and power on or off the wireless module by connecting or disconnecting the DO dry contact to control the reset of the 3G router. Step 1 Cut off a DC power cable of the router, and connect the DC power cable to a DO port on the SmartLogger. Figure 8-5 Connecting to a DO port Step 2 Choose Settings > Other parameters and set Reset the external router to the DO port.
SmartLogger3000 User Manual 8 FAQ ----End 8.7 How Do I Use the USB Port? The SmartLogger has a USB port, which provides 5 V/1 A power supply. The USB port can connect to a 3G router to supply power to the router, and the power supply of the USB port is disconnected when communication is disconnected, implementing 3G router reset control. If the maximum operating current of the 3G router is greater than 1 A, it cannot be connected through the USB port.
SmartLogger3000 User Manual 8 FAQ Local Maintenance Description Prerequisites Exporting All Files Before replacing the SmartLogger, export the SmartLogger configuration file to a local PC. N/A Importing All Files After replacing the SmartLogger, import the local configuration file to the new SmartLogger. After the import is successful, the SmartLogger restarts for the configuration file to take effect.
SmartLogger3000 User Manual 8 FAQ Step 3 Log in to the app as installer, choose More > Upgrade, select a single device or multiple devices of the same type, and tap Next. Step 4 Select the upgrade package and tap Next. Step 5 Confirm the upgrade package and the device to be upgraded, and tap Finish to start upgrading the device. After the upgrade is complete, the device automatically restarts. Step 6 After the upgrade is complete, remove the USB flash drive. ----End 8.
SmartLogger3000 User Manual 8 FAQ Changing the Communications Address on the Device List Page Step 1 Choose Maintenance > Device Mgmt. > Device List. Step 2 Change the device communications address and device name based on the site requirements, select the modified entries, and click Modify Device Info. Step 3 Choose Maintenance > Device Mgmt. > Connect Device and click Auto. Search. Step 4 After the search is complete, click Close. ----End 8.
SmartLogger3000 User Manual 8 FAQ 8.12 How Do I Enable the AI1 Port to Detect SPD Alarms? Context In the smart array controller application scenario, the AI1 port on the SmartLogger can be connected to the SPD alarm output to raise an alarm when the SPD is faulty. Procedure Step 1 Choose Settings > Other Parameters and set AI1 SPD detection alarm to Enable. ----End 8.
SmartLogger3000 User Manual 8 FAQ Vendor Model Export Limitation SFERE PD194Z N/A Lead LD-C83 N/A MingHua CRDM-830 N/A People RM858E N/A elster A1800ALPHA N/A Mitsubishi LMS-0441E N/A Toshiba S2MS N/A The SmartLogger can connect to only one power meter that uses the Modbus-RTU protocol.
SmartLogger3000 User Manual 8 FAQ Vendor Model EMI Information MeteoControl SR20-D2 Total irradiance and ambient temperature RainWise PVmet-150 Total irradiance, ambient temperature, and PV module temperature PVmet-200 Total irradiance, ambient temperature, PV module temperature, wind direction, and wind speed Gill MetPak Pro Gill MetPak Pro Total irradiance, ambient temperature, PV module temperature, wind direction, and wind speed Ingenieurbüro Si-RS485TC Ingenieurbüro Si-RS485TC Total i
SmartLogger3000 User Manual 8 FAQ Parameter Status Description status Failed to register the card. 1. Check whether the SIM card account is in arrears. If yes, top up the account. 2. Check whether the network quality is poor. If yes, use a SIM card of another carrier with good signal quality. 3. Check whether the SIM card has been bound to another device. If yes, unbind the SIM card from the device or replace the SIM card.
SmartLogger3000 User Manual 9 Technical Specifications 9 Technical Specifications 9.1 Technical Specifications of the SmartLogger Device Management Parameter Specifications Number of solar inverters Communications mode Maximum communication distance SmartLogger3000A: can connect to a maximum of 80 solar inverters. SmartLogger3000B: can connect to a maximum of 150 solar inverters.
SmartLogger3000 User Manual 9 Technical Specifications Parameter Specifications Dimensions (W x H x D) 259 mm x 160 mm x 59 mm (including mounting ears) 225 mm x 160 mm x 44 mm (excluding mounting ears) Net weight 2 kg Operating temperature –40°C to +60°C Storage temperature –40°C to +70°C Relative humidity 5%–95% RH IP rating IP20 Installation mode Installed on a wall or guide rail Highest operating altitude 4000 m Pollution degree 2 Corrosion level Class B Parameter Specific
SmartLogger3000 User Manual 9 Technical Specifications Parameter Specifications 4G antenna port (4G) 1 PCS; SMA-K (external screw inner hole) port, used with the antenna with the SMA-J (internal screw inner pin) port Wireless Communication Parameter Specifications 4G/3G/2G The SmartLogger3000A01CN supports 2G, 3G, and 4G networks of China Mobile and China Unicom as well as 4G networks of China Telecom.
SmartLogger3000 User Manual 9 Technical Specifications Parameter Specifications The SmartLogger3000A01AU supports the following frequency bands: LTE FDD: B1, B2, B3, B4, B5, B7, B8, B28 LTE TDD: B40 WCDMA: B1, B2, B5, B8 WLAN (local maintenance using app) GSM: 850MHz/900 MHz/1800 MHz/1900MHz 2.
SmartLogger3000 User Manual 9 Technical Specifications Standard Value (Unit: dBm) Remarks (Unit: dB) 8PSK (1Tx Slot) 27 ±3 GMSK (1Tx Slot) 30 ±2 8PSK (1Tx Slot) 26 ±3 WCDMA Band 1 24 +1/–3 WCDMA Band 5 24 +1/–3 WCDMA Band 8 24 +1/–3 LTE Band 1 23 ±2 LTE Band 3 23 ±2 LTE Band 5 23 ±2 LTE Band 7 23 ±2 LTE Band 8 23 ±2 LTE Band 20 23 ±2 LTE Band 38 23 ±2 LTE Band 40 23 ±2 LTE Band 41 23 ±2 Parameter Specifications Frequency band 2.4 GHz: 2.4–2.
SmartLogger3000 User Manual 9 Technical Specifications 9.2 Technical Specifications of the SmartModule Device Management Parameter Specifications Communications mode RS485, ETH Maximum communication distance RS485:1000 m ETH: 100 m Common Specifications Parameter Specifications DC power supply DC 12 V: DC 2.
SmartLogger3000 User Manual 9 Technical Specifications Parameter Specifications RS485 port (COM) 3 PCS; supported baud rates: 1200 bit/s, 2400 bit/s, 4800 bit/s, 9600 bit/s, 19,200 bit/s, and 115,200 bit/s Power output port 1 PCS; DC output: 12 V, 0.
SmartLogger3000 User Manual A Product User Lists A Product User Lists Table A-1 User list Login Mode User Name Initial Password App installer 00000a user 00000a admin Changeme WebUI Table A-2 Second challenge authentication Authentication Mode User Name Initial Password SmartLogger authentication by the management system emscomm /EzFp+2%r6@IxSCv SmartModule authentication by the SmartLogger SmoduleAdmin /EzFp+2%r6@IxSCv Table A-3 Operating system user list User Name Initial Password
SmartLogger3000 User Manual A Product User Lists User Name Initial Password nobody No initial password sshd No initial password Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual B Domain Name List of Management Systems B Domain Name List of Management Systems The list is subject to change. Table B-1 Domain names of management systems Domain Name Data Type Scenario intl.fusionsolar.huawei.com Public IP address FusionSolar hosting cloud NOTE The domain name is compatible with cn.fusionsolar.huawei.com (Chinese mainland). neteco.alsoenergy.com Public IP address Partner management system re-ene.kyuden.co.
SmartLogger3000 User Manual C Acronyms and Abbreviations C Acronyms and Abbreviations A AC Alternating Current AI Analog Input AO Analog Output App Application C COM Communication CPE Customer Premises Equipment D DC Direct Current DI Digital Input DO Digital Output E EMI Environmental Monitoring Instrument ETH Ethernet G GE Gigabit Ethernet GND Ground L Issue 04 (2020-03-11) Copyright © Huawei Technologies Co., Ltd.
SmartLogger3000 User Manual C Acronyms and Abbreviations LAN Local Area Network LED Light-emitting Diode LTE Long Term Evolution M MBUS Monitoring bus N NC Normally Closed NO Normally Open P POE Power over Ethernet R RST Reset RSTP Rapid Spanning Tree Protocol S SFP Small Form-factor Pluggable STP Spanning Tree Protocol U USB Universal Serial Bus W WAN Wide Area Network WEEE Waste Electrical and Electronic Equipment Issue 04 (2020-03-11) Copyright © Huawei Technologies Co.
