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Wecon VNZ200 Series User Manual

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VNZ200 Series
User Manual

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  • Page 1 VNZ200 Series User Manual...

  • Page 2: Safety Precautions

    Wecon VNZ200 Series User Manual Thank you for choosing VNZ200 series inverter. Before installing, operating, maintaining or checking the driver, please read this manual carefully to give full play to the function of the driver and ensure the safety of users.
  • Page 3 Wecon VNZ200 Series User Manual ✎Note: The steps taken to ensure proper operation. Warning markings appear on the front cover of the drive. Follow these guidelines when using the drive. ·Risk of injury and electric shock. ·Read the manual and follow the safety instruction before use.
  • Page 4 Wecon VNZ200 Series User Manual 3 Removal and Installation Warnings The design, installation, commissioning and operation of the equipment must be carried out by trained and qualified professionals; during the work, all the regulations in "Warning" must be followed, otherwise serious personal injury or heavy property damage may be caused.

  • Page 5: Chapter 1 Overview

    Wecon VNZ200 Series User Manual VNZ200 Series User Manual Chapter 1 Overview 1.1 Nameplate Model: VNZ200 - 3R7/5R5 G/P - 4 ① ② ③ ④ Identification Description ① VNZ200 Series name ② 3R7/5R5 3R7: 3.7kW 5R5: 5.5kW ③ G: Constant torque P: Variable torque ④...

  • Page 6: Specifications

    Wecon VNZ200 Series User Manual 1.2 Specifications Items Specifications Control method Open loop vector control (Without PG), V/F control Vector control: 0 to 600 Hz Highest frequency V/F control: 0 to 320 0Hz 0.5kHz to 16kHz Carrier frequency The carrier frequency can be automatically adjusted according to the load setting characteristics.
  • Page 7 Wecon VNZ200 Series User Manual Great Asynchronous or synchronous motor control with high performance current vector performance control technology Instantaneous In the event of an instantaneous power failure, the voltage reduction is compensated power failure by the load feedback energy, and the inverter continues to run for a short time.
  • Page 8 Wecon VNZ200 Series User Manual Indoor, no direct sunlight, no dust, corrosive gas, flammable gas, oil Fog, water vapor, Place of use dripping water or salt, etc. Altitude Below 1000m (Above 1000m need to downshift) Ambient - 10 ℃ - + 40 ℃ (Ambient temperature is 40 ℃ - 50 ℃, please downshift to use)
  • Page 9 Wecon VNZ200 Series User Manual VNZ200-220G/250P-4 220/250 410/460 420/470 220/250 VNZ200-250G/280P-4 250/280 460/500 470/520 250/280 VNZ200-280G/315P-4 280/315 500/580 520/600 280/315 VNZ200-315G/350P-4 315/350 580/620 600/640 315/350 VNZ200-350G/400P-4 350/400 620/670 640/690 350/400 VNZ200-400G/450P-4 400/450 670/790 690/790 400/450 VNZ200-450G/500P-4 450/500 790/835 790/860 450/500 1.4 The appearance and installation dimensions of the inverter...
  • Page 10 Wecon VNZ200 Series User Manual Unit: mm Dimensions Installation size Model Φd VNZ200-45G/55P-4 VNZ200-55G/75P-4 VNZ200-75G/90P-4 VNZ200-110G/132P-4 VNZ200-132G/160P-4 VNZ200-160G/185P-4 VNZ200-185G/200P-4 160+160 VNZ200-220G/250P-4 VNZ200-250G/280P-4 215+215 VNZ200-315G/350P-4 VNZ200-350G/400P-4 1120 1180 230+230 1150 VNZ200-450G/500P-4...
  • Page 11 Wecon VNZ200 Series User Manual Chapter 2 Wiring 2.1 Definition of Control Board Terminals 1. 37KW and below 2. 45KW and above 3 . Control terminal description Terminal name Function Definition Description Remarks Forward command input terminal (multi-function input terminal)
  • Page 12 Wecon VNZ200 Series User Manual 2.2 Basic Wiring Diagramm 1. 0.75KW-37KW...
  • Page 13 Wecon VNZ200 Series User Manual 2. 45KW-450KW...

  • Page 14: Chapter 3 Function Parameters

    Wecon VNZ200 Series User Manual Chapter 3 Function Parameters If PP.00 is set to a non-zero number, Parameter protection is enabled. You must enter the correct user password to enter the menu. To cancel the password protection function, enter with password and set PP.00 to 0.
  • Page 15 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property One’s digit: Selection of frequency source 0: Main frequency source X 1: Main and auxiliary calculation results 2: Switchover between X and Y 3: Switchover between X and main (X) Frequency source &...
  • Page 16 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Model ☆ P0.08 Acceleration time 1 0.00s-6500.0s dependent Model ☆ P0.09 Deceleration time 1 0.00s-6500.0s dependent ☆ P0.10 Frequency preset 0.00Hz-maximum frequency (P0.12) 50.00Hz 0: Forward direction ☆...
  • Page 17 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Retentive of digital 0: Non-retentive ☆ P0.23 setting frequency upon 1: Retentive power 0: Maximum frequency (P0.12) Acceleration/Deceleration ★ P0.24 1: Set frequency time base frequency 2: 100Hz...
  • Page 18 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 0: Start with the frequency of input Rotational speed power failure ★ P1.01 tracking mode 1: Start at zero speed 2: Start at the maximum frequency Rotational speed ☆...
  • Page 19 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Group P2: Motor Parameters 0: Common asynchronous motor ★ P2.00 Motor type selection 1: Variable frequency asynchronous motor Model ★ P2.01 Rated motor power 0.1kW-30.0kW dependent Model ★...
  • Page 20 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Speed loop integral ☆ P3.01 0.01s-10.00s 0.50s time 1 Switchover frequency ☆ P3.02 0.00-P3.05 5.00Hz ☆ Speed loop P3.03 1-100 proportional gain 2 Speed loop integral ☆...
  • Page 21 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property ☆ Speed loop Unit's digit: integral separation P3.17 integral property 0: Disabled P3.18 Reserved P3.19 Reserved P3.20 Reserved P3.21 Reserved P3.22 Reserved Group P4: V/F Control Parameters...
  • Page 22 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property V/F oscillation Model ☆ P4.11 0-100 suppression gain dependent 0: digital setting (P4.14) 1: FIV 2: FIC 3: Reserved Voltage source 4: PULSE setting(S3) ☆ P4.13 for V/F separation...
  • Page 23 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Group P5: Input Terminals FWD function 0: No function ★ P5.00 selection 1: Forward RUN(FWD) 2: Reverse RUN(REV) 3: Three-line control 4: Forward JOG(FJOG) REV function ★...
  • Page 24 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 34: Frequency modification forbidden ★ P5.04 S3 function selection 35: Reverse PID action direction 36: External STOP terminal 1 37: Command source switchover terminal 2 38: PID integral pause...
  • Page 25 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Corresponding ☆ P5.16 -100.0%-+100.0% 100.0% setting of Fl curve 1 maximum input ☆ P5.17 Curve 1 filter time 0.00s-10.00s 0.10s Fl curve 2 ☆ P5.18 0.00V-P5.20 0.00V...
  • Page 26 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property ☆ P5.32 PULSE filter time 0.00s-10.00s 0.10s Unit's digit: FIV curve selection 1: Curve 1(2 points, see P5.13-P5.16) 2: Curve 2(2 points, see P5.18-P5.21) 3: Curve 3(2 points, see P5.23-P5.26)
  • Page 27 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 0: No output 1: AC drive running 2: Fault output (stop) 3: Frequency-level detection FDT1 output 4: Frequency reached 5: Zero-speed running (no output at stop) 6: Motor overload pre-warning...
  • Page 28 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 37: Frequency lower limit reached (having Relay output output at stop) ☆ P6.02 function (RA-RC/ 38: Alarm output RA-RB-RC) 39: Reserved 40: Current running time reached FOV function 0: Running frequency ☆...
  • Page 29 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Group P7: Operation Panel and Display Output power ☆ P7.00 0.0-200.0 100.0 correction factor 0: Disabled 1: Switchover between keypad control and remote command control (terminal or...
  • Page 30 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 0000-FFFF Bit00: PID feedback Bit01: PLC stage Bit02: Pulse setting frequency(kHz) Bit03: Running frequency 2 (Hz) Bit04: Remaining running time Bit05: FIV voltage before correction (V) Bit06: FIC voltage before correction (V) ☆...
  • Page 31 Wecon VNZ200 Series User Manual 0: 0 decimal place Numbers of decimal 1: 1 decimal place ☆ P7.12 places for load speed 2: 2 decimal places display 3: 3 decimal places Accumulative P7.13 0h-65535h power-on time P7.14 Accumulative 0kW-65535kWh power Group P8: Auxiliary Functions ☆...
  • Page 32 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property ☆ P8.10 Jump frequency 2 0.00Hz-maximum frequency 0.00Hz Frequency jump ☆ P8.11 0.00Hz-maximum frequency 0.01Hz amplitude Forward/Reverse ☆ P8.12 0.0s-3000.0s 0.0s rotation dead-zone 0: Enabled ☆ P8.13...
  • Page 33 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Frequency switchover point between ☆ P8.26 deceleration time 1 0.00Hz-maximum frequency 0.00Hz and deceleration time Terminal JOG 0: Disabled ☆ P8.27 preferred 1: Enabled Frequency detection ☆...
  • Page 34 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property ☆ P8.38 Any current reaching 1 0.0%-300.0% (rated motor current) 100.0% Any current reaching 1 ☆ P8.39 0.0%-300.0% (rated motor current) 0.0% amplitude ☆ P8.40 Any current reaching 2 0.0%-300.0% (rated motor current)
  • Page 35 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Group P9: Fault and Protection Motor overload 0: Disabled ☆ P9.00 protection selection 1: Enabled Motor overload ☆ P9.01 0.20-10.00 1.00 protection gain Motor overload ☆ P9.02...
  • Page 36 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 0: No fault 1: Inverter unit protection 2: Overcurrent during acceleration  P9.14 1st fault type 3: Overcurrent during deceleration 4: Overcurrent at constant speed 5: Overvoltage during acceleration...
  • Page 37 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property  P9.17 Frequency upon 3rd fault  P9.18 Current upon 3rd fault  P9.19 Bus voltage upon 3rd fault  Input terminal status upon 3rd P9.20 fault ...
  • Page 38 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property  P9.39 Frequency upon 1st fault  P9.40 Current upon 1st fault  P9.41 Bus voltage upon 3rd fault  Input terminal status upon P9.42 1st fault ...
  • Page 39 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Unit's digit: Reserved 0: Coast to stop 1: Stop according to the stop mode 2: Continue to run Ten's digit: Reserved 0: Coast to stop 1: Stop according to the stop mode...
  • Page 40 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 0: Invalid Action selection at ☆ P9.59 1: Decelerate instantaneous power failure 2: Decelerate to stop Action pause judging ☆ P9.60 voltage at instantaneous 0.0%-100.0% 100.0% power failure Voltage rally judging time at ☆...
  • Page 41 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 0: FIV 1: FIC/AVI 2: Reserved 3: FIV-FIC ☆ PA.02 PID feedback source 4: PULSE setting(S3) 5: Communication setting 6: FIV+FIC 7: MAX (|FIV|, |FIC|) 8: MIN (|FIV|, |FIC|) 0: Forward action ☆...
  • Page 42 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property PID parameter switchover ☆ PA.19 0.0%-PA.20 20.0% deviation 1 PID parameter switchover ☆ PA.20 PA.19-100.0% 80.0% deviation 2 ☆ PA.21 PID initial value 0.0%-100.0% 0.0% ☆ PA.22 PID initial value holding time 0.00-650.00s...
  • Page 43 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property ☆ Pb.03 Swing frequency cycle 0.1s-3000.0s 10.0s Triangular wave rising time ☆ Pb.04 0.1%-100.0% 50.0% coefficient ☆ Pb.05 Set length 0m-65535m 1000m ☆ Pb.06 Actual length 0m-65535m ☆...
  • Page 44 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Unit's digit: Retentive upon power failure 0: No ☆ PC.17 Simple PLC retentive selection 1: Yes Ten's digit: Retentive upon stop 0: No 1: Yes Running time of simple PLC PC.18...
  • Page 45 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Running time of simple PLC ☆ PC.28 0.0s(h)-6553.5s(h) 0.0s(h) reference 5 Acceleration/deceleration ☆ PC.29 time of simple PLC reference 5 Running time of simple PLC ☆ PC.30 0.0s(h)-6553.5s(h)
  • Page 46 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Running time of simple PLC ☆ PC.40 0.0s(h)-6500.0s(h) 0.0s(h) reference 11 Acceleration/deceleration ☆ PC.41 time of simple PLC reference Running time of simple PLC ☆ PC.42 0.0s(h)-6500.0s(h) 0.0s(h)
  • Page 47 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 0: Set by PC.00 1: FIV 2: FIC/AVI 3: reserved ☆ PC.51 Reference 0 source 4: PULSE setting 5: PID Set by preset frequency (P010), modified via termina...
  • Page 48 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property Group PP: User-Defined Function Codes ☆ PP.00 User password 0-65535 000: No operation ★ PP.01 Restore default settings 001: Restore factory settings except motor Parameters Group CO: Torque Control and Restricting Parameters ★...
  • Page 49 Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property 0: No compensation Dead zone compensation ☆ C5.02 1: Compensation mode 1 mode selection 2: Compensation mode 2 0: Random PWM invalid ☆ C5.03 Random PWM depth...
  • Page 50 Wecon VNZ200 Series User Manual Corresponding setting of ☆ C6.11 FI curve 5 inflection 1 -100.0%-+100.0% -30.0% input Fl curve 5 inflection 2 ☆ C6.12 C6.10-C6.14 6.00V input Corresponding setting of Fl ☆ C6.13 -100.0%-+100.0% 30.0% curve 5 inflection 2 input ☆...

  • Page 51: Group D0: Monitoring Parameters

    Wecon VNZ200 Series User Manual Function Code Parameter Name Setting Range Default Property ☆ CC.04 FIC measured voltage 1 0.500V-4.000V Factory- corrected ☆ CC.05 FIC displayed voltage 1 0.500V-4.000V Factory- corrected ☆ CC.06 FIC measured voltage 2 6.000V-9.999V Factory- corrected ☆...
  • Page 52 Wecon VNZ200 Series User Manual Function Code Parameter Name Unit D0.04 Output current(A) 0.01A D0.05 Output power(kW) 0.1kW D0.06 Output torque (%) 0.1% D0.07 S input state D0.08 M01 output state D0.09 FIV voltage(V) 0.01V D0.10 FIC voltage(V) 0.01V D0.11 Reserved D0.12...
  • Page 53 Wecon VNZ200 Series User Manual Function Code Parameter Name Unit D0.34 Motor temperature 1℃ D0.35 Target torque 0.1% D0.36 Reserved D0.37 Power factor angle D0.38 Reserved D0.39 Target voltage upon V/F separation D0.40 Output voltage upon V/F separation D0.41 Reserved D0.42...

  • Page 54: Chapter 5 Communication Protocol

    0 for broadcast communication address. In the network, the slave machine address must be unique. 5.4 Protocol Description VNZ200 series inverter is a kind of asynchronous serial port communication protocol of master-slave Modbus communication protocol, the network has only one equipment (master)to establish agreement (called "query/command").
  • Page 55 Wecon VNZ200 Series User Manual 5.5 Communications data structure Modbus protocol communication data format of VNZ200 series inverter is as follows: using the RTU mode, messages are sent at least begin with 3.5 characters pause time interval. Network baud rate under varied characters of the time, this is the easiest to implement (below T1, T2, T3, T4).
  • Page 56 Wecon VNZ200 Series User Manual Slave machine response information Set PD.05 to 0: High-order position of bytes Low-order position of bytes Data high-order position of F002H Data low-order position of F002H Data high-order position of F003H Data low-order position of F003H...
  • Page 57 Wecon VNZ200 Series User Manual Check method——CRC Check method: CRC (Cyclical Redundancy Check) use RTU frame format, the message includes error detection field based on the method of CRC. CRC domain test the whole content of a message. CRC domain is two bytes, contains a 16-bit binary values. It is calculated by the transmission equipment and added to the message.
  • Page 58 Wecon VNZ200 Series User Manual cannot be changed; Change function code parameters, but also pay attention to the range of parameters, units, and related instructions. In addition, because the EEPROM is stored frequently, the service life of the block EEPROM can reduced. Some function codes in the mode of communication do not need to be stored, just changing the value of RAM.
  • Page 59 Wecon VNZ200 Series User Manual 1017 FIC before correction voltage 1018 Reserved 1019 Linear velocity 101A The current access to electricity time 101B The current running time 101C PULSE input pulse frequency, unit 1Hz 101D Communication Setting value 101E Reserved...
  • Page 60 Wecon VNZ200 Series User Manual BIT0: (Reserved) BIT1: (Reserved) 2001 BIT2: RA-RB-RC output control BIT3: Reserved BIT4: M01 output control Analog output FOV control: (Write-only) Command address Command content 2002 0-7FFF represent 0%-100% Analog output control: (Reserved) Command address Command content...
  • Page 61 Wecon VNZ200 Series User Manual 0014: Reserved 0015: Abnormal parameter read and write 0016: Inverter hardware failure 0017: Motor short circuit fault 0018: Reserved 0019: Reserved 001A: Running time reached 001B: Reserved 001C: Reserved 001D: Accumulative power-on time reached 001E: Load becoming 0...
  • Page 62 Wecon VNZ200 Series User Manual PC and data format set by the inverter must agree, otherwise, the communication can't carry on. Machine address Default PD.02 Setting range 1-247, 0 is the broadcast address When the machine address set to 0, namely for the broadcast address, realize PC broadcasting functions.
  • Page 63 Wecon VNZ200 Series User Manual Wecon Technology Co., Ltd Factory Address: 10th Building, Area E, Fuzhou Software Park, Gulou District, Fuzhou, Fujian Province, P.R.China R&D Center: Floor 5-6, Block 6, Area F, Fuzhou Software Park, Gulou District, Fuzhou ,Fujian, Province, P.R. China Tel: +86-591-87868869 Fax: +86-591-87843899 Website: www.we-con.com.con/en...

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