Page 1 User manual Wuxi XINJE Electric Co., Ltd. Data No. INV C 04 20240301 1.3...
Page 2: Basic Description
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.
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 ..........................17 2-1.
Page 4 3-4. VFD ..........................45 OPERATION FREQUENCY 3-5. S ..........................45 WING FREQUENCY FUNCTION 3-6. F ............................46 IXED LENGTH CONTROL 3-7. VFD ............................. 47 COUNTING FUNCTION 3-8. M ......................... 48 OTOR PARAMETERS AND TUNING 3-8-1. Motor parameter setting ..........................48 3-8-2.
Page 5 4-2-9. Group P8 Keyboard and display ......................... 132 4-2-10. Group P9 Communication protocol ......................138 4-2-11. Group PA PID parameters of process control ................... 140 4-2-12. Group PB Multi-speed and simple PLC ....................144 4-2-13. Group PC Auxiliary function ........................147 4-2-14.
Page 6 8-1 M ..............................207 AINTENANCE 8-1-1. Routine maintenance............................ 207 8-2. R ............................. 207 EGULAR MAINTENANCE 8-2-1. Regular maintenance ........................... 207 8-2-2. Regular maintenance ........................... 207 8-3. W ......................208 ARRANTY OF FREQUENCY CONVERTER APPENDIX ..................................209 A. E ..........................209 PPENDIX XTENSION CARD Appendix A-1.
Page 7: Safety Precautions
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. Don't do voltage withstand test on the inverter. Will cause damage to semiconductor components, etc. 3.
Page 9: Maintenance And Inspection
 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: Precautions For Use
 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 When scrapping the inverter, please pay attention to: When the electrolytic capacitors in the main circuit and printed circuit board are burned, they may explode.
Page 11 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 3P7 5P5 7P5 011 015 018 022 030 037 045 055 075 090 Adaptive motor (KW) 5.5 7.5 11.0 15.0 18.5 22.0 30.0 37 45 55 75 90 Input rated current (A) 14.6 20.5 26.0 35.0 38.5 46.5 62.0 69 89 106 139 164 Power supply capacity (KVA) 8.9 11.0 17.0 21.0 24.0 30.0 40.0 63 81 97 127 150...
Page 14 Item Specification The X4 terminal can support up to 50kHz high-speed pulse input. Supports up to 3 analog input AI channels, The A card comes standard with 2 channels (AI1, AI2), while the B card Analog input can be extended with 1 channel (AI3). channel AI1 and AI2 support 0-10V or 0-20mA inputs AI3 supports -10V~10V input and can be used as PT100 input.
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 stop...
Page 16: Part Description
1-3. Part description  VH6-43P7-B/VH6-45P5-B/VH6-47P5-B...
Page 17  VH6-4011-B/VH6-4015-B...
Page 18  VH6-4018-B/VH6-4022-B/VH6-4030-B...
Page 19  VH6-4037-B/VH6-4045-B/VH6-4055-B...
Page 20  VH6-4075-B/VH6-4090-B/VH6-4110-B...
Page 21  VH6-4075-B/VH6-4090-B/VH6-4110-B...
Page 22  VH6-4132/VH6-4160  VH6-4185/VH6-4200/VH6-4220/VH6-4250/VH6-4280/VH6-4315/VH6-4355/VH6-4400/VH6-4450...
Page 23: 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. ...
Page 24: 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≥10mm C≥200mm 37kW~110kW A≥50mm B≥10mm C≥300mm 132KW~160kW A≥50mm B≥50mm C≥300mm 185KW~220kW A≥100mm B≥100mm C≥300mm 250KW~280kW A≥100mm B≥100mm C≥300mm 315KW~450kW A≥100mm B≥100mm 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 25: 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 26: Main Circuit Wiring
 The input and output circuits of control terminals shall be connected with twisted wires or shielded wires of more than 0.75mm². One end of the shielding layer shall be suspended, and the other end shall be connected with the grounding terminal PE of frequency converter, and the wiring length shall be less than 50m. Danger ...
Page 27  VH6-4011-B/VH6-4015-B/VH6-4018-B/VH6-4022-B/VH6-4030-B main circuit terminals  VH6-4037-B/VH6-4045-B/VH6-4055-B main circuit terminals  VH6-4075-B/VH6-4090-B/VH6-4110-B main circuit terminals  VH6-4132/VH6-4160/ main circuit terminals...
Page 28  main VH6-4185/VH6-4200/VH6-4220/VH6-4250/VH6-4280/VH6-4315/VH6-4355/VH6-4400/VH6-4450 circuit terminals P- P+  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...
Page 29: Wiring Process Of Main Circuit
Sectional area of single phase cable (S) Minimum sectional area of protective conductor (S S≤16mm ＜S≤35mm 16mm 16mm ＜S 35mm Yellow and green cable must be used for protective grounding.  2-3-3. Wiring process of main circuit Wiring of the main circuit The grounding wire of input power cable is directly connected with the grounding terminal PE of frequency converter Connect the three-phase input cables to R, S and T and fasten them...
Page 30: Configuration And Wiring Of The Control Circuit
2-4-1. Control circuit terminals 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 31 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 to the terminal and Don't connect external loads.
Page 32: Digital I/O Wiring
Before putting the frequency converter into use, it is necessary to correctly wire the terminals and set all jumper switches on the control board. 2-4-2. Digital I/O wiring Digital input terminal Generally, shielded cables are required, and the wiring distance should be as short as possible, not more than 20m. When active driving mode is selected, necessary filtering measures should be taken for the crosstalk of power supply.
Page 33 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 34: Analog I/O Wiring
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 35 (2) Analog output terminal AO wiring AO1 external analog meter can indicate a variety of physical quantities, AO1 dial switch can select output voltage (0 ~ 10V, external load 2KΩ – 1MΩ) or current (0 ~ 20mA, external load less than 500Ω). The terminal wiring mode is shown in the figure below.
Page 36: Communication Terminal Wiring
(4) Relay output terminal Inductive loads (relays, motors, indicator lights) can cause voltage spikes when the current is cut off. The relay contacts are protected by varistors, and the inductive load is equipped with absorption circuits, such as varistors, RC absorption circuits, diodes, etc., to ensure the minimum interference current when turning off. 2-4-4.
Page 38: Operation And Application
3. Operation and application 3-1. Operation panel 3-1-1. Appearance The operation panel and control terminals of the frequency converter can control the starting, speed regulation, stopping, braking, operating parameter setting, and peripheral equipment of the motor. The appearance of the operation panel is shown in the following figure (size unit: mm): MENU/ESC ENT/DATA...
Page 39: 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. Shift/Monitor In other states, you can switch the display state and monitor parameters 3-1-3.
Page 40 50.00 -P0- U0-02 530.0 -U0- U0-00 Display Shutdown Button parameters ▲ ▲ ENT/DATA MENU/ESC ENT/DATA operate Display status Enter edit display the Confirm, enter the Select Confirm, enter the Select U0-02 first menu second menu third menu -U0- U0-02 MENU/ESC MENU/ESC MENU/ESC Exit...
Page 41 (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. 50.00 0.01 5.00 0.01 50.00 display press...
Page 42: Multi-Function Buttons
Please refer to the explanation of P8-00 function code for specific setting method. 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.
Page 43 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. After entering, it is the level I menu. Please check them according to the operation mode described above.
Page 44: 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 45: Start To Debug
3-2-3. Start to debug Start Install the VFD and wiring Observe the safety measures and power on Parameter initialization, and set the control mode according to the application requirements 1. Set startup command, frequency setting mode 2. Set function according to the startup command and frequency setting mode 3.
Page 46: Debugging Process
3-2-4. Debugging process Subprocess Set motor parameters as the label Self-learning without load? Obtain correct motor parameters Set motor Complete static self- Dynamic self- parameters learning learning Set P1-35 by manual Subprocess Set motor parameter as the label Set encoder parameters Self-learning without load? Self-learning with Self-learning...
Page 47: 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 48: Start Mode
P9-01 Local address Station number 1 P9-02 Baud rate 19200 BPS 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. They are selected by function parameter P4-00. 3-3-2-1.
Page 49: Stop Mode
P4-00=1;speed tracking restart P4-00=1;speed tracking restart P0-15 Upper limit frequency P0-15 Upper limit frequency Load motor initial speed=0 Load motor initial speed P0-18 Acceleration P0-18 time Speed auto- Accelerat tracking and ion time detection Speed auto- tracking and detection 3-3-2-3. Pre-excitation start Setting Parameter Name...
Page 50 P4-22=0;Decelerate stop P4-22=1;Free stop Operation Operation Default value: frequency frequency P4-22=0; P0-19 P4-23=0.00Hz Dec time P4-24=0.0s Load free stop by inertia P4-25=0%; P4-26=0.0s Acc time P4-24 DC brake wait time P4-26 P4-23 DC brake DC brake time No output start frequency Stop P4-25: brake current%...
Page 51: Vfd Operation Frequency
3-4. VFD operation frequency The frequency converter is equipped with two frequency setting channels, named as main frequency source A and auxiliary frequency source B, which can work in a single channel or switch at any time, or even set calculation method for combination, so as to meet the different control requirements of the application site.
Page 52: Fixed Length Control
Output frequency Hz Swing amplitude Aw=Fset*A0-06 Max swing frequency Center frequency Fset Min swing frequency Textile jump frequency Aw=Fset*A0-07 Speed up as Rise time of Swing frequency Speed down acc time period triangular wave as dec time command A0-06 swing amplitude AW: When swing amplitude is relative to the center frequency (A0-05=0), AW＝frequency source P0-05×A0-06.
Page 53: Vfd Counting Function
by dividing the number of pulses sampled by terminals and A0-02 pulse number per meter. When the actual length is greater than the set length A0-00, the multi-function digital output "length reached" on signal. In the process of fixed length control, the length reset operation can be performed through the multi-function X terminal (function 23).
Page 54: Motor Parameters And Tuning
Length Set count value Set count value Current counting length Multi-function output Y: Set count value reached Multi-function output Y: specified count value reached Multi-function output X: length count reset 3-8. Motor parameters and tuning 3-8-1. Motor parameter setting When the frequency converter operates in vector control (P0-01=1 or 2) mode, it is required to set the correct motor parameters, which is different from VF (P0-01=0) mode.
Page 55: Motor Tuning
3-8-2. Motor tuning The methods to get the internal electrical parameters of the controlled motor are: dynamic tuning, static tuning, manual input of motor parameters and so on. Tuning mode Suitable condition Effect No load dynamic It is suitable for asynchronous motor. The situation where the motor and Best tuning application system are easy to separate.
Page 56: Using Method Of Terminalx
ENT/DATA to confirm, at this time, the keyboard displays TUNE. Then press the RUN key on the keyboard panel, the frequency converter will drive the motor to accelerate and decelerate, forward and reverse operation, the operation indicator will light up, and the tuning operation lasts for about 2 minutes.
Page 57: Using Method Of Terminaly
For the X1-X3 input, the port signal delay function is specially provided to facilitate some applications requiring delay processing. The functions of the above four X terminals can be defined in P2-00 ~ P2-03, and each X can be selected from 51 functions as required.
Page 58: 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 59 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...
Page 60: Group P1: First Motor Parameters
Group P0: Basic operation parameters Default Modbus Parameter Name Setting range Modify value address 1: Run in the opposite direction to the default direction Tens bit: One click prohibition of reversal 0: Invalid 1: Prohibit all operations in the opposite direction Reverse frequency Prohibition 0: Invalid P0-21...
Page 61: Group P2: Input Terminal Function Parameters
Group P1: First motor parameters Default Modbus Parameter Name Setting range Modify value address Synchronous motor D- 0.01mH～655.35mH (VFD power ≤55kW) Tuning P1-16 × 0110H axis inductance 0.001mH～65.535mH (VFD power >55kW) parameter Synchronous motor Q- 0.01mH～655.35mH (VFD power ≤55kW) Tuning P1-17 ×...
Page 62 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 63 Group P2: Input terminal function parameters Default Modbus Parameter Name Setting range Modify value address 2: Three wire mode 1 3: Three wire mode 2 XI terminal UP/DOWN changing 1.00Hz P2-11 0.001Hz/s~50.000Hz/s ○ 020BH rate 0.000s~1.000s P2-12 XI terminal filtering time 0.010s ○...
Page 64 Group P2: Input terminal function parameters Default Modbus Parameter Name Setting range Modify value address P2-30 AI curve 4 min setting 0.00V~P2-32 0.00V ○ 021EH 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...
Page 65: Group P3: Output Terminal Function Parameters
Group P2: Input terminal function parameters Default Modbus Parameter Name Setting range Modify value address Hundreds bit: AI3 curve selection, ditto Ones bit: AI1 below minimum input setting selection 0: Corresponding minimum input setting AI below minimum input setting 1: 0.0% P2-55 ○...
Page 66 Group P3: Output terminal function parameters Default Modbus Parameter Name Setting range Modify value address 0: No output 1: Inverter in operation 2: Fault output (free stop fault) 3: Frequency level detection FDT1 output output function 4: Frequency level detection FDT2 output P3-01 ○...
Page 67: Group P4: Start Stop Mode
Group P3: Output terminal function parameters Default Modbus Parameter Name Setting range Modify value address selection 1: negative logic Ones bit: Y1 Tens bit: Y2 Thousands bit: relay 1 Ten thousands bit: relay 2 0: Operating frequency 1: Set frequency Y2 (high speed pulse ) P3-12 2: Output current...
Page 68: Group P5: Vf Parameters
Group P4: Start stop mode Default Modbus Parameter Name Setting range Modify value address Speed tracking mode 0: Start from shutdown frequency P4-06 (Only valid 1: Starting from power frequency × 0406H asynchronous motors) 2: Start at maximum output frequency P4-07 Speed tracking speed 1~100...
Page 69 Group P5: VF parameters Default Modbus Parameter Name Setting range Modify value address P5-05 Multipoint VF frequency point F3 P5-05~P1-04 (motor rated frequency) 0.00Hz × 0505H P5-06 Multipoint VF voltage point V3 0.0~100.0% 0.0% × 0506H 0.0% (automatic torque boost) Model P5-07 Torque boost...
Page 70: Group P6: Vector Control Parameters
Group P5: VF parameters Default Modbus Parameter Name Setting range Modify value address 0: Invalid P5-24 Overvoltage stall enable × 0518H 1: Valid Over voltage stall suppression P5-25 0~100 ○ 0519H frequency gain Over voltage stall suppression P5-26 0~100 ○ 051AH voltage gain Limit of maximum rise frequency...
Page 71: Group P7: Fault Parameters
Group P6: Vector control parameters Default value Modbus Parameter Name Setting range Modify address limit source 1: AI1 2: AI2 3: AI3 4: PULSE setting 5:Communication setting 6: min(AI1,AI2) 7: max(AI1,AI2) Speed control (drive) torque upper P6-11 0.0%~200.0% 150.0% ○ 060BH limit digital setting Proportional...
Page 72 Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address 25: Brake pipe straight through 26: SVC stall fault 43: External fault 44: Communication failure 45: EEPROM read / write failure 46: Operation time arrival 47: Power on time arrival 48: User defined fault 1 49: User defined fault 2 50: PID feedback loss during...
Page 73 Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address P7-24 First time fault current P7-25 First time fault bus voltage P7-26 First time fault input terminal status P7-27 First time fault output terminal status P7-28 First time fault VFD status P7-29 First time fault power on time Unit:minute...
Page 74 Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address 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 75: Group P8: Keyboard And Display
Group P7: Fault parameters Default Modbus Parameter Name Setting range Modify value address P7-52 Brake starting voltage 200.0V ~ 2000.0V 690V ○ 0734H P7-53 Utilization rate of brake resistor 0 ~ 100% 100% ○ 0735H P7-55 Over voltage stall gain 0 ~ 100 ○...
Page 76 Group P8: Keyboard and display Default Modbus Parameter Name Setting range Modify value address is effective 0: No operation 1: Restore factory parameters, excluding motor parameters 1: Restore factory parameters, excluding motor parameters and values of P0-13 and P0-15 (supported by versions 3730 and above) P8-02 Parameter initialization...
Page 77 Group P8: Keyboard and display Default Modbus Parameter Name Setting range Modify value address Bit16: Load speed display Bit17: Feedback speed, the unit is 0.1Hz Bit18: Actual feedback speed Bit19: Line speed Bit20: PLC stage Bit21: Counting value Bit22: Length value Bit23: Main frequency A display Bit24: Auxiliary frequency B display Bit25: Communication setting value...
Page 78: Group P9: Communication Parameters
Group P8: Keyboard and display Default Modbus Parameter Name Setting range Modify value address 1: 1 decimal place 2: 2 decimal places 3: 3 decimal places Tens bit:number of decimal points of U0- 17,U0-18 1: 1 decimal place 2: 2 decimal places Group P9: Communication parameters Group P9: Communication parameters Default...
Page 79: Group Pa: Process Control Closed-Loop Parameters
communication interruption detection VB3/VB5/V5 Ten bit: communication control P9-07 0: Disable ○ 0907H words (supported 1: Enable versions 3740 and above) Group PA: Process control closed-loop parameters Group PA: Process control closed-loop parameters Default Modbus Parameter Name Setting range Modify value address 0: PA-05 setting...
Page 80: 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 PA-17 PID integral time I2 0.01s~10.00s 2.00s ○ 0A11H PA-18 PID differential time D2 0.000s~10.000s 0.000s ○ 0A12H 0: Positive action PA-19 PID action direction ○...
Page 81 Group PB: multi-speed and simple PLC operation parameters Default Modbus Parameter Name Setting range Modify value address PB-14 Multi-segment frequency 14 -100.0%~+100.0% 0.0% ○ 0B0EH PB-15 Multi-segment frequency 15 -100.0%~+100.0% 0.0% ○ 0B0FH 0: PB-00 setting 1: AI1 2: AI2 Multi-segment 0 command setting PB-16 3: AI3...
Page 82: Group Pc: Auxiliary Operation Parameters
Group PB: multi-speed and simple PLC operation parameters Default Modbus Parameter Name Setting range Modify value address time PB-46 Simple PLC segment 14 acc/dec time ○ 0B2EH Simple PLC segment 15 operation PB-47 0.0~6500.0s(h) 0.0s(h) ○ 0B2FH time PB-48 Simple PLC segment 15 acc/dec time ○...
Page 83 Group PC: auxiliary operation parameters Default value Modbus Parameter Name Setting range Modify address deceleration time 2 PC-13 Jump frequency 1 0.00Hz~ max output frequency 0.00Hz ○ 0C0DH PC-14 Jump frequency 2 0.00Hz~ max output frequency 0.00Hz ○ 0C0EH PC-15 Jump frequency range 0.00Hz~ max output frequency 0.00Hz...
Page 84 Group PC: auxiliary operation parameters Default value Modbus Parameter Name Setting range Modify address 0：0.0% (not detect) 1 ： 0.1%~300.0% (motor rated PC-40 Software overcurrent point 200.0% ○ 0C28H current) Software overcurrent detection PC-41 0.00s~600.00s 0.00s ○ 0C29H delay time PC-42 AI1 input voltage lower limit 0.00V~PC-43...
Page 85: Group Pe: User Optional Parameters
Group PC: auxiliary operation parameters Default value Modbus Parameter Name Setting range Modify address The carrier frequency is adjusted 0: Invalid PC-68 ○ 0C44H with temperature 1: Valid temperature protection PC-69 Retain 0C45H alarm threshold Encoder position count display 0: HEX PC-70 mode (supported by 3720 and ○...
Page 86 Group PE: user optional parameters Default Modbus Parameter Name Setting range Modify value address PE-07 User optional parameters 7 Same to PE-00 P0-00 ○ 0E07H PE-08 User optional parameters 8 Same to PE-00 P0-00 ○ 0E08H PE-09 User optional parameters 9 Same to PE-00 P0-00 ○...
Page 87: Group Pf: Torque Control(Firmware Versions Below 3720)
Group PF: Torque control(Firmware versions below 3720) Group PF: Torque control Default value Modbus Parameter Name Setting range Modify address 0: Speed control PF-00 Torque control × 0F00H 1: Torque control 0: Digital setting 1: AI1 2: AI2 3: AI3 Upper limit source of driver 4: PULSE PF-01...
Page 88: Group A0: Textile
Group PF: torque control Default value Modbus Parameter Name Setting range Modify address 7: max(AI1, AI2) (The full scale of option 0~7 correspond to P0-13 digital setting) Torque control forward PF-04 0.00Hz~max output frequency 50.00Hz ○ 0F04H maximum frequency 0: Digital setting 1: AI1 2: AI2 3: AI3...
Page 89 Group A1: Virtual IO Default Modbus Parameter Name Setting range Modify value address Function selection of virtual A1-03 × A103H X4 terminal Function selection of virtual A1-04 × A104H X5 terminal Ones bit: virtual X1 0: The state of virtual Y1 determines whether virtual X1 is valid 1: Function code A1-06 sets whether virtual X1 Virtual X terminal effective...
Page 90: Group A2: Second Motor Parameters
Group A1: Virtual IO Default Modbus Parameter Name Setting range Modify value address Ones bit: virtual Y1 0: Positive logic 1: Negative logic Virtual Y terminal effective A1-21 Tens bit: virtual Y2 00000 ○ A115H state selection Hundreds bit: virtual Y3 Thousands bit: virtual Y4 Ten thousands bit: virtual Y5 Group A2: Second motor parameters...
Page 91 Group A2: Second motor parameters Default Modbus Parameter Name Setting range Modify value address 1: Resolver encoder A2-26 Encoder pulse per rotate 1~65535 1024 × A21AH A2-27 Encoder mounting angle 0.0~359.9° × A21BH Encoder phase order/main 0: Forward direction A2-28 direction.
Page 92: Group A4: Password Countdown Lock (Supported By 3720 And Above Versions)
Group A2: Second motor parameters Default Modbus Parameter Name Setting range Modify value address under speed control mode 1: AI1 2: AI2 3: AI3 4: PULSE setting 5: Communication setting 6: min(AI1,AI2) 7: max(AI1,AI2) Full range of options 1-7, corresponding to A2-53 digital settings Digital setting of torque upper A2-52...
Page 93: Group Ad: Aiao Correction
Group A9: Communication address mapping Default Modbus Parameter Name Setting range Modify value address A908H A9-08 Communication address mapping primitive 8 0x0000~0xFFFF 0x0000 ○ A9-09 Communication address mapping primitive 9 0x0000~0xFFFF 0x0000 ○ A909H A9-10 Communication address mapping primitive 10 0x0000~0xFFFF 0x0000 ○...
Page 94: Group U0: Monitor Parameters
Group AD: AIAO correction Default value Modbus Parameter Name Setting range Modify address support negative voltage) calibration AI3 display voltage 1 (only AI3 support Factory AD-09 -9.999V~9.999V ○ AD09H negative voltage) calibration AI3 measured voltage 2 (only AI3 Factory AD-10 -9.999V~9.999V ○...
Page 95 Group U0: monitor parameters Parameter Name Min unit Modbus address Display range 0.00V～10.57V/ U0-11 AI3 voltage (V)/current(mA) 0.01V/0.01mA 700BH 0.00mA～20.00mA 0.00kHz ～ 50.00KHz U0-12 PULSE input frequency 0.01KHz 700CH 0 ～ 65535Hz U0-13 PULSE input frequency (Hz) 1 Hz 700DH 0 ～...
Page 96 Group U0: monitor parameters Parameter Name Min unit Modbus address Display range 0: motor 1 U0-47 Motor serial number 702FH 1: motor 2 Check any memory address U0-48 7030H value Encoder feedback value U0-53 7035H 0x0000~0xFFFF (supported by 3720 and above ) Encoder feedback value...
Page 97: Group U4: Communication Monitoring Parameters(Supported By 3720 Versions And Above)
Group U0: monitor parameters Parameter Name Min unit Modbus address Display range U0-73 Communication card error status 7049H U0-74 Motor actual output torque 0.01% 704AH -200.00% ~ 200.00% U0-75 Fault code 704BH 1~56 Parameter Display unit description 0: shutdown Bit0 1: in operation Normal operation...
Page 98: Parameter Explanation
Group U4:Communication monitoring parameters Parameters Name Min unit Speed command(Communication frequency U4-00 Unit: 0.01% setting value) Display unit Parameter description 1: Forward running 2: Reverse operation 3: Forward jog BIT0~BIT7 4: Reverse jog U4-01 Communication control command word 5: Deceleration stop 6: Free stop 7: Fault reset Fault code sent by expansion card...
Page 99 2: With speed sensor vector control (FVC) It refers to closed-loop vector control. The motor end must be equipped with encoder, and the frequency converter must be equipped with PG card of the same type as the encoder. Suitable for high precision speed control or torque control occasions, such as high-speed paper machinery, lifting machinery, elevators and other loads.
Page 100 5: Terminal pulse X4 setting High-speed pulse input through X4, support 0 ~ 50KHz, 9V ~ 30V pulse specifications. The pulse frequency and output frequency are corresponded by P2 group pulse parameters. 6: Communication setting Set to Modbus-RTU communication, modify frequency through RS485 communication, address H1000. Write 5000 to the address, which means 50.00% of the maximum frequency.
Page 101 (1) The auxiliary frequency input channel is digital setting (P0-04 = 0 or 1), and the preset frequency (P0-10) doesn't work any more. The frequency adjustment made by the user through keyboard keys (or up and down of X terminal) is directly based on the main frequency. (2) The auxiliary frequency input channel is analog or pulse setting (P0-04 = 2, 3, 4 or 5).
Page 102 Note: When memory is selected, it is only applicable to normal shutdown. If power is cut off suddenly during operation, the frequency will not be memorized after power is turned on again. Parameter Name Range P0-13 Max output frequency 50.00Hz~600.00Hz Used to set the maximum output frequency of frequency converter.
Page 103 Output frequency Hz Base frequency Set frequency Actual acc time Actual dec time Set acc time Set dec time Parameter Name Range Default operation direction Ones place: Operation direction Runs in the opposite direction from the default P0-20 Invalid Tens place: Reverse inhibit...
Page 104: Group P1 First Motor Parameters
Motor parameter group 2 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.
Page 105 0.0001Ω~6.5535Ω (VFD power>55kW) Leakage inductance of asynchronous 0.01mH~655.35mH (VFD power≤55kW) P1-08 motor 0.001mH~65.535mH (VFD power>55kW) Mutual inductance of asynchronous 0.01mH~655.35mH (VFD power≤55kW) P1-09 motor 0.001mH~65.535mH (VFD power>55kW) 0.01A~P1-03 (VFD power≤55kW) P1-10 asynchronous motor no load current 0.1A~P1-03 (VFD power>55kW) 0.001Ω～65.535Ω (VFD power ≤55kW) P1-15 Synchronous motor stator resistance 0.0001Ω～6.5535Ω...
Page 106: 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 107 Setting Function Explanation value FWD or RUN command Control the inverter forward and reverse operation through the REV or FWD/REV operation external terminal direction Set the inverter operation mode to three wire control mode through Three wire operation control this terminal. Please refer to the description of function code P2-10 ("terminal command mode") for details.
Page 108 Setting Function Explanation value Length counting reset Clear the length counter. The frequency converter outputs at the center frequency. The swing Swing frequency pause function is suspended. The inverter decelerates and stops, but all operating parameters are memorized. Such as PLC parameters, swing frequency parameters, Operation pause PID parameters.
Page 109 Setting Function Explanation value frequency source A and preset frequency (P0-10). frequency Switching between main If the terminal is valid, frequency source B is replaced by preset frequency source B and preset frequency (P0-10). frequency Frequency setting active When the terminal is valid, it is allowed to modify the frequency. If it terminal is invalid, it is forbidden to modify the frequency.
Page 110 command 4 Multi-segment PB-05 command 5 Multi-segment PB-06 command 6 Multi-segment PB-07 command 7 Multi-segment PB-08 command 8 Multi-segment PB-09 command 9 Multi-segment PB-10 command 10 Multi-segment PB-11 command 11 Multi-segment PB-12 command 12 Multi-segment PB-13 command 13 Multi-segment PB-14 command 14 Multi-segment PB-15...
Page 111 by terminals X1 and X2. The function code setting is as follows: Parameter Name Range Function P2-10 Terminal command mode Two-wire mode 1 P2-00 X1 function selection Forward run (FWD) P2-01 X2 function selection Reverse run (REV) Command Forward Reverse Stop Stop NPN leakage wiring...
Page 112 Forward Forward Enable Stop Enable Stop Reverse X2 REV Reverse X2 REV PNP source wiring NPN leakage wiring As shown in the figure, in the control mode, when SB1 button is closed, press SB2 button, the frequency converter rotates forward, and then press SB3 button, the frequency converter reverses, SB1 button is disconnected, and the frequency converter stops.
Page 113 Set the software filter time of X terminal state. If the input terminal is easy to be disturbed and cause misoperation, this parameter can be increased to enhance the anti-interference ability. However, the increase of the filtering time will slow down the response of the X terminal. Parameter Name Range...
Page 114 Related setting Related setting (frequency/torque) (frequency/torque) 100% 100% 0V(0mA) 10V(20mA) -100% 0V(0mA) 10V(20mA) The functions of AI curve 2 (P2-22~P2-25) /AI curve 3 (P2-26~P2-29) are same to AI curve1. Parameter Name Range P2-30 AI curve 4 min input 0V~P2-32 curve minimum input P2-31...
Page 115 analog input corresponding set value 100% AI max input corresponding setting AI curve inflection point 1 corresponding AI curve inflection setting point 2 0V(0mA) AI curve inflection 10V(20mA) AI curve point 1 inflection point 2 corresponding setting AI min input corresponding setting -100%...
Page 116: Group P3 Output Terminal Multi-Function Parameters
P2-58 AI3 filter time constant 0.00s~10.00s AI1 filtering time constant is used to set the software filtering time of AI1. When the on-site analog quantity is easy to be interfered, please increase the filtering time to make the detected analog quantity tend to be stable, but the larger the filtering time, the slower the response speed of analog quantity detection.
Page 117 Setting Function Explanation value No output The output terminal has no function Indicates that the inverter is in operation state, with output Inverter in operation frequency (can be zero), output ON signal. Fault output (free stop fault) When the inverter fails and stops, the ON signal is output. Frequency level detection FDT1 Refer to PC-18, PC-19 explanation.
Page 118 Setting Function Explanation value the ON signal is output. the acquisition value of AI1 is greater than that of AI2, the AI1>AI2 ON signal is output When the value of analog input AI1 is greater than PC-43 AI1 input overrun (upper limit of AI1 input protection) or less than PC-42 (lower limit of AI1 input protection), the ON signal is output.
Page 119 Parameter Name Range P3-06 Y1 output delay time 0.0~3600.0s P3-07 Y2 (Normal terminal) output delay time 0.0~3600.0s P3-09 Relay 1 output delay time 0.0~3600.0s P3-10 Relay 2 output delay time 0.0~3600.0s It is used to set the delay time when the state of Y terminal changes. Parameter Name Range...
Page 120: Group P4 Startup Brake Parameters
P3-18 AO2 gain -10.00~+10.00 The above function codes are generally used to correct the zero drift of analog output and the deviation of output amplitude. It can also be used to customize the required AO output curve. If the bias is represented by b, the gain is represented by k, the actual output is represented by Y, and the standard output is represented by X, then the actual output is: Y = kX + b Among them, 100% of the bias coefficient of AO1 corresponds to 10V (or 20mA), and the standard output refers to...
Page 121 1: Speed tracking restart It is suitable for the case of instantaneous power loss and restart of large inertia load. At this time, the corresponding parameters of P4 group should be set correctly. 2: Pre-excitation start (AC asynchronous motor) It is only effective for AC asynchronous motor, and magnetic field is established before motor is running. If the pre-excitation time P4-04 is not 0, the dynamic response performance of the motor can be improved by pre- excitation and then starting.
Page 122 is, the faster the tracking speed is. However, too much leads to unreliable tracking effect. 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.
Page 123: Group P5 Vf Parameters
Output frequency Hz frequency Rated frequency 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 P0-13 during shutdown DC braking waiting time during P4-24 0.0s~100.0s shutdown Percentage of DC braking current at P4-25 0%~100% shutdown...
Page 124 VF complete separation mode VF half separation mode 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.
Page 125 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 Torque boost can improve the low frequency torque characteristics of VF, reduce the torque boost when the load is light, and increase when the load is heavy and the starting torque is not enough. When the torque boost is too large, the motor will be over excited, the output current of the inverter will increase, the motor heating will increase, and the efficiency will decrease.
Page 126 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 127 Output voltage P5-12 Output frequency P0-19 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). Output voltage P5-12...
Page 128 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. In the case of braking resistance or small inertia, which is not easy to produce overvoltage, it can be set to 0.
Page 129 Overcurrent stall action current Rated frequency 2-time rated frequency 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 130 by ± 20 each time. If the increase of overexcitation gain causes motor oscillation overvoltage fault, please reduce the setting value of overvoltage stall suppression voltage gain P5-26. (2) If the braking resistor or energy feedback unit is added, and the input voltage level of the inverter is 323~437V, adjust the P7-53 braking starting voltage setting value to 690V, and set P5-16 (overexcitation gain) to 0.
Page 131: Group P6 Vector Parameters
Shutdown stability: PID deceleration shutdown<parabolic deceleration shutdown<linear deceleration shutdown. The performance of parabolic shutdown mode is better than that of straight line, and the PID deceleration shutdown mode is better than parabolic performance, but its stability is worse than parabolic, and PID deceleration shutdown cannot be used under certain working conditions.
Page 132 Parameter Name Range Ones bit: P6-06 Speed loop integral attribute 0: invalid 1: valid P6-07 Vector slip compensation gain 50%~200% For vector control (P0-01=1 or 2), this parameter can adjust the speed stabilization accuracy of the motor. For example, when the motor operating frequency is lower than the output frequency, this parameter can be increased.
Page 133: Group P7 Fault And Protection
It should be noted that the integral regulator of the current loop doesn't use the integral time as the dimension, but directly sets the integral gain. If the PI gain of current loop is too large, the whole control loop may oscillate. Therefore, when the current oscillation or torque fluctuation is large, the PI proportional gain or integral gain can be reduced manually.
Page 134 P7-18 VFD state of the second fault P7-19 The time of the second fault P7-20 The time of the second fault Location information during the P7-21 second malfunction P7-23 Frequency of the first fault P7-24 Current of the first fault P7-25 Bus voltage of the first fault Input terminal state of the first...
Page 135 (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 136 When the frequency converter is powered on, it can detect whether the motor is short circuited to the ground. If this function is effective, the UVW end of the inverter will have voltage output for a period of time after power Parameter Name Range...
Page 137 Parameter Name Range 1: stop as stop mode Ten thousand bit: power on time reached (Err47) 0: free stop 1: stop as stop mode Ones bit: user defined fault 1 (Err48) 0: free stop 1: stop as stop mode Tens bit: user defined fault 2 (Err49) 0: free stop 1: stop as stop mode Hundreds bit: PID feedback lost in operation...
Page 138: Group P8 Keyboard And Display
is greater than the over speed detection value P7-63, and the duration is greater than the over speed detection time P7-64, the inverter fault alarms Err53 and it shall be handled according to the action mode of fault protection. When the over speed detection time is 0.0s, the over speed fault detection is cancelled. Parameter Name Range...
Page 139 3: Reverse jog The JOG/REV key is a multifunctional key, and its functions can be set through this function code. This key can be used to switch between shutdown and operation. 0: Menu switching The display of the three function codes is switched by multi-function keys, corresponding to the parameter setting of P8-05, and the selected parameters and modified parameters are displayed.
Page 140 4.Backup current user parameters (only supported by LCD panel) Back up the parameters set by user. Back up the settings of all current function parameters. 5. Restore user backup parameters (LCD panel support) Restore the user parameters previously backed up by setting P8-02=4. 485 communication can be restored to factory settings only after correctly entering the user password P8-03.
Page 141 P8-07 LED operation display parameter 1 0000 ~ FFFF P8-08 LED operation display parameter 2 0000 ~ FFFF Bit definition P8-07 Bit： Operate frequency Set frequency Bus voltage Output current Output voltage Output torque Output power X input status 15 14 13 12 11 10 Bit：...
Page 142 Bit： 23 22 21 20 19 18 17 16 Load speed Feedback speed Actual feedback speed Line speed PLC stage Counting value Length value Main frequency A Bit： 31 30 29 28 27 26 25 24 Auxiliary frequency B Communication setting Voltage before AI1 correction Voltage before AI2 correction Voltage before AI3 correction...
Page 143 shutdown state, there are 13 shutdown state parameters. To display these parameters, their corresponding bits need to be set to 1. After converting the binary number to hexadecimal, set it to parameter P8-09. Parameter Name Range P8-10 Accumulated running time 0h~65535h Display the accumulated running time of frequency converter.
Page 144: Group P9 Communication Protocol
Ten digits: number of U0-17 decimal points 1: 1 decimal place 2: 2 decimal places  Before version 3740 When displaying the load speed, adjust the correspondence between the output frequency of the frequency converter and the load speed through this parameter. Individual position: Used to set the decimal place for displaying load speed, the following example illustrates the calculation method of load speed:...
Page 145 Card User Manual. Parameter Name Range P9-01 Local address 1~247, 0 is broadcast address Ones bit: MODBUS 0: 300BPS 1: 600BPS 2: 1200BPS 3: 2400BPS 4: 4800BPS 5: 9600BPS 6: 19200BPS P9-02 Baud rate 7: 38400BPS 8: 57600BPS (supported for versions 3740 and above) 9: 115200BPS (supported by 3740 and above versions)
Page 146: Group Pa Pid Parameters Of Process Control
When the function code is set to a valid value, if the communication time between the frequency converter and the expansion card exceeds the value set by the expansion card communication interruption detection (P9-06), the system will report a communication timeout (Err44). The default setting is 0. Parameter Name Range...
Page 147 Parameter Name Range PA-05 PID value setting 0.0%~100.0% When PA-01 is set to 0, this parameter needs to set. Parameter Name Range PA-06 PID setting change time 0.00s~300.00s The given change time of PID refers to the time required for the given value of PID to change from 0.0% to 100.0%. When the given value of PID changes, the given value of PID changes linearly according to the given change time to reduce the adverse impact of the given mutation on the system.
Page 148 100.0%, the integral regulator continuously adjusts the time and the adjustment quantity reaches the maximum frequency. Differential time D: Determine the strength of PID regulator deviation change rate. The longer the differential time is, the stronger the regulation is. Differential time means that when the feedback value changes by 100.0% in this time, the adjustment value of differential regulator is the maximum frequency.
Page 149 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. Such as winding tension control occasions. Negative action: when the feedback signal of PID is less than the given quantity, the output frequency of inverter decreases.
Page 150: Group Pb Multi-Speed And Simple Plc
stop operation in shutdown state. Parameter Name Range Ones bit: integral separation 0: invalid 1: valid PA-26 PID integral attribute Tens bit: whether to stop integration after output to limit value 0: continue to integral 1: Stop integral Integral separation: If the integral separation is set to be effective, when the X terminal integral pause (function 34) is effective, the integral of PID stops operation, and at this time, only the proportional and differential functions of PID are effective.
Page 151 0: PB-00 setting 1: AI1 2: AI2 PB-16 Multi-segment 0 command setting mode 3: AI3 4: Pulse 5: PID setting 6: Preset frequency P0-10 According to the different states of multi-function digital X, the multi-segment instruction needs to be switched and selected.
Page 152 Parameter Name Range 2: Cycle all the time Simple PLC function has two functions: as a frequency source or as a voltage source of VF separation. When simple PLC is used as frequency source, the positive and negative values of PB-00 ~ PB-15 determine the operation direction.
Page 153: Group Pc Auxiliary Function
continuing to run from the memory stage when next power on. If no memory is selected, the PLC process will be restarted every time when the power is on. PLC shutdown memory is to record the previous PLC operation stage and frequency during shutdown, and continue to run from the memory stage during the next operation.
Page 154 time switching. Parameter Name Range PC-13 Jump frequency 1 0.00Hz~max output frequency PC-14 Jump frequency 2 0.00Hz~max output frequency PC-15 Jump frequency range 0.00Hz~max output frequency When the set frequency is within the range of jumping frequency, the actual running frequency will run at the jumping frequency close to the set frequency.
Page 155 Output frequency frequency Detection amplitude Frequency reached detection signal 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 156 VH6 provides two groups of frequency reached detection parameters, setting frequency value and frequency detection range respectively. The figure below is the schematic diagram of this function. Operation frequency Reached Frequency frequency detection width Frequency reached detection signal Y or relay When PC-26 = 1, the timing function is turned on, the current running time U0-31 is greater than the value set by Parameter...
Page 157 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 158 level inverter is 350 V, and the factory value of the 220 V voltage level inverter is 200 V. Parameter Name Range 0: Run at lower limit frequency Operation action when the frequency PC-46 1: Stop is lower than lower limit frequency 2: Run at zero speed Parameter Name...
Page 159 Parameter Name Range 0: Asynchronous Modulation PC-54 Modulation mode 1: Synchronous modulation It is only effective for VF control. Synchronous modulation means that the carrier frequency changes linearly with the output frequency transformation to ensure that the ratio (carrier wave ratio) remains unchanged. It is generally used when the output frequency is higher, which is conducive to the quality of output voltage.
Page 160 Set frequency Wake up frequency PC-57 Dormancy frequency PC- Running shutdown Wake up Wake up status status Dormancy status PC-60 PC-58 PC-58 Wake up delay Dormancy delay Wake up delay time time time This set of parameters is used to realize the dormancy and wake-up function in water supply application. During the operation of the inverter, when the set frequency is less than or equal to Dormancy frequency (PC-59), after the delay time(PC-60), the inverter enters the dormancy state and stops automatically.
Page 161 Parameter Name Range PC-67 Carrier frequency 0.5K~16.0K By adjusting the carrier frequency of the inverter, the noise of the motor can be reduced, the resonance point of the mechanical system can be avoided, the line leakage current to the ground and the interference of the inverter can be reduced.
Page 162: Group Pe User Optional Parameters
The control mode is as follows: the main frequency is roughly adjusted, the auxiliary frequency is precisely regulated by PID. Final output frequency=Main frequency+Auxiliary frequency. PC-73~PC-74 control the update interval and value of the main frequency. If the external linear speed changes too much (judged by PC-75~PC-76), the auxiliary frequency will not work, and the main frequency will directly control the winding in the form of a certain proportion of synchronous changes with the linear speed (suitable for the control of acceleration and deceleration stages).
Page 163: Group Pf Torque Control(Firmware Versions Below 3720)
Parameter Name Range PE-17 User optional parameters 17 PE-18 User optional parameters 18 PE-19 User optional parameters 19 PE-20 User optional parameters 20 PE-21 User optional parameters 21 PE-22 User optional parameters 22 PE-23 User optional parameters 23 PE-24 User optional parameters 24 PE-25 User optional parameters 25 PE-26...
Page 164 Parameter Name Range 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% PF-01 is used to select the torque setting source. There are eight torque setting modes. The torque setting adopts relative value, and 100.0% corresponds to the rated torque of the motor. The setting range is - 200.0% ~ 200.0%, indicating that the maximum torque of the inverter is twice the rated torque of the inverter.
Page 165: Group Pf Torque Control(Firmware Versions 3720 And Above)
speed of the motor in torque control. If the maximum frequency of torque control needs to be dynamically changed continuously, it can be realized by controlling the upper limit frequency. Parameter Name Range PF-05 Torque acceleration time 0.00s~650.00s PF-06 Torque deceleration time 0.00s~650.00s Under the torque control mode, the difference between the output torque and the load torque determines the speed change rate of the motor and the load.
Page 166 0: Digital setting (PF-02) It refers to that the target torque directly uses the PF-02 set value. 2: AI 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 167: Group A0 Textile
Parameter Name Range PF-07 Torque acceleration time 0.00s～650.00s PF-08 Torque deceleration time 0.00s～650.00s 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.
Page 168 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 169: Group A1 Virtual Io
06. When setting swing range relative to maximum output frequency (A0-05 = 1), AW = max output frequency P0- 13 × swing range PB-21. A0-08 swing period: the time value of a complete swing period. A0-07 jump frequency amplitude: The jump frequency amplitude is the frequency percentage of the jump frequency relative to the swing range when the swing frequency is running, that is: jump frequency = AW ×...
Page 170 Set the function of virtual X as "user defined fault 1" (A1-00 = 38). The virtual X terminal effective state mode is determined by virtual Y (A1-05 = xxx0). Set the output function of virtual Y1 as "AI1 input exceeds the upper and lower limits" (A1-11 = 23). When the AI1 input exceeds the upper and lower limits, the virtual Y1 output is in the ON state.
Page 171: Group A2 Second Motor Parameters
Ones bit: Virtual Y1 0: Positive logic 1: Negative logic Virtual Y terminal effective state A1-21 Tens bit: virtual Y2 selection Hundreds bit: virtual Y3 Thousands bit: virtual Y4 Ten thousands bit: virtual Y5 Virtual digital output function is similar to Y output function of control board. It can be used to cooperate with virtual digital input X to realize some simple logic control.
Page 172 Parameter Name Range A2-32 Polar logarithm of rotation 1~65535 Speed feedback PG 0.0~10.0 (0.0: speed feedback disconnection detection A2-33 disconnection detection time ineffective) Ones bit: 0: No operation 1: Static self learning 1(part of parameters) Motor 2 parameter self- 2: Motor rotation self-learning A2-35 learning 3: Static self learning 2 (part of parameters)
Page 173: Group A4 Password Countdown Lock (Supported By 3720 And Above Versions)
Parameter Name Range Proportional gain of A2-55 0~60000 excitation regulation Integral gain of excitation A2-56 0~60000 regulation Torque regulation A2-57 0~60000 proportional gain Integral gain of torque A2-58 0~60000 regulation 4-2-20. Group A4 Password countdown lock (supported by 3720 and above versions) Parameter Name Range...
Page 174 PLC program cannot be modified. For example, the frequency communication address of the Xinje VB5N frequency converter is H2001, and the communication address of VH6 is H1000. Without changing the slave address in the control system, the VH6 frequency converter supports communication address mapping function and can perform normal communication.
Page 175: Group Ad Aiao Correction Parameters
to control the corresponding address of the frequency converter without changing the control system program. Write 50.00Hz data frame: 01 06 20 00 27 10 97 36. Start stop frequency converter data frame: 01 06 20 01 00 01 12 0A. 4-2-22.
Page 176: Group U0 Monitor Parameters
AD-16 AO2 target voltage 1 0.500V~4.000V AD-17 AO2 measured voltage 1 0.500~4.000V AD-18 AO2 target voltage 2 6.000V~9.999V AD-19 AO2 measured voltage 2 6.000V~9.999V This group of function codes is used to correct the AO of analog output to eliminate the influence of bias and gain of analog output.
Page 177 Virtual X1 Virtual X2 Virtual X3 Virtual X4 Virtual X5 Reversed Parameter Name Min unit U0-08 Y output state 0x0000～0x03FF Displays the current Y terminal output status value. After hexadecimal conversion to binary data, each bit corresponds to an output signal. 1 indicates that the input is a high-level signal, and 0 indicates that the input is a low-level signal.
Page 178 Example: AI1 inputs 5V analog voltage, U0-09 should display 5V, AI2 inputs 10MA analog current, U0-10 displays 5, and the calculated analog current is 10mA. Parameter Name Min unit U0-12 PULSE input frequency 0.00kHz～50.00KHz U0-13 PULSE input frequency (Hz) 0～65535Hz Display the high-speed pulse sampling frequency of X4 terminal.
Page 179 Parameter Name Min unit frequency Hz 0.01～maximum output U0-24 Auxiliary frequency B display frequency Hz Display the set values of main and auxiliary frequency. Parameter Name Min unit U0-25 Communication setting -100.00%～100.00% Display the value written in the H1000 through modbus communication. Parameter Name Min unit...
Page 180 Parameter Name Min unit U0-38 Rotary transformer position 0～4095 U0-39 ABZ position 1～65535 Display the current position signal of rotary transformer. The display encoder displays the AB phase pulse count of the current ABZ or UVW encoder. Parameter Name Min unit U0-41 Power factor angle Display the current operating power factor angle.
Page 181 There are 5-digit 7-segment LED digital tubes on the inverter operation panel.The highest bit is sign bit. If it is a positive number, the sign bit doesn't display. If it is a negative number, the sign bit displayed “-”. For example, data: -112233445667788, U0-53 displays “-1122”, U0-54 displays “-3344”, U0-55 displays “- 5566”, and U0-56 displays “-7788”.
Page 182 Fault meaning explanation: U0-69=H.2C04, hexadecimal 2C converted to decimal is 44, representing the current fault code ERR44, hexadecimal 04 converted to binary is 100, representing the current fault state. Parameter Name Min unit U0-70 Communication feedback motor speed /0.01Hz unit: 0.01Hz Display the motor speed fed back by communication, unit:0.01 Hz.
Page 183: Group U4 Communication Monitoring Parameters
Parameter Name Min unit Bit12: Reverse flag in progress 0: There is currently no reverse 1: Reverse in progress Bit13: Reverse the final frequency setting 0: Positive direction opposite direction Bit14~Bit15: Reserved In operation/shutdown Normal operation (non jogging, tuning) Jog operation Tuning Jog during operation Running state...
Page 184 Parameter Name Unit U4-04 Communication control AO1 U4-05 Communication control AO2 Torque command (Communication U4-06 0.01% torque setting value) Speed command (communication U4-07 1RMP frequency setting value) U4-08 Expansion card model U4-09 Expansion card version number U4-10 Expansion card error status The fixed TPDO parameters U4-00, U4-01, U4-08, U4-09, U4-10, U4-03, and U4-06 are the TPDO parameters mapped by the EtherCAT communication expansion card.
Page 185 Mapping Written Parameter Name Range parameters parameters (Communication torque setting value) TPDO8~ Cannot be configured TPDO12 RPDO parameters Mapping Read Parameter Name Range parameters parameters Communication expansion card RPDO1 PE-20 U0-67 Unit：0.01% model Communication expansion card RPDO2 PE-21 U0-68 version Bit0: Shutdown/Running Bit1: Forward/Reverse...
Page 186 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 vector control mode) 2: With speed sensor vector control (FVC) P0-02 Operation command channel selection 2: Communication P0-03 Main frequency source A selection...
Page 187: 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 188: Field Wiring And Grounding
should be kept orthogonal. (2) High frequency noise filters (ferrite common mode choke) are installed at the root of the input and output sides of the inverter, which can effectively suppress the RF interference of the power line. (3) The motor cable should be placed in the barrier with larger thickness, such as in the pipe with thickness (more than 2mm) or embedded in the cement tank.
Page 189: Model And Dimension
6. Model and dimension 6-1. VH6 series VFD electrical specification Device Input power Input current Output current Matched Voltage level VFD model code capacity (KVA) motor (kW) VH6-43P7-B VH6-45P5-B 14.6 13.0 VH6-47P5-B 11.0 20.5 17.0 VH6-4011-B 17.0 26.0 25.0 11.0 VH6-4015-B 21.0...
Page 190: Vh6 Series Vfd Dimension
6-2. VH6 series VFD dimension  VH6-43P7-B//VH6-45P5-B/VH6-47P5-B Unit: mm MENU/ESC ENT/DATA STOP REST 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。...
Page 191  VH6-4011-B/VH6-4015-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 R EST  VH6-4018-B/VH6-4022-B/VH6-4030-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 S TO P RES T...
Page 192  VH6-4037-B/VH6-4045-B/VH6-4055-B Unit: mm 287.9 235.6 213.9  VH6-4075-B/VH6-4090-B/VH6-4110-B Unit：mm 276.5 Ø 260.5...
Page 193  VH6-4132/VH6-4160 Unit:mm  VH6-4185/VH6-4200/VH6-4220 Unit:mm 553.5...
Page 194  VH6-4250/VH6-4280 Unit: mm 560.5  VH6-4315/VH6-4355/VH6-4400/VH6-4450 Unit: mm 567.5...
Page 195: 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. 6-3.
Page 196: Cable Selection
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.  The maximum rated temperature margin of motor cable under continuous working condition should not be lower than 70℃.
Page 197 wire for different analog signals. For low-voltage digital signal, it is better to choose double layer shielded cable, but single shielded or unshielded twisted pair can also be used, but for frequency signal, shielded cable must be used. Relay cables need to be shielded with metal braid. The keyboard needs to use network cable.
Page 198 VH6-4315 3*200 VH6-4355 3*250 VH6-4400 3*300 VH6-4450 3*300 Note: The data and models recommended in the table are for reference only. (2) The premise of cable selection: the ambient temperature is 40 degrees under steady-state conditions, the connection distance is below 100m and with the rated current. Cable wiring The routing of motor cable must be far away from the routing of other cables.
Page 199: Selection Guidance Of Circuit Breaker, Contactor And Fuse
6-3-3. Selection guidance of circuit breaker, contactor and fuse  In order to prevent the overload from damaging the inverter, it is necessary to add a fuse at the incoming end.  A manually operated power short circuit device (MCCB) needs to be installed between AC power supply and frequency converter.
Page 200: Brake Resistor Selection
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 201 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 202 Recommended brake resistor specifications VFD model Braking unit Brake resistor Brake resistor (Ω) Brake resistor power (W) quantity VH6-4037-B Built-in ≥16 7000 VH6-4045-B Built-in ≥13 9000 VH6-4055-B Built-in ≥10.5 11000 VH6-4075-B Built-in ≥7.5 15000 VH6-4090-B Built-in ≥7.5 18000 VH6-4110-B Built-in ≥7.5 22000 VH6-4132...
Page 203: 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 204 Code Name Reason Solution during deceleration 2. Cancel additional force or add brake 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.
Page 205 Code Name Reason Solution 1. Set the motor parameters correctly 1. The motor parameters are not set Motor tuning according to the name plate Err16 according to the nameplate fault 2. Check the lead from inverter to 2. Parameter tuning process timeout motor 1.
Page 206: Fault Record Query
Code Name Reason Solution PID feedback PID feedback is less than PA-27 setting Check PID feedback signal or set PA- Err50 lost in operation value 27 to an appropriate value In the process of inverter operation, change Switch motor in Switch the motor after the frequency Err51 the current motor selection through the...
Page 207: Vfd Common Fault Analysis Of Frequency Converter
7-4. VFD common fault analysis of frequency converter 7-4-1. Motor not rotate Motor not rotate Whether the output Keyboard side empty Close contactor display? contactor is closed Check Operation normal no Find reason as fault Display normal VFD fault error info fault info voltage...
Page 208: Motor Vibration
7-4-2. Motor vibration Motor vibration or abnormal noise Motor parameters and type ok? Set correct motor parameters Carry out parameter self-learning? Carry out parameter self-learning Is VF oscillation parameter set Set correct parameters normally? Whether the given frequency Check the frequency setting fluctuates abnormally? Is the load abnormal fluctuation? Check the load...
Page 209: Motor Overheat
7-4-4. Motor overheat Motor overheat Set correct Motor parameter correct? parameters Parameter self- Do Parameter self-learning? learning Is the frequency converter always running at low speed Is it a variable frequency Use variable motor frequency motor Load too large? Reduce the load Motor 3-phase balance? Replace the motor Is the carrier frequency too...
Page 210: Over Current
7-4-5. Over current Over current UVW short circuit to Eliminate the short circuit the ground? to ground fault Motor short circuit to Replace the motor the ground? Motor type and Set correct parameters parameters correct? and types Do self-learning? Self-learning Acceleration time too Adjust the acc time short?
Page 211: Vfd Overheat
7-4-6. VFD overheat VFD overheat Load too large? VFD Enlarge capacity, reduce the load capacity too small? Ambient temperature too Installation of cooling device or high derating of frequency converter Whether the fan of frequency converter VFD fault makes abnormal noise Is the radiator blocked Clean the radiator Is the carrier frequency...
Page 212: The Motor Stalls During Acceleration And Deceleration
7-4-7. The motor stalls during acceleration and deceleration The motor stalls during acceleration and deceleration Increase the acc/dec Acc/dec time too short time Thicken the motor cable, shorten the Test the motor terminal wiring distance and adjust the voltage of voltage is in the range? output reactor Is the motor load or inertia...
Page 213: Maintenance
8. Maintenance 8-1 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.
Page 214: Warranty Of Frequency Converter
frequency converter is different because of its different environment and conditions. As shown in the table below, the maintenance period of frequency converter is only for users' reference. Component name Standard replacement years Cooling fan 2~3 years Electrolytic capacitor 4~5 years PCB board 5~8 years Fuse...
Page 215: 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 216: 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 217 Type Terminal Name Function Supply 24V power supply for input terminal X. max output 24V-0V +24V power supply current 200mA. X terminal power supply 24V, not for external use. Supply +10V power supply, max output current 20mA. 10V-GND +10V power supply Generally used for external potentiometer speed regulation.
Page 218 Type Terminal Name Function OFF = 0-10V , ON = 0-20mA default is OFF OFF = 0-10V , ON = 0-20mA default is OFF Appendix A-3-2. VH6-B100 (Slot B IO card) (1) 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 doesn't meet the field demand.
Page 219: 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 220: Appendix A-5. Encoder Extension Card
(3) DIP switch ON: connect 120Ω terminal resistance OFF: Don't connect 120Ω terminal resistance Appendix A-5. Encoder extension card Appendix A-5-1. VH6-DM100 (multi-function incremental PG card)(Under development) (1) 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.
Page 221 Status Function LED red The encoder signal is slightly unstable, the external interference is small flashing or the motor is in the process of acceleration and deceleration Always The encoder signal is seriously unstable, the external interference is great, or the motor is in the process of acceleration and deceleration very fast (5) VH6-DM100 frequency division output DIP switch S1-S6 definitions: Division Value...
Page 222 CN1 encoder signal input Color Function Color Function Wide face of Blue Shield Shield iron shell 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 of Blue Shield...
Page 223 Users should pay attention to the following when using PG card: (1) Power supply mode of encoder Common encoders have 5V ,12V and 24V power supply modes. If the encoder is powered by DC5V power supply: ① Users can directly use PG card power supply or external switch power supply for power supply. When the collector (single ended) 5V connection is used, pins 7 and 8 must be short circuited (if the PG hardware version is V1.1, it can be skipped and the dip switch can be turned to the 5V...
Page 224 ② If the encoder is powered by a DC 24V power supply, the 5V power supply of the PG card cannot meet the power supply requirements. Users need to use an external DC 24V switch power supply to power the encoder, or use the 24V power supply on the A card of the inverter body to power it.
Page 225 1(A+) 2(A-) 3(B+) 4(B-) 5(Z+) Encoder 10(Z-) 6(GND) 7(+5V/+12V) 8(COM) Differential type 24V (2) Introduction to the connection mode between collector and differential encoder and PG card Differential type connection: connect the output signal of encoder to A+,A-,B+,B-,Z+,Z- of PG card respectively. ①...
Page 226 CN1 encoder signal input Color Function Color Function Wide face of Blue Shield Shield iron shell White black Appendix A-5-3. VH6-DC200 (simple 17-bit magnetic encoder PG card) (1) Overview VH6-DC200 is used for feedback of motor speed and direction detection signals to achieve more accurate control of motor speed, direction, and torque by the frequency converter.
Page 227: Appendix B-1. Communication Protocol Overview
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 228: Appendix B-3-2. Communication Data Structure
Start Even Stop parity  RTU (1－8－1, no parity) Start Stop  ASCII (1－7－1, even parity) Appendix B-3-2. Communication data structure (1) 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 229 Function code Explanation Read the contents of registers, read multiple registers, but not more than 12 at a time, each time can only read the same group of data Write data into the register Loop detection (1) Function code 03H: read register For example, read the register address 7000H (operation frequency).
Page 230 Data 2 content low CRC CHECK Low CRC CHECK High (4) Command code: 08H communication loop test (Not currently supported) This command is used to test whether the communication between the master control equipment and the inverter is normal. The frequency converter will return the received data to the main control equipment. RTU mode: Format of inquiry information Format of response information...
Page 231 Sending data in ASCII mode: 3A 30 31 33 37 30 30 30 30 30 30 31 38 42 0D 0A (01 03 70 00 00 01 8B) (5) Common ASCII code correspondence table Binary Decimal Char Binary Decimal Char 0000 1101 CR (Enter) 0011 1000...
Page 232 number of the function code in the function group, for example: Write function parameters P0-16: When it is not necessary to be written in EPPROM, its communication address is 0x3010. When it is necessary to be written in EPPROM, its communication address is 0x0010. For group A function code, its communication address high 16 bits can be divided into 0xA000 ~ 0x0FFF or 0x4000 ~ 0x4FFF according to whether it is written into EPPROM.
Page 233 Definition Modbus address Function Note 0007H: Buffer resistance overload fault 0008H: Under voltage fault 0009H: Inverter overload 000AH: Motor overload 000BH: Input phase missing 000CH: Output phase missing 000DH: Radiator overheating 000EH: Contactor fault 000FH: Current detection fault 0010H: Motor tuning fault 0011H: Code disk failure 0012H: Motor short circuit to ground fault...
Page 235 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...

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