Xinje VH6 Series User Manual
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Xinje VH6 Series User Manual

Xinje VH6 Series User Manual

Frequency converter
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VH6
series frequency converter
User manual
Wuxi XINJE Electric Co., Ltd.
Data No. INV C 04 20220420 1.2

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Summary of Contents for Xinje VH6 Series

  • Page 1 User manual Wuxi XINJE Electric Co., Ltd. Data No. INV C 04 20220420 1.2...
  • Page 2 Basic description  Thank you for purchasing Xinje VH6 series frequency converter. Please read this product manual carefully before carrying out relevant operation.  The manual mainly provides users with relevant guidance and instructions for the correct use and maintenance of the frequency converter. The manual involves the functions of the frequency converter capability, usage, installation and maintenance, etc.

  • Page 3: Table Of Contents

    Catalog 1. PRODUCT INTRODUCTION ............................. 6 1-1. P ..............................6 RODUCT OVERVIEW 1-1-1. Naming rule ...............................6 1-2. S ................................7 PECIFICATION 1-2-1. Technical specification ............................7 1-2-2. General specification ............................7 1-3. P ..............................10 ART DESCRIPTION 2. INSTALLATION AND WIRING ..........................15 2-1.
  • Page 4 3-4. VFD ..........................42 OPERATION FREQUENCY 3-5. S ..........................42 WING FREQUENCY FUNCTION 3-6. F ............................44 IXED LENGTH CONTROL 3-7. VFD ............................. 45 COUNTING FUNCTION 3-8. M ......................... 45 OTOR PARAMETERS AND TUNING 3-8-1. Motor parameter setting ..........................45 3-8-2.
  • Page 5 4-2-8. Group P7 Fault and protection ........................125 4-2-9. Group P8 Keyboard and display ........................131 4-2-10. Group P9 Communication protocol ......................136 4-2-11. Group PA PID parameters of process control ....................137 4-2-12. Group PB Multi-speed and simple PLC ......................142 4-2-13. Group PC Auxiliary function ........................144 4-2-14.
  • Page 6 8-1. R ............................203 OUTINE MAINTENANCE 8-2. R ............................203 EGULAR MAINTENANCE 8-3. W .......................204 ARRANTY OF FREQUENCY CONVERTER APPENDIX ..................................205 A. E ........................... 205 PPENDIX XTENSION CARD Appendix A-1. Extension card functions ........................205 Appendix A-2. Extension card installation ......................206 Appendix A-3.
  • Page 7 5. After unpacking, check whether the internal accessories are complete, including operation panel and expansion card. Note: If any of the above five points appear during unpacking, please contact the local Xinje office or Xinje dealer in time, and we will solve the problem for you as soon as possible.
  • Page 8  Wiring Notice 1. Please confirm whether the rated voltage of AC main circuit power supply is consistent with that of frequency converter. Danger of injury and fire. 2. Do not do voltage withstand test on the inverter. Will cause damage to semiconductor components, etc. 3.
  • Page 9  Maintenance and inspection Notice 1. The keyboard, control circuit board and driver circuit board are equipped with CMOS integrated circuits. Please pay special attention when using. If you touch the circuit board directly with your fingers, static induction may damage the integrated chip on the circuit board.
  • Page 10  About the protection level The protection grade IP20 of VH6 series frequency converter is achieved when the status display unit or keyboard is selected. Notes on scrapping ...
  • Page 11  Content and location of warning signs The frequency converter is pasted with warning signs for use at the following positions. Please be sure to observe the contents of the warning signs when using. 1. Please read the operation manual before installation and operation, otherwise there will be a risk of electric shock! 2.

  • Page 12: Product Introduction

    1. Product introduction 1-1. Product overview VH6 series is a full function closed-loop vector inverter developed by XINJE company. The product adopts vector control technology, which realizes the open-loop vector control and closed-loop vector control of asynchronous and synchronous motor, and also strengthens the reliability and environmental adaptability of the product.

  • Page 13: Specification

    1-2. Specification 1-2-1. Technical specification Model VH6-4_ _ _-B 3.7G/5.5P 5.5G/7.5P 7.5G/11P 11G/15P 15G/18P 18G/22P 22G/30P G type 11.0 15.0 18.5 22.0 Adaptive motor (KW) P type 11.0 15.0 18.5 22.0 30.0 Input rated current (A) 14.6 20.5 26.0 35.0 38.5 46.5 Power supply capacity (KVA)
  • Page 14 Item Specification terminal Card A has 4 channels (X1-X4) as standard. Card B can expand 3 channels input (X5-X7). (support 3KHz pulse input normally) The X4 terminal can support the maximum 50 KHz high-speed pulse input. Up to three channels of analog input AI are supported. Card A is equipped with two channels (AI1, AI2) as standard.
  • Page 15 Item Specification Except that 75~110KW models need external pre charging circuit, other power models can directly realize common DC bus. Multi-bus Main unit Modbus, extensible EtherCAT and CANopen Multi-encoder Differential input encoder, OC input encoder and resolver transformer LCD display, parameter setting, status monitoring, parameter copy, fault LCD panel analysis and location, program download, mass storage of parameters Non stop when...

  • Page 16: Part Description

    1-3. Part description VH6-43.7G/5.5P-B // VH6-45.5G/7.5P-B // VH6-47.5G/11P-B ...
  • Page 17 VH6-4011G/15P-B VH6-4015G/18P-B ...
  • Page 18 VH6-4018G/22P-B // VH6-4022G/30P-B // VH6-4030G/37P-B ...
  • Page 19 VH6-4037G/45P-B // VH6-4045G/55P-B // VH6-4055G/75P-B ...
  • Page 20 VH6-4075G/90P-B // VH6-4090G/110P-B // VH6-4110G/132P-B ...

  • Page 21: Installation And Wiring

    2. Installation and wiring 2-1. Installation environment 2-1-1. Environment requirements It should be installed in a well ventilated indoor place, and the ambient temperature should be within the  range of -10°C ~ 40°C. If the temperature exceeds 40°C, it needs external forced cooling or derating. Avoid installation in places with direct sunlight, dusty, floating fiber and metal powder.

  • Page 22: Multiple Installation

    Power level Installation spacing 0.7KW~15KW A≥50MM B≥10MM C≥100MM 18.5KW~22KW A≥50MM B≥10MM C≥200MM 22KW~37KW A≥50MM B≥50MM C≥200MM 37KW~110KW A≥50MM B≥50MM C≥300MM 2-1-4. Multiple installation Note:The installation dimensions at the positions of installing multiple frequency converters A, B and C are the same as that of installing multiple single frequency converters.

  • Page 23: Vertical Installation

    2-1-5. Vertical installation Note: when installing vertically, the wind shield must be added, otherwise it will cause mutual influence between multiple inverters, resulting in poor heat dissipation. 2-1-6. Panel installation Model of panel bracket and accessories: VH6-DPANEL, please refer to Chapter 6-2 for panel mounting bracket dimensions.

  • Page 24: Main Circuit Wiring

    In order to provide the convenience of input side over-current protection and power failure maintenance,  the frequency converter shall be connected with the power supply through the circuit breaker. The input and output circuits of control terminals shall be connected with twisted wires or shielded wires ...

  • Page 25: Arrangement And Description Of Main Circuit Terminals

    2-3-2. Arrangement and description of main circuit terminals VH6-43.7G/5.5P-B // VH6-45.5G/7.5P-B // VH6-47.5G/11P-B main circuit terminals  VH6-4011G/15P-B // VH6-4015G/18P-B // VH6-4018G/22P-B  VH6-4022G/30P-B // VH6-4030G/37P-B main circuit terminals VH6-4037G/45P-B // VH6-4045G/55P-B // VH6-4055G/75P-B main circuit terminals  VH6-4075G/90P-B // VH6-4090G/110P-B // VH6-4110G/132P-B main circuit terminals ...
  • Page 26 Main circuit terminal description  Terminal Name Description R, S, T Three phase power supply input AC three phase power supply input U, V, W VFD output terminal Connect to the three phase motor Grounding terminal Connect to the ground P+, PB Brake resistor terminal Connect to the brake resistor...

  • Page 27: Wiring Process Of Main Circuit

    2-3-3. Wiring process of main circuit...

  • Page 28: Configuration And Wiring Of The Control Circuit

    2-4-1. Control circuit terminals (1) Wiring mode slot A extension card Note: VH6 series frequency converter has four card slots ABCD. Slot A I/O expansion card is standard installed when out of factory, slot B,C,D expansion card need to be selected by customers.
  • Page 29 Terminal description of control circuit Type Terminal Name Description 485+ Standard RS485 communication interface, using twisted pair or Communication RS485 terminal 485- shielded wire. External + 10V power supply, maximum output current: 20mA. 10V-GND +10V power supply Generally used for external potentiometer speed regulation. Provide + 24V power supply for terminal, maximum output Power supply current: 100 mA...

  • Page 30: Analog I/O Wiring

    Note: (1) Before the inverter is put into use, the terminal wiring and all jumper switches on the control board should be set correctly. (2) DIP switch: Slot A expansion card takes VH6-A100 as an example. It has three dialing status bits to determine the type of analog input and output signals.

  • Page 31: Digital I/O Wiring

    Note: (1) When using analog input, filter capacitor or common mode inductor should be installed between AI and GND. (2) The resistance ranges of the potentiometer connected between the control terminal 10V and GND is 5 ~ 10K. (3) Analog input and output signals are vulnerable to external interference. Shielded cables must be used for wiring and well grounded.
  • Page 32 Multi-inverter leakage wiring mode  Multi-inverter uses internal 24V leakage wiring Multi-inverter uses external 24V leakage wiring Note: Under this connection mode, X terminals of different inverters cannot be connected in parallel, otherwise it may cause X malfunction: if the X terminal needs to be connected in parallel (between different frequency converters), the diode (anode connected to X) shall be connected in series at the X terminal, and the diode shall meet the following requirements: IF>40mA, VR>40V.
  • Page 33 Multi-inverter source wiring mode  Multi-inverter uses internal 24V source wiring Multi-inverter uses external 24V source wiring Note: Under this connection mode,X terminals of different frequency converters cannot be connected in parallel, otherwise it may cause X malfunction: if the X terminal needs to be connected in parallel (between different frequency converters), the diode (anode connected to X) shall be connected in series at the X terminal, and the diode shall meet the following requirements: IF>40mA, VR>40V.

  • Page 34: Communication Terminal Wiring

    220VAC 24VDC 2-4-4. Communication terminal wiring The communication interface provided by frequency converter is standard RS485 communication. The following wiring methods can form a single master single slave or single master multi slave control system. Using the software of upper computer (PC or PLC controller) can realize the real-time monitoring of the inverter in the industrial control system, and realize the complex operation control functions such as remote and high automation.

  • Page 35: Operation And Application

    3. Operation and application 3-1. Operation panel 3-1-1. Appearance The operation panel and control terminal of the frequency converter can control the starting, speed regulating, stopping, braking, operation parameter setting and peripheral equipment of the motor. The appearance of the operation panel is shown in the figure below.

  • Page 36: Led Lights

    Button Name Function Decrease Decrease the value or pause frequency in operation In the editing state, you can choose to set the modification bit of the data; STOP Shift/monitor REST in other states, you can switch the display state and monitor parameters 3-1-3.
  • Page 37 (2) Set the parameter ①For example, the parameter PC-00 (jog frequency) is changed from 5.00Hz to 8.05Hz. In the three-level menu, if the parameter has no flashing bit, it means that the parameter cannot be modified. The possible reasons are as follows: (1) The parameters are not modifiable, such as the actual detection state parameters, operation record parameters, etc;...
  • Page 38 (3) Jog operation Suppose that the current operation command channel is the operation panel, in the shutdown state, press the JOG/REV function key to select jog forward (P8-00 = 2), and the jog frequency is 5Hz. (4) Set user password Suppose that user password P8-03 has been set to 02345.

  • Page 39: Multi-Function Buttons

    3-1-6. Quick reference of parameters There are many function codes in VH6 series. In order to facilitate users to quickly find the function codes, the frequency converter provides two methods to quickly find the function codes (1) Users can select and customize the commonly used function codes, up to 32 of which can be customized to form a user-defined function code group.
  • Page 40 P8-05 is used to control the display of user defined group and user modified group parameters. Default value: 00 Set value Tens bit Ones bit P8-05 Function Group --C-- display Group --U-- display Range 0: no display 1: display 0: no display 1: display Basic function codes The basic function code group is the whole function code of the inverter.

  • Page 41: Power On

    3-2. Power on 3-2-1. Inspection after power on Please wiring according to the operation requirements provided in "EMC" of this manual. 3-2-2. Initial power on operation After checking the wiring and power supply, close the AC power switch on the input side of the frequency converter and power on the frequency converter.

  • Page 42: Start To Debug

    3-2-3. Start to debug...

  • Page 43: Debugging Process

    3-2-4. Debugging process...

  • Page 44: Start Stop Of The Vfd

    3-3. Start stop of the VFD 3-3-1. Start stop signal There are three kinds of start stop signal sources of frequency converter, which are panel start stop, terminal start stop and communication start stop. They are selected by function parameter P0-02. 3-3-1-1.

  • Page 45: Start Mode

    Example of communication parameter setting: Parameter Name Setting value Note Operation command P0-02 Communication command channel Communication P9-00 Modbus-RTU protocol selection P9-01 Local address Station number 1 P9-02 Baud rate 19200BPS P9-03 Data format 8-E-1 3-3-2. Start mode There are three starting modes of frequency converter, which are direct starting, speed tracking restart and asynchronous machine pre-excitation starting.
  • Page 46 3-3-2-2. Speed tracking restart Setting Parameter Name Note value Speed tracking restart mode is applicable to the large inertia mechanical load. The frequency curve of starting process is shown in the following P4-00 Start mode figure. If the load motor is still running on inertia when the frequency converter is started, the speed tracking and restart can avoid the over-current.

  • Page 47: Stop Mode

    3-3-3. Stop mode There are two stop modes of inverter, namely deceleration stop and free stop, which are selected by function code P4-22. Setting Parameter Name Note value The frequency converter stops according to the deceleration time P4-22 Stop mode Free stop, inverter stop output immediately, motor stop freely by inertia...

  • Page 48: Vfd Operation Frequency

    Under the VF control mode, if the actual acceleration time of the motor is much longer than the set acceleration time, the following measures can be taken: Frequency setting Measures Target frequency is less than 2 times rated Increase P5-19 (VF over current stall action current) and adjust it by frequency 10% each time.
  • Page 49 swing function can improve the evenness of the spindle winding. The relevant parameters are as follows: Parameter Name Range 0: relative to center frequency 1: relative to the max A0-05 Swing frequency setting mode frequency A0-06 Swing frequency amplitude 0.0%～100.0% A0-07 Jump frequency amplitude 0.0%～50.0%...

  • Page 50: Fixed Length Control

    If the swing is relative to the center frequency (A0-05=0), the jump frequency is the variable value. If the swing is relative to the maximum frequency (A0-05=1), the jump frequency is a fixed value. The swing operating frequency is constrained by the upper and lower limit frequencies. A0-09 triangle wave rise time coefficient: it is the time percentage of triangle wave rise time relative to frequency swing period A0-08.

  • Page 51: Vfd Counting Function

    3-7. VFD counting function Parameter Name Range A0-03 Setting counting value 1～65535 A0-04 Specified counting value 1～65535 In the application, the corresponding input terminal function needs to be set as "counter input" (function 20). When the pulse frequency is high, the X4 port must be used. When the count value reaches the specified count value A0-04, the multi-function digital Y outputs the "specified count value reaches"...

  • Page 52: Motor Tuning

    inductance of the motor obtained P1-25~P1-33 Encoder parameters, closed loop vector mode Encoder parameter setting Motor parameters 2 for multi-motor system Motor parameters 1 Description Note A2-01~A2-05 Motor rated power / voltage / current / frequency Model parameters, manual input / speed A2-06~A2-10 Equivalent stator resistance, inductance and rotor...
  • Page 53 Motor selection Parameter P1-00: motor type P1-01: motor rated power Motor 1 P1-02: motor rated voltage P1-03: motor rated current P1-04: motor rated frequency P1-05: motor rated speed Motor 2 A2-00～A2-05: same to above definitions Step 4: (a) If it is an asynchronous motor P1-35 (tuning selection, motor 2 corresponds to A2-35) please select 2 (motor rotation self-learning), press ENT/DATA to confirm, at this time, the keyboard displays TUNE.

  • Page 54: Using Method Of Terminalx

    3-9. Using method of terminal X The standard I / O expansion card can use up to 4 X terminals. Refer to chapter 2-4-3 for I / O wiring method. When out of factory, P2-16 = 0000, P2-17 = 0000. When X is short circuited, the signal is valid (logic 1); when X terminal is suspended, the signal is invalid (logic 0);...

  • Page 55: Using Method Of Terminal Ao

    3-12. Using method of terminal AO Analog extension card supports one channel AO output. Terminal Output signal Voltage 0～10V AO1-GND Current 0～20mA AO1 can be used to indicate the internal operation parameters in analog mode. The indicated parameter attributes can be modified through P3-13 and P3-14 before output. The modified characteristic curve Y = kX + b, where x is the operation parameter to be output, and the k and b of AO1 can be set by function codes P3-15 and P3-16.

  • Page 56: Function Parameters

    4. Function parameters 4-1. Function code list ‘○’: Parameters can be modified during operation. ‘×’: Parameters cannot be modified during operation. ‘—‘: Read only, user cannot change. Group P0: Basic operation parameters Group P0: Basic operation parameters Default Modbus Parameter Name Setting range Modify...
  • Page 57 Group P0: Basic operation parameters Default Modbus Parameter Name Setting range Modify value address Ones bit: Frequency source selection 0: Main frequency source A 1: Calculation results of main and auxiliary frequency sources 2: Switching between main frequency source A Frequency source and auxiliary frequency source B P0-05...

  • Page 58: Group P1: First Motor Parameters

    Group P0: Basic operation parameters Default Modbus Parameter Name Setting range Modify value address and above versions) 0: Invalid 1: Valid Reverse frequency Prohibition 0: Invalid P0-21 (supported by 3720 and above ○ 0015H 1: Valid versions) Dead time of forward and P0-22 0.0s~3600.0s 0.0s...

  • Page 59: Group P2: Input Terminal Function Parameters

    Group P1: First motor parameters Default Modbus Parameter Name Setting range Modify value address D-axis inductance 0.001mH～65.535mH (VFD power >55kW) parameter Synchronous motor 0.01mH～655.35mH (VFD power ≤55kW) Tuning P1-17 × 0111H Q-axis inductance 0.001mH～65.535mH (VFD power >55kW) parameter Synchronous motor back Tuning P1-19 0~6000.0...
  • Page 60 Group P2: Input terminal function parameters Default Modbus Parameter Name Setting range Modify value address selection 12: multi-segment command terminal 1 13: multi-segment command terminal 2 14: multi-segment command terminal 3 15: multi-segment command terminal 4 16: acc/dec time terminal 1 17: acc/dec time terminal 2 18: acc/dec prohibited 19: pulse input...
  • Page 61 Group P2: Input terminal function parameters Default Modbus Parameter Name Setting range Modify value address 3: three wire mode 2 XI terminal UP/DOWN changing 1.00Hz P2-11 0.001Hz/s~50Hz/s ○ 020BH rate P2-12 XI terminal filtering time 0.000s~1.000s 0.010s ○ 020CH P2-13 X1 delay time 0.0s~3600.0s 0.0s...
  • Page 62 Group P2: Input terminal function parameters Default Modbus Parameter Name Setting range Modify value address curve setting P2-31 corresponding frequency -100.0%~+100.0% 0.0% ○ 021FH percentage AI curve 4 inflection point 1 P2-32 P2-30~P2-34 10.00V ○ 0220H setting AI curve 4 inflection point 1 P2-33 setting corresponding frequency -100.0%~+100.0%...
  • Page 63 Group P2: Input terminal function parameters Default Modbus Parameter Name Setting range Modify value address Ones bit: AI1 below minimum input setting selection 0: Corresponding minimum input setting AI below minimum input setting 1: 0.0% P2-55 ○ 0237H selection Tens bit: AI2 below minimum input setting selection Hundreds bit: AI3 below minimum input setting selection...

  • Page 64: Group P3: Output Terminal Function Parameters

    Group P3: Output terminal function parameters Group P3: Output terminal function parameters Default Modbus Parameter Name Setting range Modify value address 0: High speed pulse output P3-00 Y2 output mode ○ 0300H 1: Common terminal output 0: No output 1: Inverter in operation 2: Fault output (free stop fault) 3: Frequency level detection FDT1 output output...
  • Page 65 Group P3: Output terminal function parameters Default Modbus Parameter Name Setting range Modify value address output delay time P3-09 Relay 1 output delay time 0.0s~3600.0s 0.0s ○ 0309H P3-10 Relay 2 output delay time 0.0s~3600.0s 0.0s ○ 030AH 0: positive logic 1: negative logic Y terminal effective state Ones bit: Y1...

  • Page 66: Group P4: Start Stop Mode

    Group P4: Start stop mode Group P4: Start stop mode Default Modbus Parameter Name Setting range Modify value address 0: Direct start P4-00 Start mode 1: Speed tracking restart ○ 0400H 2:Pre-excitation start (AC asynchronous motor) P4-01 Starting frequency 0.00Hz~10.00Hz 0.00Hz ○...

  • Page 67: Group P5: Vf Parameters

    Group P4: Start stop mode Default Modbus Parameter Name Setting range Modify value address Waiting time P4-26 0.0s~100.0s 0.0s ○ 041AH braking during shutdown Group P5: VF parameters Group P5: VF parameters Default Modbus Parameter Name Setting range Modify value address 0: Linear VF 1: Multipoint VF...

  • Page 68: Group P6: Vector Control Parameters

    Group P5: VF parameters Default Modbus Parameter Name Setting range Modify value address independently 1: When the voltage decreases to zero, frequency begins decrease again P5-14 VF slip compensation gain 0.0%~200.0% 0.0% ○ 050EH P5-15 Slip compensation time constant 0.1~10.0s 0.0% ○...

  • Page 69: Group P7: Fault Parameters

    Group P6: Vector control parameters Default value Modbus Parameter Name Setting range Modify address 1: valid P6-07 Vector slip compensation coefficient 50%~200% 100% ○ 0607H P6-08 SVC speed feedback filter time 0.000s~1.000s 0.015s ○ 0608H 0: Set by P6-11 1: AI1 2: AI2 Speed control (drive) torque upper 3: AI3...
  • Page 70 Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address 11: Input phase loss 12: Output phase loss 13: Radiator overheating 14: Contactor fault 15: Current detection fault 16: Motor tuning fault 17: Code disk failure 18: Short circuit fault of motor to ground P7-01 Second time fault type...
  • Page 71 Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address (latest) fault(supported by 3720 and above versions) P7-13 Second time fault frequency P7-14 Second time fault current P7-15 Second time fault bus voltage P7-16 Second time fault input terminal status Second time fault output terminal P7-17 status...
  • Page 72 Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address P7-44 Number of automatic reset of faults 0~20 ○ 072CH Ones bit: motor overload (Err 10) 0: Free stop 1: Stop as stop mode Tens bit: input phase lacking (Err11) 0: Free stop 1: Stop as stop mode Hundreds bit: output phase lacking...
  • Page 73 Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address 0: Free stop 1: Stop as stop mode Hundreds bit: PID feedback lost in operation (Err50) 0: Free stop 1: Stop as stop mode Thousands bit: speed deviation too large (Err52) 0: Free stop 1: Stop as stop mode...

  • Page 74: Group P8: Keyboard And Display

    Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address Integral coefficient of instantaneous P7-72 0 ~ 100 ○ 0748H stop non-stop Deceleration time of instantaneous P7-73 0 ~ 300.0s 20.0 × 0749H stop non-stop Group P8: Keyboard and display Group P8: Keyboard and display Default Modbus...
  • Page 75 Group P8: Keyboard and display Default Modbus Parameter Name Setting range Modify value address Bit2: Bus voltage Bit3: Output current Bit4: Output voltage Bit5: Output torque Bit6: Output power Bit7: X input status Bit8: Y output status Bit9: AI1 voltage Bit10: AI2 voltage Bit11: AI3 voltage Bit12: PULSE input pulse frequency, the...

  • Page 76: Group P9: Communication Parameters

    Group P8: Keyboard and display Default Modbus Parameter Name Setting range Modify value address Bit10: PLC Step Bit11: Counting value Bit12: Length value P8-10 Accumulated running time 0h~65535h 080AH P8-11 Cumulative power on time 0h~65535h 080BH Cumulative power P8-12 0~65535 degree 080CH consumption P8-15...

  • Page 77: Group Pa: Process Control Closed-Loop Parameters

    0：115200BPS 1：208300BPS 2：256000BPS 3：512000BPS 0: No parity (8-N-2) 1: Even parity (8-E-1) P9-03 MODBUS data format 2: Odd parity (8-O-1) ○ 0903H 3: No parity (8-N-1) (Modbus valid) 0.0: Invalid P9-04 Communication timeout ○ 0904H 0.1~60.0s P9-05 MODBUS response delay 0~20ms (Modbus valid) ○...

  • Page 78: Group Pb: Multi-Speed And Simple Plc Operation Parameters

    Group PA: Process control closed-loop parameters Default Modbus Parameter Name Setting range Modify value address condition 1: Switch through X terminal 2: Switch automatically according to deviation 3: Switch automatically according to the operation frequency parameter switching PA-14 0.0%~PA-15 20.0% ○...
  • Page 79 Group PB: multi-speed and simple PLC operation parameters Default Modbus Parameter Name Setting range Modify value address PB-02 Multi-segment frequency 2 -100.0%~+100.0% 0.0% ○ 0B02H PB-03 Multi-segment frequency 3 -100.0%~+100.0% 0.0% ○ 0B03H PB-04 Multi-segment frequency 4 -100.0%~+100.0% 0.0% ○ 0B04H PB-05 Multi-segment frequency 5...
  • Page 80 Group PB: multi-speed and simple PLC operation parameters Default Modbus Parameter Name Setting range Modify value address Simple PLC segment 7 operation PB-31 0.0~6500.0s(h) 0.0s(h) ○ 0B1FH time PB-32 Simple PLC segment 7 acc/dec time ○ 0B20H Simple PLC segment 8 operation PB-33 0.0~6500.0s(h) 0.0s(h)

  • Page 81: Group Pc: Auxiliary Operation Parameters

    Group PC: Auxiliary operation parameters Group PC: auxiliary operation parameters Default value Modbus Parameter Name Setting range Modify address PC-00 Jog frequency 0.00Hz ~ P0-13 2.00Hz ○ 0C00H PC-01 Jog acceleration time 0.0s~6500.0s 20.0s ○ 0C01H PC-02 Jog deceleration time 0.0s~6500.0s 20.0s ○...
  • Page 82 Group PC: auxiliary operation parameters Default value Modbus Parameter Name Setting range Modify address Frequency reached detection PC-24 0.00Hz~ max output frequency 50.00Hz ○ 0C18H value 2 Frequency reached detection 2 0.0%~100.0% (max output PC-25 0.0% ○ 0C19H range frequency) 0: invalid PC-26 Timing function selection...
  • Page 83 Group PC: auxiliary operation parameters Default value Modbus Parameter Name Setting range Modify address 1: Compensation mode 1 0: Asynchronous Modulation PC-54 Modulation mode ○ 0C36H 1: Synchronous modulation DPWM switching upper limit PC-55 5.00Hz~max output frequency 8.00Hz ○ 0C37H frequency 0: Random PWM invalid PC-56...

  • Page 84: Group Pe: User Optional Parameters

    Group PC: auxiliary operation parameters Default value Modbus Parameter Name Setting range Modify address linear speed change (supported by 3720 and above) PC-76 External linear speed change 0.00Hz~50.00Hz 1.00Hz ○ 0C4CH (supported by 3720 and above) Group PE: User optional parameters Group PE: user optional parameters Default Modbus...

  • Page 85: Group Pf: Torque Control(Firmware Versions Below 3720)

    Group PE: user optional parameters Default Modbus Parameter Name Setting range Modify value address PE-27 User optional parameters 27 Same to PE-00 U0-56 ○ 0E1BH PE-28 User optional parameters 28 Same to PE-00 P0-00 ○ 0E1CH PE-29 User optional parameters 29 Same to PE-00 P0-00 ○...

  • Page 86: Group A0: Textile

    Group PF: torque control Default value Modbus Parameter Name Setting range Modify address 6: min(AI1, AI2) 7: max(AI1, AI2) (the full scale of option 1~7 correspond to PF-02 digital setting) PF-02 Driver torque upper limit -200.0%~200.0% 150.0% ○ 0F02H 0: Digital setting 1: AI1 2: AI2 3: AI3...

  • Page 87: Group A1: Virtual Io

    Group A0: textile Default value Modbus Parameter Name Setting range Modify address swing frequency Group A1: Virtual IO Group A1: Virtual IO Default Modbus Parameter Name Setting range Modify value address Function selection of virtual A1-00 × A100H X1 terminal Function selection of virtual A1-01 ×...

  • Page 88: Group A2: Second Motor Parameters

    Group A1: Virtual IO Default Modbus Parameter Name Setting range Modify value address selection 0: connect with physical X2 inside Virtual Y2 output function A1-12 1~42: See group P3 physical Y output ○ A10CH selection selection 0: connect with physical X3 inside Virtual Y3 output function A10D A1-13...
  • Page 89 Group A2: Second motor parameters Default Modbus Parameter Name Setting range Modify value address Asynchronous motor stator 0.001Ω~65.535Ω (VFD power ≤55kW) Tuning A2-06 × A206H resistance 0.0001Ω~6.5535Ω (VFD power >55kW) parameters Asynchronous motor rotor 0.001Ω~65.535Ω (VFD power ≤55kW) Tuning A2-07 ×...
  • Page 90 Group A2: Second motor parameters Default Modbus Parameter Name Setting range Modify value address 3: acceleration and deceleration time 3 4: acceleration and deceleration time 4 0.0%: Automatic torque boost Model A2-38 Motor 2 torque boost ○ A226H 0.1%~30.0% setting Motor 2 oscillation Model A2-40...

  • Page 91: Group A4: Password Countdown Lock (Supported By 3720 And Above Versions)

    Group A4: Password countdown lock (supported by 3720 and above versions) Group A4: Password countdown lock Default Modbus Parameter Name Setting range Modify value address A4-00 Parameter group access verification 0～65000 ○ A4-01 Parameter group lock password 0～65000 ○ A4-02 Total power on time before locking 0～7200 ○...

  • Page 92: Group Ad: Aiao Correction

    Group AD: AIAO correction Group AD: AIAO correction Default value Modbus Parameter Name Setting range Modify address Factory AD-00 AI1 measured voltage 1 0.500V~4.000V ○ AD00H calibration Factory AD-01 AI1 display voltage 1 0.500V~4.000V ○ AD01H calibration Factory AD-02 AI1 measured voltage 2 6.000V~9.999V ○...

  • Page 93: Group U0: Monitor Parameters

    Group U0: Monitor parameters Group U0: monitor parameters Parameter Name Min unit Modbus address Display range U0-00 Operation frequency (Hz) 0.01Hz 7000H 0.00~600.00Hz U0-01 Setting frequency (Hz) 0.01Hz 7001H 0.00~600.00Hz U0-02 Bus voltage (V) 0.1V 7002H 0.0~1024.0 U0-03 Output current (A) 0.01A 7003H 0.0~655.35A...
  • Page 94 Group U0: monitor parameters Parameter Name Min unit Modbus address Display range U0-37 Synchronous motor rotor position 7025H 0.1~360.0° U0-38 Rotation position 7026H 0~4095 U0-39 ABZ position 7027H 0~65535 U0-40 Motor temperature 1°C 7028H U0-41 Power factor angle 0.1° 7029H -100.00%~100.00 U0-42 Setting frequency (%)
  • Page 95 Group U0: monitor parameters Parameter Name Min unit Modbus address Display range Bit3: Frequency reaches the set frequency (supported by 3720 and above versions) Bit8~Bit15: Alarm code(supported by 3720 and above versions) Communication feedback motor speed U0-70 0.01Hz 7046H /0.01Hz Communication feedback motor speed U0-71 1RPM...

  • Page 96: Group U4: Communication Monitoring Parameters(Supported By 3720 Versions And Above)

    Group U0: monitor parameters Parameter Name Min unit Modbus address Display range operation direction Bit12:Running reverse flag 0:forward 1:reverse Bit13:Final frequency setting reverse Bit14~15:Reserved Group U4: Communication monitoring parameters(supported by 3720 versions and above) Group U4:Communication monitoring parameters Parameters Name Min unit Speed command(Communication frequency setting Unit: 0.01%...

  • Page 97: Parameter Explanation

    4-2. Parameter explanation 4-2-1. Group P0 Basic operation parameter Parameter Name Setting range VF control No speed sensor vector control P0-01 First motor control mode selection (SVC) With speed sensor vector control (FVC) 0: VF control VF control is suitable for low-speed occasions where the control accuracy is not high, and can also be used for occasions where one inverter drives multiple motors.
  • Page 98 winding (supported by 3720 and above versions) Panel knob setting(supported by LED panel with knob, 3730 and above versions) 0: Digital setting (Power-off no memory) Set frequency in P0-10, and adjust by keyboard increase and decrease key (or up/down terminal), after power off and power on, the frequency will return to the value of P0-10.
  • Page 99 frequency, you need to set P0-03 = 11. *Note: Only external installation is supported, but not on the inverter body. parameter Name Range Auxiliary frequency source B P0-04 0~11 channel selection Ones bit: frequency source selection 0: main frequency source A 1: Operation results of main and auxiliary frequency sources (determined by tens bits) 2: Switching between main frequency A and...
  • Page 100 When the frequency source is used as the main and auxiliary operation, P0-09 is used as the bias frequency, and the superposition of the main and auxiliary operation results is used as the final frequency setting value, which makes the frequency setting more flexible Parameter Name Range...
  • Page 101 Parameter Name Range P0-17 Lower limit frequency 0.00Hz~upper limit frequency (P0-15) Set the lower limit frequency. The range is from 0.00Hz to upper limit frequency (P0-15). Parameter Name Range 0 ~ 65000s (PC-09=0) P0-18 Acceleration time 1 0.0 ~ 6500.0s (PC-09=1) 0.00 ~ 650.00s (PC-09=2) 0 ~ 65000s (PC-09=0) P0-19...
  • Page 102 Parameter Name Range Reverse frequency Prohibition Invalid P0-21 (supported by 3720 and above Valid versions) When the motor is not allowed to run in the reverse direction, the parameter should be set to 1. If P0-21=0 (negative frequency prohibition is invalid), the operation frequency of the communication given frequency converter is negative or the external given reverse operation command, and the frequency converter operates in reverse.

  • Page 103: Group P1 First Motor Parameters

    VH6 series inverter can save two groups of motor parameters, and select the current working motor parameter group through P0-25. Two motors can set their own name plate parameters, and need to complete their own parameter tuning before operation. The parameters of motor parameter group 1 are P1 parameters, and the parameters of motor parameter group 2 are A2 parameters.
  • Page 104 After the expansion is installed, P1-25 should be set correctly according to the actual situation, otherwise the inverter may not operate normally. parameter Name Range P1-26 Encoder ppr 1~65535 Set the pulse per rotation of ABZ incremental encoder. In the vector control mode with speed sensor, the encoder pulse number must be set correctly, otherwise the motor will not run normally.

  • Page 105: Group P2 Input Terminal Multi-Function Parameters

    4-2-3. Group P2 Input terminal multi-function parameters VH6 series inverter can be equipped with 7 multifunctional digital input terminals (X4 can be used as high speed pulse input terminal) and 2 analog input terminals. Table 4-1 provides a detailed description of each function.
  • Page 106 Setting Function Explanation value free stop in P4-22. Use the terminal to reset the fault. It has the same function as the Fault reset (RESET) reset key on the keyboard. With this function, remote fault reset can be realized. Frequency source switching Main and auxiliary frequency source switching Multi-segment command terminal 1...
  • Page 107 Setting Function Explanation value defined by (PF-00). If the terminal is valid, it will be switched to another mode. During operation, it can be switched through the terminal, and the switch will take effect immediately PID is temporarily invalid, the inverter maintains the current output PID pause frequency, and no longer adjusts the PID of frequency source.
  • Page 108 Setting Function Explanation value In any control mode (panel control, terminal control, communication External stop terminal 2 control), the terminal can be used to slow down the frequency converter, and the deceleration time is fixed as deceleration time 4. Disable Inversion When the terminal is valid, inverter reverse rotation is prohibited When the terminal is valid, the inverter operation time is cleared.
  • Page 109 command 15 When the frequency source is multi-speed, 100.0% of the function code PB-00 ~ PB-15 corresponds to the max output frequency P0-13. In addition to the function of multi-stage speed, the multi-stage instruction can also be used as the given source of PID, or as the voltage source of VF separation control, so as to meet the needs of switching between different given values.
  • Page 110 1: Two-wire mode 2 in this mode, X1 terminal function is enable terminal, while X2 terminal function determines operation direction. The function code setting is as follows: Parameter Name Range Function P2-10 Terminal command mode Two-wire mode 2 P2-00 X1 function selection Operation enable P2-01 X2 function selection...
  • Page 111 3: Three-wire control mode 2 in this mode, X2 is enable terminal, X1 controls the operation, X3 controls the direction. The function code setting is as follows: Parameter Name Range Function P2-10 Terminal command mode Three-wire mode 2 P2-00 X1 function selection Enable P2-01 X2 function selection...
  • Page 112 1: Low level valid 0:High level valid X3 terminal valid state setting Hundreds bit 1:Low level valid 0:High level valid X4 terminal valid state setting Thousands bit 1:Low level valid 0:High level valid X5 terminal valid state setting Ten thousands bit 1:Low level valid 0: High level valid X6 terminal valid state setting...
  • Page 113 Parameter Name Range AI curve 4 max input corresponding P2-37 -100.0% ~ +100.0% setting P2-38 AI curve 5 min input -10.00V ~ P2-40 AI curve 5 minimum input P2-39 -100.0% ~ +100.0% corresponding setting P2-40 AI curve 5 inflection point 1 input P2-38 ~ P2-42 AI curve 5 inflection point 1 input P2-41...
  • Page 114 Parameter Name Range AI1 below minimum input setting Ones bit selection Corresponding minimum input setting AI below minimum input 0.0% P2-55 setting selection AI2 below minimum input setting Tens bit selection, ditto AI3 below minimum input setting Hundreds bit selection, ditto The ones, tens and hundreds bits of the parameter correspond to the analog input AI1, AI2 and AI3 respectively.

  • Page 115: Group P3 Output Terminal Multi-Function Parameters

    PULSE max setting corresponding P2-69 -100.0%~+100.0% frequency percentage P2-70 PULSE filter time constant 0.00s~10.00s This group of parameters is used to set the relationship between the X4 pulse frequency and the corresponding setting. The pulse frequency can only be input into the frequency converter through the X4 terminal. The application of this group is similar to AI curve 1.
  • Page 116 Setting Function Explanation value signal is output after exceeding the threshold. Refer to function code P7-33-P7-41 for setting motor overload parameters. The ON signal is output 10s before the overload protection Inverter overload forewarning of inverter. Communication setting Refer to communication protocol. When the set frequency exceeds the upper or lower Torque limit frequency, and the frequency of the inverter also reaches the...
  • Page 117 Setting Function Explanation value When the operating frequency reaches the lower frequency, Lower frequency arrival the ON signal is output. The signal is off in the shutdown (operation related) state. Fault output (free shutdown fault and no output when under Fault of free shutdown and no output when under voltage.
  • Page 118 P3-13 AO1 output function selection in the table below P3-14 AO2 output function selection Setting Function Explanation value Operation frequency 0~max output frequency Set frequency 0~ max output frequency Output current 0-2 times motor rated current Motor output torque (absolute, Percentage 0 ~ 2 times motor rated torque relative to motor) Output power...

  • Page 119: Group P4 Startup Brake Parameters

    output Zero bias coefficient =  output Gain = Parameter Name Range P3-23 Y2 (high speed pulse) max output frequency 0.01kHz~50.00kHz When Y2 terminal is selected as pulse output, the function code is used to select the maximum frequency value of output pulse.
  • Page 120 Parameter Name Range P4-01 Starting frequency 0.00Hz~10.00Hz P4-02 Start frequency duration 0.0s~100.0s Starting DC brake current/Pre-excitation P4-03 0%~100% current percentage DC braking time during P4-04 0.0s~100.0s startup/pre-excitation time If the starting DC braking time is set to 0, the frequency converter starts to run from the starting frequency. If the starting DC braking time is not 0, the DC braking is performed first, and then run at the starting frequency.
  • Page 121 Parameter Name Range P4-10 Speed tracking closed loop current 30%~200% The maximum current in the speed tracking process is limited within the set value of "speed tracking current". If the setting value is too small, the effect of speed tracking will be worse. Parameter Name Range...

  • Page 122: Group P5 Vf Parameters

    Parameter Name Range 0: Deceleration stop P4-22 Stop mode 1: Free stop Starting frequency of DC braking P4-23 0.00Hz~max output frequency P0-06 during shutdown P4-24 DC braking time during shutdown 0.0s~100.0s Percentage of DC braking current at P4-25 0%~100% shutdown DC brake waiting time during P4-26 0.0s~100.0s...
  • Page 123 0: Line VF Suitable for common constant torque load. 1: Multi-point VF Suitable for dehydrator, centrifuge and other special loads. By setting P5-01 ~ P5-06 parameters, any VF relation curve can be obtained. 2: Square VF Suitable for centrifugal loads such as fans and pumps. 3: the 1.2 power VF||4: the 1.4 power VF||6: the 1.6...
  • Page 124 Note: V1 ~ V3: voltage percentage of section 1 ~ 3 of multipoint VF curve. F1 ~ F3: frequency point of section 1 ~ 3 of multipoint VF curve. Parameter Name Range 0.0％ (auto torque boost) P5-07 Torque boost 0.1％~30.0％ P5-08 Torque boost cutoff frequency 0.00Hz~max output frequency P0-13...
  • Page 125 Parameter Name Range 0.0s~1000.0s P5-11 Voltage acceleration time of VF separation Note: it indicates the time when 0V changes to the motor rated voltage 0.0s~1000.0s Voltage deceleration time of VF P5-12 Note: it indicates the time when 0V changes separation to the motor rated voltage The voltage rise time of VF separation refers to the time required for the output voltage to accelerate from 0 to the motor rated voltage, as shown in t1 in the figure below.
  • Page 126 1: When the voltage decreases to zero, the frequency begins to decrease The output voltage of VF separation first decreases to 0V according to the voltage drop time (P5-12), then the frequency decreases to 0Hz according to the deceleration time (P0-19). Parameter Name Range...
  • Page 127 Parameter Name Range P5-15 Slip compensation time constant 0.1~10.0s The smaller the response time value of slip compensation is set, the faster the response speed is. Parameter Name Range P5-16 VF over excitation gain 0—200 In the process of inverter deceleration, the over excitation gain can inhibit the rise of bus voltage, but the larger the over excitation gain is, the larger the output current will increase.
  • Page 128 Note: (1) 150% of over-current stall action current means 1.5 times of rated current of frequency converter; (2) The carrier frequency of high-power motor is below 2kHz. Due to the increase of pulsating current, the wave by wave current limiting response precedes the over-current stall to prevent action starting, resulting in insufficient torque.

  • Page 129: Group P6 Vector Parameters

    If it is found that the actual deceleration time of the motor is much longer than the deceleration time under V/F control mode, the following measures can be taken: (1) If there is no braking resistor or energy feedback unit, the set value of P5-16 overexcitation gain can be increased by ±...
  • Page 130 The recommended adjustment method is as follows: If the factory parameters can not meet the requirements, fine-tuning should be carried out on the basis of the factory parameters. Firstly, the proportional gain should be increased to ensure that the system does not oscillate; Then, the integration time is reduced to make the system have faster response characteristics and smaller overshoot.

  • Page 131: Group P7 Fault And Protection

    Parameter Name Range P6-14 Excitation regulation proportional gain 0 ~ 60000 P6-15 Excitation regulation integral gain 0 ~ 60000 P6-16 Torque regulation proportional gain 0 ~ 60000 P6-17 Torque regulation integral gain 0 ~ 60000 The PI parameter of vector control current loop can be obtained automatically after the dynamic tuning of asynchronous motor, which generally does not need to be modified.
  • Page 132 P7-15 The bus voltage of the second fault P7-16 Input terminal state of the second fault P7-17 Output terminal state of the second fault P7-18 VFD state of the second fault P7-19 The time of the second fault P7-20 The time of the second fault P7-23 Frequency of the first fault P7-24...
  • Page 133 (1) When the running current of the motor reaches 175% times of the rated current of the motor, the motor overload (Err10) will be reported after continuous running for 2 minutes; When the running current of the motor reaches 115% of the rated current of the motor, the motor overload (Err10) will be reported after continuous operation for 80 minutes.
  • Page 134 Parameter Name Range Ones bit: input phase lack protection Tens bit: Contactor closing protection P7-39 Input phase lack protection selection 0: Forbidden 1: Allowed Select whether to protect the input phase loss or contactor closing. Parameter Name Range 0: Forbidden P7-40 Output phase lack protection 1: Allowed...
  • Page 135 Parameter Name Range 1: stop as stop mode Thousands bit: output load drop (Err19) 0: free stop 1: stop as stop mode Ten thousand bit: pole position detection failed (Err21) 0: free stop 1: stop as stop mode Ones bit: external fault 1 (Err43) 0: free stop 1: stop as stop mode Tens bit: communication error (Err44)
  • Page 136 Parameter Name Range 1: stop as stop mode Parameter Name Range P7-52 Braking start voltage 200.0~2000.0V P7-53 Braking service rate 0~100 When the bus voltage reaches the P7-52 setting value, the brake resistance starts to work, and the service rate of the brake resistance is adjusted through P7-53.

  • Page 137: Group P8 Keyboard And Display

    non-stop action Proportional gain of instantaneous stop 0~100 P7-71 non-stop Integral coefficient of instantaneous stop 0~100 P7-72 non-stop Deceleration time of instantaneous stop 0~300.0s P7-73 non-stop The purpose of instantaneous stop non-stop is to ensure that when the power supply of the power grid is abnormal, the motor can decelerate and stop normally, so that the motor can start immediately after the power supply of the power grid is restored, and it will not stop freely because of the sudden undervoltage fault when the power supply of the power grid is abnormal.
  • Page 138 Parameter Name Range 0: No operation 1: Restore factory parameters, excluding motor parameters (in 3730 and above versions, P0-13 and P0-15 do not restore factory values) 2: Clear record information P8-02 Parameter initialization 3: Restore factory parameters (including motor parameters) 4: Backup current user parameters (only supported by LCD panel) 5: Restore user backup parameters (only supported by LCD...
  • Page 139 0: No display 1: Display user modified parameters When P8-05=10, press JOG button to enter --C--, check the parameters modified by user. To return to the parameter adjustment interface, press JOG button, press ENT in the interface where "-- A --" is displayed on the panel.
  • Page 140 P8-08 Parameter Name Range LED shutdown display P8-09 parameter If the above parameters need to be displayed during operation, set the corresponding position to 1, convert the binary number to hexadecimal and set it to P8-09. The default value of P8-09 is 0.
  • Page 141 Parameter Name Range P8-10 Accumulated running time 0h~65535h Display the accumulated running time of frequency converter. When the running time reaches the set running time PC-32, the multi-function digital output function of frequency converter outputs ON signal. Parameter Name Range P8-11 Cumulative power on time 0~65535 hours...

  • Page 142: Group P9 Communication Protocol

    state is: 50.00*2.000=100.00 (2 decimal places display). For example, the rated speed of the motor is 1500r/min, and the rated frequency is 50HZ. If the user want to display the load speed, P8-22=11, it is necessary to set P8-21= 3.0. Then U0-16 (load speed display) value is 1500.0.

  • Page 143: Group Pa Pid Parameters Of Process Control

    Parameter Name Range 0.0 s (invalid) P9-04 Communication timeout 0.1 ~ 60.0s When the function code is set to 0.0 s, the communication timeout parameter is invalid. When the function code is set to a valid value, if the interval between one communication and the next exceeds the communication timeout, the system will report a communication timeout (Err44).
  • Page 144 same. Note: when PA-01 is set to 6, PB-16 cannot be set to 5. Parameter Name Range PA-03 PID feedback filter time 0.00s~30.00s PA-04 PID output filter time 0.00s~30.00s PA-03 is used to filter the PID feedback, which is helpful to reduce the influence of the disturbance on the feedback, but it will lead to the degradation of the response performance of the process closed-loop system.
  • Page 145 differential. Parameter Name Range PA-10 Proportional gain P 0.0~100.0 PA-11 Integral time I 0.01s~10.00s PA-12 Differential time D 0.000s~10.000s Proportional gain P: It determines the regulation intensity of the whole PID regulator. The greater the P is, the greater the regulation intensity is.
  • Page 146 Parameter Name Range PA-16 Proportional gain P2 0.0~100.0 PA-17 Integral time I2 0.01s~10.00s PA-18 Differential time D2 0.000s~10.000s Same to PA-10~PA-12, the second set of PID parameters. Parameter Name Range PA-19 PID action direction 0: positive action 1: negative action Positive action: when the feedback signal of PID is less than the given quantity, the output frequency of frequency converter rises.
  • Page 147 function diagram of the initial PID value. Parameter Name Range PID operation mode (whether to operate 0: Not operate when shutdown PA-25 when shutdown) 1: Operate when shutdown It is used to select whether the PID continues to calculate in PID shutdown state. In general application, PID should stop operation in shutdown state.

  • Page 148: Group Pb Multi-Speed And Simple Plc

    When the PID feedback value is less than the feedback loss detection value PA-27 and the duration exceeds the PID feedback loss detection time PA-28, the VFD will alarm the fault Err50. 4-2-12. Group PB Multi-speed and simple PLC Parameter Name Range PB-00...
  • Page 149 Parameter Name Range PB-30 Simple PLC segment 6 acc/dec time PB-31 Simple PLC segment 7 operation time 0.0~6500.0s(h) PB-32 Simple PLC segment 7 acc/dec time PB-33 Simple PLC segment 8 operation time 0.0~6500.0s(h) PB-34 Simple PLC segment 8 acc/dec time PB-35 Simple PLC segment 9 operation time 0.0~6500.0s(h)

  • Page 150: Group Pc Auxiliary Function

    Parameter Name Range 0: second PB-50 Simple PLC operation time unit 1: hour Parameter Name Range Ones bit: power-off memory 0: not memory Simple power-off memory 1: memory PB-51 selection Tens bit: shutdown memory 0: not memory 1: memory PLC power down memory refers to memorizing the operation stage and frequency of PLC before power down, and continuing to run from the memory stage when next power on.
  • Page 151 Parameter Name Range PC-03 Acceleration time 2 0. 1s~6500.0s PC-04 Deceleration time 2 0. 1s~6500.0s PC-05 Acceleration time 3 0. 1s~6500.0s PC-06 Deceleration time 3 0. 1s~6500.0s PC-07 Acceleration time 4 0. 1s~6500.0s PC-08 Deceleration time 4 0. 1s~6500.0s VH6 provided four groups of acceleration and deceleration time, which are P0-18/P0-19 and above parameters. Parameter Name Range...
  • Page 152 Parameter Name Range Whether jump frequency 0: Invalid PC-16 effective during acceleration 1: Valid (in vector condition) deceleration Set whether the jump frequency is effective during acceleration and deceleration. Parameter Name Range The frequency reached detection PC-17 0.00~100% (max output frequency P0-13) range When the operation frequency of the frequency converter is in a certain range of the target frequency, the multi-function Y terminal of the inverter outputs ON signal.
  • Page 153 Parameter Name Range Frequency detection value (FDT1 PC-18 0.00Hz~max output frequency voltage level) Frequency detection hysteresis value PC-19 0.0%~100.0% (FDT1 level) (FDT1 voltage level) When the operating frequency is higher than the frequency detection value, the inverter multi-function output Y outputs ON signal, and when the frequency is lower than the detection value, the Y terminal output ON signal is cancelled.
  • Page 154 Parameter Name Range 0: Invalid PC-26 Timing function selection 1: Valid PC-28 Setting operation time 0.0Min~6500.0Min PC-29 Present operation reached time 0.0Min~6500.0Min When PC-26 = 1, the timing function is turned on, the current running time U0-31 is greater than the value set by PC-28, the inverter stops running, and Y outputs ON signal by assigning function code 26 to Y terminal.
  • Page 155 Parameter Name Range PC-38 Zero current detection value 0.0%~300.0% (motor rated current) PC-39 Zero current detection delay time 0.01s~600.00s When the output current of the inverter is less than or equal to the zero current detection level and the duration exceeds the zero current detection delay time, the Y terminal of the inverter outputs ON signal.
  • Page 156 It is used to select the action mode of the cooling fan. When 0 is selected, the fan runs in the running state of the inverter. When the radiator temperature is higher than 40 ℃ , the fan runs. When the radiator temperature is lower than 40 ℃, the fan does not run.
  • Page 157 Parameter Name Range DPWM switching upper limit PC-55 5.00Hz~max output frequency frequency It is only effective for VF control. Generally, it does not need to be modified. The modulation mode of asynchronous motor is determined by the VF wave generation mode. When the value is lower than PC-55, the switching loss of inverter is large, but the current ripple is small;...
  • Page 158 wake-up frequency and dormancy frequency to 0.00Hz, then the dormancy and wake-up functions are invalid. Note: when the dormancy function is enabled, if the frequency source uses PID, it is necessary to select the operation when the PID stops (PA-25 = 1). Parameter Name Range...
  • Page 159 above) 0: None PC-71 Clear encoder position count 1: Clear (Single valid) PC-70: This function code determines the display mode of U0-53~U0-56 encoder position counting. Set to 0: display as hexadecimal number Set to 1: display as decimal number PC-71: This function code is set to 1 (only valid once, that is, the rising edge is valid), and U0-53~U0-56 are cleared to 0.

  • Page 160: Group Pe User Optional Parameters

    PC-76: change of external linear speed in unit time, unit: 0.01Hz. If the external linear speed change is greater than the value set by PC-76, the auxiliary frequency will not work, and the main frequency will change synchronously with the linear speed in a certain proportion. The current frequency change can be viewed through U0-23 and U0-24.

  • Page 161: Group Pf Torque Control(Firmware Versions Below 3720)

    This group of function codes is the user-defined parameter group (P8-00 is set to 0 and P8-05 is set to 11, used together). Users can select the required parameters to be summarized into PE group in all VH6 function codes, which can be used as user-defined parameters to facilitate the operation of viewing and changing.
  • Page 162 1: AI1 2: AI2 3: AI3 When AI is used as the frequency setting, voltage/current input correspond to 100.0% of the setting.It refers to the percentage of relative torque digital setting PF-02.The input voltage values of AI and the corresponding relationship curve with the target torque can be freely selected by the user through P2-54.

  • Page 163: Group Pf Torque Control(Firmware Versions 3720 And Above)

    smoothly. In the torque control of small torque starting, it is not recommended to set the torque acceleration and deceleration time. If the torque acceleration and deceleration time is set, it is suggested to increase the speed filter coefficient properly. When torque quick response is needed, torque control acceleration and deceleration time is set to 0.00s.
  • Page 164 1: AI1 2: AI2 3: AI3 When AI is used as the frequency setting, voltage/current input correspond to 100.0% of the setting.It refers to the percentage of relative torque digital setting PF-02.The input voltage values of AI and the corresponding relationship curve with the target torque can be freely selected by the user through P2-54.

  • Page 165: Group A0 Textile

    Parameter Name Range frequency source 1: AI1 2: AI2 3: AI3 4: PULSE 5: Communication setting 6: min(AI1, AI2) 7: max(AI1, AI2) (the full scale of option 0~7 correspond to P0-13 digital setting) Torque control reverse maximum PF-06 0.00Hz~max output frequency frequency Under the torque control mode, the difference between the motor output torque and the load torque determines the speed change rate of the motor and the load.
  • Page 166 In application, the corresponding input terminal function should be set to "counter input" (function 20), and X4 port must be used when the pulse frequency is high. When the count value reaches the set count value A0-03, the multi-function terminal Y outputs the "set count value arrival"...

  • Page 167: Group A1 Virtual Io

    4-2-18. Group A1 Virtual IO Parameter Name Range A1-00 Function selection of virtual X1 terminal A1-01 Function selection of virtual X2 terminal Same as physical X terminal function A1-02 Function selection of virtual X3 terminal setting A1-03 Function selection of virtual X4 terminal A1-04 Function selection of virtual X5 terminal Ones bit: virtual X1...
  • Page 168 Set the virtual X1 terminal status to be valid (A1-06=xxx1); Set the command source to terminal control (P0-02=1); Set the start protection to "unprotected" (P4-05=0); After the inverter power on initialization is completed, it is detected that virtual X1 is effective, and the terminal is forward running, which is equivalent to the frequency converter receiving a terminal forward running command, and the inverter will start to run forward.

  • Page 169: Group A2 Second Motor Parameters

    4-2-19. Group A2 Second motor parameters VH6 provides two sets of motor control parameters, which can set motor nameplate parameters, encoder parameters and VF vector performance parameters respectively. Group A2 function code corresponds to motor 2. All parameters and application methods of group A2 are the same as those of motor 1.
  • Page 170 Parameter Name Range 2: With speed sensor vector control (FVC) 0: same to first motor 1: acceleration and deceleration time 1 Motor 2 acc/dec time A2-37 2: acceleration and deceleration time 2 selection 3: acceleration and deceleration time 3 4: acceleration and deceleration time 4 0.0%: Automatic torque boost A2-38 Motor 2 torque boost...

  • Page 171: Group A4 Password Countdown Lock (Supported By 3720 And Above Versions)

    4-2-20. Group A4 Password countdown lock (supported by 3720 and above versions) Parameter Name Range A4-00 Parameter group access verification 0～65000 A4-01 Parameter group lock password 0～65000 A4-02 Total power on time before locking 0～7200 A4-03 Remaining time of power on locking 0～7200 As long as A4-02 is set, the countdown function will be turned on.

  • Page 172: Group A9 Communication Address Mapping (Supported By 3720 And Above Versions)

    PLC program cannot be modified. For example, one manufacturer originally used the XINJE VB5N inverter to realize the forward operation through Modbus. Now they want to change to VH6 inverter without modifying the PLC program. It is necessary to enable communication address mapping function.

  • Page 173: Group Ad Aiao Correction Parameters

    Decelerate and stop function. VB5N : assign 7 to H2000, VH6 : assign 5 to H1100. Turning on the mapping function can only modify the corresponding address, but cannot modify the content in the address. If the value is set in the program, writing 7 to H1100 means “fault reset”, and the program still needs to be modified under this condition.
  • Page 174 AI3 display voltage 1 (only AI3 AD-09 -9.999V~9.999V support negative voltage) AI3 measured voltage 2 (only AI3 AD-10 -9.999V~9.999V support negative voltage) AI3 display voltage 2 (only AI3 AD-11 -9.999V~9.999V support negative voltage) This group of function codes is used to correct the analog input AI to eliminate the influence of bias and gain of the analog input.

  • Page 175: Group U0 Monitor Parameters

    4-2-23. Group U0 Monitor parameters Parameter Name Min unit U0-00 Operation frequency (Hz) 0.01Hz U0-01 Setting frequency (Hz) 0.01Hz U0-02 Bus voltage (V) 0.1V U0-03 Output current (A) 0.01A U0-04 Output voltage (V) U0-05 Output torque (%) Percentage output value of motor rated torque 0.1% U0-06 Output power (kW)
  • Page 176 Parameter Name Min unit U0-09 AI1 voltage (V)/current (mA) 0.01V/0.01mA U0-10 AI2 voltage (V)/current (mA) 0.01V/0.01mA U0-11 AI3 voltage (V)/current (mA) 0.01V/0.01mA Whether the analog input is voltage or current, U0-09 ~ U0-11 are displayed as the voltage value, and the current value needs to be multiplied by 2 on the basis of U0-09~U0-11.
  • Page 177 Parameter Name Min unit U0-18 Actual encoder feedback speed (Hz) Depend on P8-22 Display the actual encoder feedback motor speed, unit: Hz. Parameter Name Min unit U0-19 Line speed 1m/Min Display X4 high-speed pulse sampling line speed, which is calculated from the actual number of sampling pulses per minute and A0-02 function code.
  • Page 178 off. Parameter Name Min unit U0-33 Present fault The current fault code is displayed. Parameter Name Min unit U0-35 Target torque (%) 0.1% When PF-01 selects 0, U0-35 is the same value with PF-02. Parameter Name Min unit U0-36 Torque upper limit 0.01% In torque mode, display the current torque value.
  • Page 179 Display the current motor parameter selection. Parameter Name Min unit U0-53 Encoder feedback value 1 (supported by 3720 and above ) U0-54 Encoder feedback value 2(supported by 3720 and above ) U0-55 Encoder feedback value 3(supported by 3720 and above ) U0-56 Encoder feedback value 4(supported by 3720 and above ) U0-53 is high bit and U0-56 is low bit.
  • Page 180 Parameter Name Min unit 1: Faulty Bit3:Frequency reaches the set frequency (supported by 3720 and above versions) Bit8~Bit15:Alarm code(supported by 3720 and above versions) For example: U0-69=H.2C04, hexadecimal 2C converted to decimal is 44, which means that the current fault code is Err44, hexadecimal 04 converted to binary is 100, which means that it is in a fault state.
  • Page 181 Parameter Name Min unit U0-75 Fault code Bit0: 0: Shutdown 1: In operation Bit1:Normal operation Bit2: Jog operation Bit3:Tuning operation Bit4:Jog during operation Bit5~Bit6: Running state 00: Constant speed process 01: Acceleration process 10: Deceleration U0-76 Operation status word process Bit7:PLC operation Bit8:PID operation Bit9:Torque control...

  • Page 182: Group U4 Communication Monitoring Parameters

    4-2-24. Group U4 Communication monitoring parameters Parameter Name Unit Speed command (Communication U4-00 0.01% frequency setting value) Description 1: Forward command 2: Reverse command 3: Jog forward command 4: Jog reverse command Communication control command BIT0~BIT7 5: Decelerate and shut down U4-01 word according to the shutdown mode...
  • Page 183 TPDO parameters: Parameter Mapping Written Name Range parameters parameters Speed command (communication PE-00 U4-00 Unit: 0.01% frequency setting value) Description 1: Forward command 2: Reverse command 3: Jog forward command 4: Jog reverse command Communication BIT0~ 5: Slow down and stop PE-01 U4-01 control command...
  • Page 184 Parameter Mapping Read Name Range parameters parameters 1: in operation 1: in operation Bit1: operation Bit1: operation direction direction 0: forward 0: forward 1: reverse 1: reverse Bit2: fault Bit2: fault 0: no fault 0: no fault 1: faulty 1: faulty Bit3:Frequency Bit3:Frequency reaches the set...
  • Page 185 value of driving torque is modified through TPDO in speed mode, P6-10 can be set to 5, and the torque value is given through mapped U4-06. Parameter setting table in torque mode: Parameter Name Setting value 1: No speed sensor vector First motor control mode(torque mode is only valid in control (SVC) P0-01...

  • Page 186: Emc

    5. EMC 5-1. EMC compliant installation guidelines The output of the inverter is PWM wave, which will produce electromagnetic noise when it works. In order to reduce the interference of the inverter to the outside world, this section introduces the installation method of EMC in noise suppression, field wiring, grounding, leakage current, power filter use and so on.

  • Page 187: Field Wiring And Grounding

    the frequency converter as possible. The signal line should use shielded wire, the shielding layer should be single ended grounding, and should be as far away from the inverter and its input and output lines as possible. If the signal wire must intersect with the strong current cable, the two should be kept orthogonal.

  • Page 188: Model And Dimension

    6. Model and dimension 6-1. VH6 series VFD electrical specification Device Input power Matched Input current Output current Voltage level VFD model code capacity (KVA) motor (kW) VH6-43.7G/5.5P-B VH6-45.5G/7.5P-B 14.6 13.0 VH6-47.5G/11P-B 11.0 20.5 17.0 VH6-4011G/15P-B 17.0 26.0 25.0 11.0 VH6-4015G/18P-B 21.0...
  • Page 189 VH6-4011G/15P-B // VH6-4015G/18P-B Unit: mm  1.安装、运行前请务必阅读使用说明书,否则会有电击危险！ 2.在通电状态下和切断电源15分钟以内，请勿拆下盖板！ 3.进行维护、检查及接线时，请在切断输入侧和输出侧电源后，等待15分钟， 15 min 待电源指示灯彻底熄灭后开始作业。 MENU/ESC ENT/DATA STOP REST VH6-4018G/22P-B // VH6-4022G/30P-B // VH6-4030G/37P-B Unit: mm  1.安装、运行前请务必阅读使用说明书,否则会有电击危险！ 2.在通电状态下和切断电源15分钟以内，请勿拆下盖板！ 3.进行维护、检查及接线时，请在切断输入侧和输出侧电源后，等待15分钟， 15 min 待电源指示灯彻底熄灭后开始作业。 MENU/ESC ENT/DATA STOP REST...
  • Page 190 VH6-4037G/45P-B // VH6-4045G/55P-B // VH6-4055G/75P-B Unit: mm  287.9 235.6 213.9 VH6-4075G/90P-B // VH6-4090G/110P-B // VH6-4110G/132P-B Unit：mm  276.5 Ø 260.5...

  • Page 191: Accessories Selection Guide

    Dimension drawing of operation panel mounting bracket  The gray area is the hollowed out part, and the middle hollowed out area is 84.6 × 101.5mm. The diameter of the four corner hollowed out area is 4.34 circle, and M4 screws and nuts are put in to fix the bracket on the panel.

  • Page 192: Cable Selection

    suppress the instantaneous high voltage generated when the IGBT module of the frequency converter is switched. 6-3-2. Cable selection Power cable The size of input power cable and motor cable shall comply with local regulations;  The input power cable and motor cable must be able to withstand the corresponding load current; ...
  • Page 193 Control cable All analog control cables and cables used for frequency input must use shielded cables. The analog signal cable uses twisted pair shielded cable. Each signal uses a separate pair of shielded twisted pairs. Do not use the same ground wire for different analog signals.

  • Page 194: Selection Guidance Of Circuit Breaker, Contactor And Fuse

    inverters can be run side by side. It is suggested that the motor cable, input power cable and control cable should be distributed in different trunking. The reason to avoid the side-by-side routing of other cables and motor cables is that the du/dt output from the inverter will increase the electromagnetic interference to other cables.

  • Page 195: Reactor Selection Guide

    50m, the output reactor must be added at the output side of the frequency converter.  VH6 series frequency converters with power of 18.5kw and above have built-in DC reactors. DC reactor can improve the power factor, avoid the damage of rectifier bridge caused by excessive input current of frequency converter due to large capacity transformer, and avoid the damage of rectifier circuit caused by grid voltage mutation or harmonic caused by phase controlled load.

  • Page 196: Brake Resistor Selection

    U × U / R = Pb U --- Braking voltage of system stable braking (different system U values are different, the default braking voltage of VH6 series inverter is 700V, which can be adjusted through P7-59), Pb ---Braking power.
  • Page 197 Typical braking frequency value Common applications Elevator Unwinding and Centrifuge Accidental General winding braking load occasions Braking frequency value 20% ~30% 20 ~30% 50%~60% Brake resistor models Recommended brake resistor specifications VFD model Braking unit Brake resistor (Ω) Brake resistor power (W) Brake resistor quantity Built-in...

  • Page 199: Fault And Solution

    7. Fault and solution 7-1. Fault alarm and solution When the inverter is abnormal, the LED tube will display the function code and its content of the corresponding fault, the fault relay will act, and the inverter will stop output. In case of fault, if the motor is rotating, it will stop freely until it stops rotating.
  • Page 200 Code Name Reason Solution 3. The deceleration time is too short resistor 4. There is no additional brake unit and 3. Increase deceleration time brake resistor 4. Add brake unit and resistor 1. Adjust the voltage to the normal 1. High input voltage Constant speed range Err06...
  • Page 201 Code Name Reason Solution fault according to the nameplate according to the name plate 2. Parameter tuning process timeout 2. Check the lead from inverter to motor 1. Encoder model mismatch 1. Set encoder type correctly 2. Encoder connection error 2.

  • Page 202: Fault Record Query

    Code Name Reason Solution lost in operation value P7-27 to an appropriate value In the process of inverter operation, change Switch the motor after the frequency Switch motor in Err51 the current motor selection through the converter stops operation terminal 1.

  • Page 203: Vfd Common Fault Analysis Of Frequency Converter

    7-4. VFD common fault analysis of frequency converter 7-4-1. Motor not rotate...

  • Page 204: Motor Vibration

    7-4-2. Motor vibration 7-4-3. Over voltage...

  • Page 205: Motor Overheat

    7-4-4. Motor overheat...

  • Page 206: Over Current

    7-4-5. Over current...

  • Page 207: Vfd Overheat

    7-4-6. VFD overheat...

  • Page 208: The Motor Stalls During Acceleration And Deceleration

    7-4-7. The motor stalls during acceleration and deceleration 7-4-8. Under voltage...

  • Page 209: Maintenance

    8. Maintenance The change of the operating environment of the inverter, such as the influence of temperature, humidity, smoke, etc., and aging of the internal components of the converter, may lead to various faults of the inverter. Therefore, the inverter must be checked daily during storage and use, and regular maintenance should be carried out. 8-1.

  • Page 210: Warranty Of Frequency Converter

    Fuse 10 years The service conditions for the replacement time of the above inverter components are as follows: (1) Ambient temperature: annual average 30℃. (2) Load factor: below 80%. (3) Running time: less than 12 hours per day. 8-3. Warranty of frequency converter The company will provide warranty service in case of the following conditions: (1) The warranty scope only refers to the inverter body;...

  • Page 211: Appendix

    Appendix Appendix A. Extension card VH6 series frequency converter can support abundant fieldbus and encoder types by connecting abundant expansion cards. This chapter describes the installation and use of each expansion card. Slot C Slot A Fieldbus Standard IO card:...

  • Page 212: Appendix A-2. Extension Card Installation

    Appendix A-2. Extension card installation Note: (1) There will be an ABCD letter mark under each card slot of the inverter to identify the card slot type, which corresponds to the ABCD on the expansion card. Only when the letters on the expansion card and under the card slot of the inverter are the same, can they be installed and used normally.
  • Page 213 Type Terminal Name Function output current 200mA. Cannot use for other ways, only for X terminal power supply. 10V-GND +10V power supply Supply +10V power supply, max output current 20mA. When using the internal power supply to drive the X terminal: COM and 24V are short circuited to form NPN input;...
  • Page 214 Appendix A-3-2. VH6-B100 (Slot B IO card) Overview VH6-B100 is the expansion card of slot B, which can be used when the function or number of IO card of slot A does not meet the field demand. It has 1 AI, 1 AO, 3 bipolar inputs, 1 YT and 1 YR. VH6-B100 specifications Type Terminal...

  • Page 215: Appendix A-4. Communication Extension Card

    VH6-CC100 is an expansion card specially designed for EtherCAT protocol by XINJE company, which is suitable for VH6 inverter. XINJE VH6 series inverter can be connected to the international standard EtherCAT network and exist as a slave station with this card.

  • Page 216: Appendix A-5. Encoder Extension Card

    Appendix A-5. Encoder extension card Appendix A-5-1. VH6-DM100 (multi-function incremental PG card)(Under development) Overview VH6-DM100 is used for the feedback of motor speed and direction detection signal by frequency converter, so as to achieve more accurate control of motor speed, direction and torque by frequency converter. It has differential, push-pull, collector signal input, differential, collector frequency division signal output, encoder input signal has optocoupler isolation, strong anti-interference ability.
  • Page 217 Status Function great, or the motor is in the process of acceleration and deceleration very fast VH6-DM100 frequency division output DIP switch S1-S6 definitions: Value Division factor No output ..1: ON 0: OFF, default status is OFF. VH6-DM100 digital filter DIP switch S7-S8 definitions: Function Filter level 1 Filter level 2...
  • Page 218 CN1 encoder signal input Color Function Color Function White black CN2 encoder frequency division signal output Color Function Color Function Yellow White Yellow black Gray Green Gray black Green black Blue black Wide face Blue Shield Shield iron shell White black Appendix A-5-2.
  • Page 219 (1) Power supply mode of encoder Common encoders have 5V ,12V and 24V power supply modes. ①If the encoder is powered by DC5V power supply, users can directly use PG card power supply or external power supply. Wiring: Collector (single ended) type: the power supply of the encoder should be connected to Pin 7 of CN1, and GND/0V of the encoder should be connected to Pin 6 of CN1.
  • Page 220 ②If the encoder is powered by DC12V power supply, users can directly use power supply of VH6-DM200 card through selecting the dial switch as 12V gear or use external power supply.(supported by V1.1 version) Wiring: Collector (single ended) type: the power supply of the encoder should be connected to Pin 7 of CN1, and GND/0V of the encoder should be connected to Pin 6 of CN1.
  • Page 221 Differential type: the power supply of the encoder should be connected to Pin 7 of CN1, and the GND/0V should be connected to Pin 6 of CN1. ③ If the encoder is powered by DC24V power supply, users need to use external DC 24V power supply to power the encoder, or use the 24V power supply on the card A of the inverter body.
  • Page 222 For hardware version V1.1, select the dial switch as 12V gear. The power supply of the encoder should be connected to +24V of external power supply, and GND/0V of the encoder and Pin 6 of CN1 should be connected to -24V of external power supply.
  • Page 223 (2) Introduction to the connection mode between collector and differential encoder and PG card ① Differential type connection: connect the output signal of encoder to A+,A-,B+,B-,Z+,Z- of PG card respectively. ②Collector (single ended) type connection: connect the output signal of the encoder to A-, B-, Z-. ③If the encoder has no Z-phase signal, do not connect.

  • Page 224: Appendix B. Communication Protocol

    Appendix B. Communication protocol Appendix B-1. Communication protocol overview VH6 series frequency converter provides the general RS485 communication interface in industrial control to users. The communication protocol adopts MODBUS standard communication protocol. The converter can be used as slave and communicate with the upper computer with the same communication interface and the same communication protocol (such as PLC controller and PC) to realize centralized monitoring of the frequency converter.
  • Page 225 Start Stop parity (1－8－1, even parity) Start Even Stop parity (1－8－1, no parity) Start Stop Appendix B-3-2. Communication data structure RTU mode START Keep no input signal at least 10ms Address Communication address: 8-bit binary address Function Function code: 8-bit binary address DATA（n-1）...
  • Page 226 Register quantity Data contents CRC CHECK Low CRC CHECK Low CRC CHECK High CRC CHECK High (2) Function code 06H: write into the register For example, write 50.00Hz in the inverter address 1000H. RTU mode: Format of inquiry information Format of response information Address Address Function code...
  • Page 227 CRC CHECK Low CRC CHECK Low CRC CHECK High CRC CHECK High Parity code RTU mode: double byte hexadecimal number. The CRC domain is two bytes, containing 16-bit binary values. It is added to the message after calculation by the sender. The high byte of CRC is the last byte of the sending message. The receiving device recalculates the CRC of the received message and compares it with the value in the received CRC domain.
  • Page 228 (2) Non function code Definition Modbus address Function Note Communication 1000H Communication frequency Write setting 1: Forward running Write 2: Reverse operation 3: Forward jog Control command 1100H 4: Reverse jog 5: Deceleration stop 6: Free stop 7: Fault reset bit0: Y1 output control Write bit1: Y2 output control...
  • Page 229 Definition Modbus address Function Note fault 0014H: Wave by wave current limiting fault 0015H: Pole position detection failed 0016H: UVW signal feedback error 0017H: Brake resistance short circuit 001AH: SVC stall fault 002BH: External fault 002CH:Communication (timeout) failure 002DH: EEPORM read / write failure 002EH: Run time arrived 002FH: Power on time arrived 0030H: User defined fault 1...
  • Page 230 WUXI XINJE ELECTRIC CO., LTD. No.816, Jianzhu West Road, Binhu District, Wuxi City, Jiangsu Province, China 214072 Tel: 400-885-0136 Fax: (510) 85111290 www.xinje.com...

This manual is also suitable for:

Vh6-43.7g/5.5p-bVh6-45.5g/7.5p-bVh6-47.5g/11p-bVh6-4011g/15p-bVh6-4015g/18p-bVh6-4018g/22p-b ... Show all

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