IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 1 of 48 HygroLog HL-NT Data Logger Instruction Manual © 2009-2012; Rotronic AG IN-E-HL-NT-V2_12
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 2 of 48 Table of contents: 1. Overview.................................................................................................................................. 3 1.1 General ................................................................................................................................ 3 1.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 3 of 48 Applicability: This manual is valid for instruments with firmware version 2.0x (see MENU - Instrument or check using the ROTRONIC HW4 software, Device Manager). Examples: 2.0a, 2.0b.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 4 of 48 Ethernet ports is limited. Direct connection to an Ethernet LAN allows, in principle, an unlimited number of HygroLog HL-NT to be put on a network monitored by the HW4 software. HW4 allows any combination of RS-232, USB, Ethernet and RS-485 connections.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 5 of 48 2. General description of the HygroLog HL-NT 2.1 Models Basic models without display and keypad o o HygroLog HL-NT2: logger for plug-in HygroClip 2 probe (probe is not included and must be ordered separately). Probe model HC2-S can be mounted either internally or in the extended position.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 6 of 48 requirements (see document E-M-HC2 Probes-V1). Open the housing of the HygroLog to change the position of the probe or to install a probe extension cable. To open the housing of the HygroLog, remove the five screws, as indicated by the arrows. The far right drawing shows the HygroClip S probe in the retracted position.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 7 of 48 Notes: o o For maximum protection against vandalism, use the HC2-S probe in the retracted position. For a faster response, use the probe in the extended position. For additional information on the HygroClip 2 probes see document E-M-HC2 Probes-V1. 2.3.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 2.4 8 of 48 Power supply The HygroLog HL-NT ships with a regular 9V battery which must be inserted first (see battery replacement). To conserve battery power, models with the LC display and keypad are shipped with the Display Sleep function enabled (see Software Functions).
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 9 of 48 Note: the consumption of the display is negligible when the Display Sleep function is enabled. With the display always on, power consumption is at its highest when the display refresh rate is set with HW4 to the minimum of 5 sec.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title Memory Card: memory card To access the memory card, remove the screw shown to the right and pull out the rubber cover. cover The plug-in flash memory card is located on top of the main board. 2.6 10 of 48 screw LED Indicators The HygroLog HL-NT is equipped with a green and red LED.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 11 of 48 Each individual probe input can be associated with a different parameter. Note: depending on whether dew point or frost point was selected, both the HygroLog HL-NT and HW4 will display either the symbol Dp or the symbol Fp for values below freezing.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 12 of 48 ● Measured values and computed parameter, or any parameter combination ● User custom text (used for the log file header) ● User name, HW4-ID, HW4 Serial Number ● Automatic creation of a new file after 200,000 data points or at the end of each day, week or month Note: unlimited logging (loop mode logging) is not possible.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 13 of 48 The HygroLog HL-NT has a red LED which can be set with HW4 to flash whenever the value of any parameter corresponds to an alarm condition. The LED can be set to flash only as long as the alarm condition exits or it can be set to provide a durable alarm and, in this case, it will to keep flashing until the alarm is reset.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 14 of 48 Note: the sensor diagnostics and drift compensation function of the HygroClip 2 probe is not available with the HygroLog HL-NT due to the fact that the probe is powered only briefly during each log or measurement interval. 2.10 Event tracking The HygroLog HL-NT maintains an internal event file with the extension EVT.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 15 of 48 Event Description New memory card inserted The memory card was replaced while data was being logged. The data will be split between two different memory cards. Possibly, some data has been lost.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Docking station 2 connected Logger language file downloaded Log function programmed Event file deleted 1 2 Document Type Page Document title Event Instruction Manual 16 of 48 Description A docking station was connected and communication was established A different internal language file was loaded or the same file was loaded again The log function has been programmed for input #
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title 3. Instruction Manual Document Type Page 17 of 48 Docking stations for the HygroLog HL-NT The HygroLog HL-NT requires a docking station with the appropriate interface to be able to communicate with a PC with the ROTRONIC HW4 software installed.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title o 3.1.3 Instruction Manual Document Type Page 18 of 48 HL-DS-U1: receptacle for AC adapter, one serial (RS232) port, one RS485 port (multidrop), four probe inputs (HygroClip 2 or analog probe with voltage output signal), one connector for up to two logical input signals.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title o 3.1.5 Instruction Manual Document Type Page 19 of 48 HL-DS-PT4: receptacle for AC adapter, one RJ45 connector (Ethernet), one RS485 port (multi-drop networking), two connectors for RTD probe (direct 4-wire connection), one connector for up to two logical input signals.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 3.2 20 of 48 Installation Installation is the same for all models of docking station. To mount the docking station to a wall, use the two holes shown on the right. The HygroLog NT can then be attached to the docking station as explained below.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title 3.2.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 22 of 48 HL-DS-U4 / HL-DS-U4-420 Probe input 6 Probe input 4 RJ45 Probe input 5 RS-485 Logical inputs 12VDC Power (+) center Probe input 7 HL-DS-U4-WL Probe input 6 Probe input 4 Antenna RS-485 Logical inputs 12VDC Power (+) center © 2009-2012; Rotronic AG IN-E-HL-NT-V2_12
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 23 of 48 HL-DS-PT2 Input 6: RTD Input 4: RTD Input 7: RTD Input 5: RTD RS-485 Logical inputs 12VDC Power (+) center USB HL-DS-PT4 / HL-DS-PT4-WL Input 6: RTD Input 4: RTD RJ45 or WLAN RS-485 Logical inputs 12VDC Power (+) center © 2009-2012; Rotronic AG IN-E-HL-NT-V2_12
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 24 of 48 HL-DS-R1 Relay 2 Relay 1 Not used Not used RS-485 Logical Inputs 12VDC Power (+) center USB The relay contacts are specified as follows: Contact material Initial contact resistance Initial insulation resistance Nominal switching capacity 1) Minimum switching power 1) Maximum switching voltage 1) Maximum switchin
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title 3.3 Instruction Manual Document Type Page 25 of 48 Docking station inputs Depending on the model of docking station, the signals from up to 4 additional probes can be processed by the HygroLog HL-NT. 3.3.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document Type Page Document title 3.4 Instruction Manual 26 of 48 Relay contacts Docking station model HL-DS-R1 features two independent relays, each with 3 contacts: normally closed, normally open and common.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 27 of 48 Docking stations HL-DS-PT2, HL-DS-PT4 and HL-DS-PT4-WL: direct Pt100 RTD 2 3 1 4 1 2 1: DC (+) 2: measurement (+) 3: measurement (-) 4: DC (-) 4-wire RTD 3 4 Docking stations with logical inputs 1 2 1 3 4 1: + 3.5 VDC 2: Input 1 3: Input 2 4: GND 2 +3.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 28 of 48 Docking stations with RS-485 port 2 3 1 1: 485 (-) 2: 485 (+) 3: GND (see note) 4: DC + (see note) 4 Note: use pins 3 and 4 to power multi-dropped instruments with a single external 12 VDC power supply with adequate mA rating. Pin 4 and the 12VDC power jack of the docking station are not connected.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title 5.2 Instruction Manual Document Type Page 29 of 48 Operating System Compatibility o Windows XP, NT4 with SP 6a or higher, Vista o Windows 2000 with SP 2 or higher o Windows Server 2003 HW4 was written for the Microsoft .NET framework (version 2.0) and requires this framework to be installed on the computer. The .
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 30 of 48 Data recording functions ● Logging functions (set individually for each input, can be scheduled for a future date / time): - Start date and time - Stop date and time - Log measured values and computed parameter, or any combination - Custom text (used for the log file header - up to 43 characters) - User name, HW4-ID, HW4
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 31 of 48 If the HygroLog HL-NT has a display and keypad, disable the MENU key (see HW4 manual Device Manager - HygroLog HL-NT - Keypad). 7. Getting started Insert a 9V alkaline battery in the HygroLog HL-NT as explained under Hardware Description Power.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 32 of 48 IMPORTANT: Using the HW4 software, the display can be set to automatically go blank after a specific time interval when there is no keypad activity and when there is no communication over the UART interface. This serves the purpose of conserving battery power.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title 8.3 Instruction Manual Document Type Page 33 of 48 Display modes The display shows the measurement data for one input at a time. Values shown on the display are updated according a refresh interval that can be set with the HW4 software. Use the UP or the DOWN arrow key to switch between inputs. Two different modes are available to display the measurement data.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 34 of 48 ● Logging functions (set individually for each input, cannot be scheduled for a future date / time): - Start logging - Stop logging - Log Interval ● View recorded data (in table form only) ● Probe adjustment function, limited to a 1-point adjustment of humidity and temperature one probe at a time (HygroClip 2 probes only
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 35 of 48 For a faster data review, press the ENTER key. The scrolling step is displayed at the top of the display and changes each time that the ENTER key is pressed.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 36 of 48 To cancel an alarm when the latching mode is enabled: - Use the UP or DOWN key to highlight the line that says [Cancel Alarm]. - Press on the ENTER key. 8.5.5 Instrument This menu item provides information on the HygroLog HL-NT. No changes can be made from within this menu item.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 37 of 48 9. Operation on a network 9.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 38 of 48 Docking station models with an Ethernet (TCP/IP) interface are shipped with a Device Configuration Certificate that provides information about the factory configuration settings of both the Ethernet module.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 39 of 48 Example: HygroLog HL-NT and docking station with USB port The number of HygroLog HL-NT and docking station with USB port that can be directly connected to a PC depends on the number of USB ports available on the PC.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 40 of 48 followed under consideration of local circumstances to determine the position of machines and equipment.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 41 of 48 10. HygroClip probe adjustment procedures 10.1 Single Point adjustment Definition The Single-Point function permits to do a 1-point adjustment (temperature or humidity) of a ROTRONIC HygroClip 2igital probe against a known reference environment.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 42 of 48 ● EXIT: highlight this menu item and press on ENTER to exit the ADJUST function The bottom of the display shows the word “Current” and the value read by the probe at the time the ENTER key was pressed Note: you can exit the ADJUST function at any time (without adjusting the probe) by pressing the MENU key. 10.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 43 of 48 12. Communications protocol The communications protocol used by the HygroLog HL-NT is the same as for previous versions of the HygroLog NT. For customers who for any reason cannot use the HW4 software, a description of the HygroLog HL-NT communications protocol is available in document Com_NT.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 44 of 48 14.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 45 of 48 Model HygroLog HL-NT2 HygroLog HL-NT3 Internal memory EEPROM Memory capacity (16 MB compact card) 400,000 data points in text file format 752,000 data points in encoded binary format (protected) Log interval Programmable from 5 sec to 24 hours Log mode Start / Stop, with programmable date and time Alarm funct
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Document title Instruction Manual Document Type Page 46 of 48 Docking Station Dimensions in mm © 2009-2012; Rotronic AG IN-E-HL-NT-V2_12
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 47 of 48 15. Accessories Order Code Description NT-Desk Desktop stand for HygroLog HL-NT with docking station AC1211 AC adapter 12VDC / 200mA, includes adapter for US receptacles 11.01.6218 Data cable RS232 - docking station to PC (length 1.8 m / 5.
IN-E-HL-NT-V2_12 Rotronic AG Bassersdorf, Switzerland Document code Unit HygroLog HL-NT data logger: instruction manual Instruction Manual Document Type Page Document title 48 of 48 Document File Name Contents E-M-HW4v3-DR-001 HW4 software version 3: Data Recording Function AirChip 3000 Devices E-M-AC3000-CP AirChip 3000 Communication Protocol Options E-DV04-RS485.
