E6581373 TOSVERT VF-FS1 series LONWORKS® option unit Communication Function Manual NOTICE 1. Make sure that this instruction manual is delivered to the end user of LONW ORKS option unit. 2. Read this manual before installing or operating the LONW ORKS option unit. Keep it in a safe place for reference. 3. All information contained in this manual are subject to change without notice. Please confirm the latest information on our web site “www.inverter.co.jp”.
E6581373 Introduction Thank you for purchasing the “LONW ORKS option unit” for TOSVERT VF-FS1 series inverter. Before using LONW ORKS option unit, carefully read this function manual in order to completely and correctly utilize its excellent performance. After reading this function manual, please keep it handy for future reference. For details of its general handling, see an instruction manual attached with the option unit.
E6581373 Table of Contents 1. Scope ..................................................................................................................................................4 1.1. Overview ....................................................................................................................................4 1.2. Applicable model ........................................................................................................................4 1.3. System configuration..........
E6581373 6.5.8. nviEmergOverride (Emergency stop) .............................................................................25 6.5.9. nviParamCmd (Parameter access) .................................................................................26 6.6. Output network variables..........................................................................................................27 6.6.1. Output network variable update.....................................................................................
E6581373 1. Scope 1.1. Overview LONW ORKS technology is a network control system concept developed by Echelon Corporation, LONW ORKS network provides Local Operating Network that is superior in the distributed control. it is featured by peer to peer communication between the LONW ORKS nodes. This LONW ORKS option is equipped with the LONW ORKS Smart Transceiver (Neuron Chip) and LonTalk protocol in its firmware. This network has following features. 1. Features the merit of distributed control.
E6581373 2. Names and functions of main parts 2.1. Outline view The drawings below show names of main parts. Refer to each instruction manual for installing and wiring. 2.1.1. LIU006Z Service LED *1 Status LED *1 Fault LED *1 Under Development LONW ORKS network detachable terminal (NETA, SHIELD, NETB) 2.1.2.
E6581373 2.2. Diagnostics 2.2.1. Service LED Service LED indicates the node condition. 1 Continues to be OFF 2 Continues to be ON 3 Momentarily OFF then continues to be ON 4 Repeats ON and OFF 5 Repeats ON and OFF 6 Continues to be OFF Power ON 1 No 1 2 2 3 LED ON 4 Phenomenon Although the inverter is turned on, LED remains OFF. LED continues to be ON after the inverter is turned on. the inverter is turned on, and it continues to be ON.
E6581373 2.2.2. Status LED It displays node status with green color. LIU007Z does not have this LED. 1 Continues to be OFF 2 Continues to be ON 3 Repeats ON and OFF 4 Repeats ON and OFF 5 Repeats ON and OFF 6 Repeats ON and OFF 1 Power ON LED ON No 1 2 LED OFF LED state Description Although the inverter is turned on, LED remains OFF. LED continues to be ON after the inverter is turned on. 3 LED flashes every 1 second. 4 LED flashes every 0.25 second.
E6581373 2.3. RS485 communication port RS485 port is useful for RS485 serial communication option (USB001Z) or Remote Keypad (RKP002Z). Refer to the inverter instruction manual for details. N.B.: Caution for LIU007Z When a RS485 port of LIU007Z is used for RS485 serial communication option, the communication option interrupts and disables the communication line between LONW ORKS option unit and the inverter.
E6581373 3. Configurations 3.1. Neuron ID LONW ORKS device has the individual Neuron ID. The ID is indicated on the option unit as the barcode (EAN128). Products have 3 sticker labels where the Neuron ID is indicated. 3.2. Service pin Service pin function causes the node to propagate the service message over the network so that the network controller finds the node. There is Service pin as a mechanical switch on the LONW ORKS option unit (refer to an attached instruction manual in detail). 3.3.
E6581373 3.6. Command & Setpoint selection (Local/Remote) Indication to display Local/Remote mode is on the inverter unit (Refer to the inverter instruction manual *1 for details). LONW ORKS option command and setpoint are activated on Remote mode . LONW ORKS option unit propagates the Local / Remote status to the network as the “Command from the network (bit5)” and “Setpoint from the network (bit6)” in “nvoStatusWord” network variable.
E6581373 3.7. Reference parameter of the inverter Reference parameter of the inverter is listed below. Title Name Description acc Acceleration time dec Deceleration time fh Maximum frequency Do not change these parameters, because ul Upper limit frequency the LONW ORKS option unit using them. ll Lower limit frequency vl Base frequency 1 Network command has priority when the Command mode selection cmod inverter is Remote mode.
E6581373 4. Functional profile 4.1. Functional profile supported by this option This LONW ORKS option unit supports LONMARK Variable Speed Motor Drive functional profile (SFPTvariableSpeedMotorDrive, 6010_11). It has 2 objects (functional blocks) shown in the figure below. Node Object (Mandatory) Variable Speed Motor Drive Object 1 We implement the manufacturer specific variables into Variable Speed Motor Drive functional block, its external name is “ACMotorDrive”.
E6581373 5. Node Object functional block The Node Object functional block includes 2 mandatory network variables “nviRequest (Object request)” and “nvoStatus (object status)”. Upon receiving an update to the “nviRequest” network variable, the request is processed and the “nvoStatus” network variable is updated with either the results of the request, an in-process indication, or an error indication.
E6581373 5.2.1. nciLocation (Location Label) Configuration property, Node Object 0000_20 (Optional) SNVT type: SNVT_str_asc (36) SCPT reference: SCPT_location (17) It can be used to provide physical location information. - Valid Range: Any NULL (“ 0”) terminated ASCII string of 31 bytes total length. In fact 30 bytes are available because Null terminator has to be set the last byte. - Default Value: The default value is an ASCII string containing all Null (“ 0”). 5.2.2.
E6581373 5.2.3. nvoStatus (Object Status) Output network variable, Node Object 0000_20 (Mandatory) SNVT type: SNVT_obj_status (93) This is the variable to inform the object status. LONW ORKS option unit supports some status shown in the table below. Bit Request Description --- object_id object_id of requested functional block 0 invalid_id Set to “1” if a request is received for a functional block index that is not defined in the device.
E6581373 6. ACMotorDrive functional block ACMotorDrive functional block includes the “Variable Speed Motor Drive (6010_11)”. It can perform Run/stop control of the inverter, intensive surveillance control of an operation state, monitor the inverter status through network variables. 6.1. Object map The object map is the following.
E6581373 6.2. Network variable list (VSD_6010_11) LONW ORKS option unit supports all mandatory network variables included in LONMARK functional profile “Variable Speed Motor Drive”. The network variables are shown in the table below. “nvi” means an input network variables, “nvo” means an output network variables and “nci” means a network configuration properties.
E6581373 6.3. Network variable list (the other) The other network variables are shown in the table below. .
E6581373 6.4. Configuration properties 6.4.1. nciMaxSpeed (Maximum Speed) Configuration property (nc50), Variable Speed Drive 6010_11 (Mandatory) SNVT type: SNVT_lev_percent (81) SCPT reference: SCPTmaxSetpoint (50) It is used to define the maximum speed of the inverter output. The value is entered as a percent of nominal speed. The value of the maximum speed must be validated against the value of the minimum speed as follows: - Valid range: 0.000 % ≤ minimum speed ≤ maximum speed ≤ 163.
E6581373 6.4.3. nciRcvHrtBt (Receive Heartbeat Time) Configuration property, Variable Speed Drive 6010_11 (Optional) SNVT type: SNVT_time_sec (107) SCPT reference: SCPTmaxRcvTime (48) It is used to control the maximum period of time that elapses after the last update of the network variables (“nviDrvSpeedStpt”, ”nviDrvSpeedScale”, “nviInvSetFreq”) before detecting the network malfunction and initializing the command and setpoint values. Refer to “7.
E6581373 6.4.6. nciNmlSpeed (Nominal Motor Speed in min-1) Configuration property, Variable Speed Drive 6010_11 (Mandatory) SNVT type: SNVT_rpm (102) SCPT reference: SCPTnomRPM (158) -1 It is used to provide the nominal speed of the inverter output in min . -1 - Valid range: 0 to 65534 min -1 - Unit: 1 min -1 - Default value: 1800 min Danger Prohibited Do not change this value while the motor is running. Otherwise, It may result in injuries by motor running with unexpected speed.
E6581373 6.4.9. nciRampDownTm (Ramp Down Time) Configuration property, Variable Speed Drive 6010_11 (Mandatory) SNVT type: SNVT_time_sec (107) SCPT reference: SCPTrampDownTm (161) It determines the ramp down time of the motor. - Valid range: 0.1 to 3200.0 sec. - Unit: 0.1 sec. - Default value: 10.0 sec. N.B.: By editing this variable, this option unit changes the inverter parameter “dec” automatically. 6.4.10.
E6581373 6.5. Input network variables 6.5.1. nviDrvSpeedStpt (Drive Speed Setpoint) Input network variable, Variable Speed Drive 6010_11 (Mandatory) SNVT type: SNVT_switch (95) It provides start/stop control and a low resolution speed setpoint as a percent of nominal speed. Output frequency = “nciNmlFreq” x “nviDrvSpeedStpt.value” x “nviDrvSpeedScale” - Valid range nviDrvSpeedStpt value state N/A 0 0.0 to 100.0% 1 100.5 to 127.5% 1 N/A -1 Operation Stop Drive at the speed from 0.
E6581373 6.5.4. nviInvSetFreq (Frequency Setpoint) Input network variable SNVT type: SNVT_freq_hz (76) It provides speed setpoint in Hz. The rotation direction is provided by “nviDrvSpeedScale” (Negative value means in reverse). - Valid range: 0.0 Hz to the maximum vale in the inverter. (Refer to the inverter instruction manual for details.) nviInvSetFreq N/A 3276.7 Hz 0.0 to 3276.
E6581373 - Valid range Bit Terminal --------------- 0 1 2 3 4 5 6-15 LIU007Z Parameter --------------- Terminal LIU006Z Parameter Under Development If multiple digital output control signals are used at the same time, the output value is the OR of all digital output controls. 6.5.7. nviAnalogOut1,2 (Control of Analog output) Input network variable (Reserved) SNVT type: SNVT_lev_percent (81) They enable the analog output control. - Valid range: 0.000 to 100.
E6581373 6.5.9. nviParamCmd (Parameter access) Input network variable SNVT type: SNVT_preset (94) It is used to access the inverter parameters. Refer to section 7.5 “Parameter access method” for the example usage.
E6581373 6.6. Output network variables 6.6.1. Output network variable update Normally, output network variables are updated when the inverter status was changed. Automatic transmission function is also prepared by “nciSndHrtBt (Send Heartbeat Time)”, “nciMinOutTm (Minimum Send Time)” configuration properties. See section 7.4 “Communication health management” for detail. 6.6.2.
E6581373 6.6.6. nvoDrvFeedback (Velocity Feedback) Output network variable SNVT type: SNVT_switch (95) It provides stopped / running status and low resolution output speed of the motor. - Specification nvoDrvFeedback value state N/A 0 0.0 to 127.5% 1 Operation Stop Drive at 0.0 to 127.5% speed. value = (Drive frequency) / nciNmlFreq / |nviDrvSpeedScale| N.B.: When the speed exceeds the 127.5%, “value” is limited to 127.5% If “nviDrvSpeedScale” was set to 0, nvoDrvFeedback.value shows 0.0%.
E6581373 6.6.9. nvoAlarmWord (Alarm Status) Output network variable SNVT type: SNVT_state (83) It provides the inverter fault status. If the inverter faulted, “Fault” bit and the contents bit are set to ON. Bit 0 1 2 3 4 5 6 7-15 Description Fault Supply fault Inverter fault Motor fault (overvoltage, phase loss, overheating ...) Process fault External fault (including I/O fault) Communication fault (reserved) 6.6.10.
E6581373 6.6.13. nvoDrvEnergy (Cumulative Input Energy) Output network variable, SNVT type: SNVT_elec_kwh_l (146) It provides the cumulative input energy calculated by the inverter. - Valid range: 0.0kWh to 42949672.9kWh (If an overflow occurred, the value returns to 0.) - Unit: 0.1kWh *How to clear the value This cumulative data value is cleared if the inverter power source is cycled with setting the parameter f748 to 0. When clearing it without cycling the power source, use inverter parameter fa20.
E6581373 The relationship between the network variables and input terminals is shown in below. Variables nvoDigitalIn1 nvoDigitalIn2 nvoDigitalIn3 nvoDigitalIn4 nvoDigitalIn5 nvoDigitalIn6 nvoDigitalIn7 nvoDigitalIn8 LIU007Z F terminal R terminal ------------------------------------- LIU006Z Under Development 6.6.16. nvoAnalogIn1 to 3 (Analog Input Monitor) Output network variable SNVT type: SNVT_lev_percent (81) They provide the inverter analog input terminal state in percentage. - Valid range: 0.
E6581373 6.6.18. nvoParamResp (Parameter Access Response) Output network variable SNVT type: SNVT_preset (94) It provides to the response of the inverter parameters accessing (nviParamCmd). Refer to section 7.5 “Parameter access method” for the example usage.
E6581373 7. Example usage 7.1. Procedure Lower example shows the procedure to send the 100% speed drive command to the inverter. 1. Commission Make a network tool to identify this option by using service pin function (refer to network tool manual in detail). 2. Binding Refer to next section. 3. Configurations Set correct value into the configuration properties. 4. Local/Remote Confirm that the inverter is in Remote control mode. Otherwise set Remote control mode. 5.
E6581373 7.4. Communication health management This option unit has communication health management function. 1. Communication time out function (nciRcvHrtBt) This value manages the communication time out function. This option unit would initialize the drive command/setpoint variables and try to stop the motor in case of not receiving an update of the following variables within the specified Receive Heartbeat time (nciRcvHrtBt).
E6581373 7.5. Parameter access method Parameter access is allowed by using nviParamCmd and nvoParamResp network variables. The structure format is shown in below table.
E6581373 - Example 3: Illegal access Illegal data is written to the inverter parameter f171, (Base frequency voltage, address 0171). The upper limit value is 330.0V (200V class). In case of writing 360.0V, the unit of this parameter is 0.1V and the data value is converted to hexadecimal, so the value is 0E10 hex. The controller node sends/receives the following data (out of range error).
E6581373 8. Specifications Item Number of domains Number of address entries Number of alias tables Communication transceiver Baudrate Protocol Communication signal Transmission distance Functional block Number of Network variables Specification Notes 2 37 8 Free topology transceiver TP/FT-10 channel type.
