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Hitachi WJ200 Series VFDs: Difference between revisions

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added tables of relevant Modbus coils
added a single phase vs three phase application note
 
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Variable frequency drive (VFD) made by Hitachi. Useful for controlling 3-phase spindle motors on CNC routers. It can be controlled with discrete digital inputs, or over Modbus (RS-485). It can be configured from the keypad, or over USB using Hitachi's software which is much more convenient.
Variable frequency drive (VFD) made by Hitachi. Useful for controlling 3-phase spindle motors on CNC routers. It can be controlled with discrete digital inputs, or over Modbus (RS-485). It can be configured from the keypad, or over USB using Hitachi's software which is much more convenient.
== Model Numbers ==
* [https://www.hitachi-iesa.com/sites/default/files/supportdocs/WJ200_Instruction_NT325X.pdf#page=15 Page 15] (xiv in the PDF) shows the recommended wire gauges for the different models
* [https://www.hitachi-iesa.com/sites/default/files/supportdocs/WJ200_Instruction_NT325X.pdf#page=23 Page 23] (1-3 in the PDF) shows the model number scheme
== Wiring Diagram ==
* [https://www.hitachi-iesa.com/sites/default/files/supportdocs/WJ200_Instruction_NT325X.pdf#page=63 Page 63] (2-18 in the PDF) shows the power terminals
* [https://www.hitachi-iesa.com/sites/default/files/supportdocs/WJ200_Instruction_NT325X.pdf#page=208 Page 208] (4-5 in the PDF) shows example wiring
* [https://www.hitachi-iesa.com/sites/default/files/supportdocs/WJ200_Instruction_NT325X.pdf#page=209 Page 209] (4-6 in the PDF) shows the control terminals
== Parameters ==
* [https://www.hitachi-iesa.com/sites/default/files/supportdocs/WJ200_Instruction_NT325X.pdf#page=383 Page 383] (C-2 in the PDF) has a table of the parameters
== Fault Codes ==
* [https://www.hitachi-iesa.com/sites/default/files/supportdocs/WJ200_Instruction_NT325X.pdf#page=307 Page 307] (6-8 in the PDF) shows the fault codes


== Software ==
== Software ==


[http://www.hitachi-america.us/ice/ac-drives-inverters/software-downloads Industrial Inverters Software Downloads | ICED : Hitachi America, Ltd.]
There is Windows PC based software called ProDriveNext which can communicate with the VFD over it's mini-USB port:
 
<del>[http://www.hitachi-america.us/ice/ac-drives-inverters/software-downloads Industrial Inverters Software Downloads | ICED : Hitachi America, Ltd.]</del> (dead link)
 
<del>[https://www.hitachi.us/ice/inverters/support_service_sales/software_dloads/ Industrial Inverters Software Downloads | ICED : Hitachi America, Ltd.]</del> (page works, but has outdated links on it)
 
[https://automation.hitachi-industrial.eu/en/products/software/inverter-configurator/prodrive-next ProDriveNext - Inverter Configurator - Software - Products - Hitachi Automation]
 
The latest version was 2.6.2 at the time of this writing.


== Modbus control ==
== Modbus control ==
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[http://www.hitachi-america.us/supportingdocs/forbus/inverters/Support/WJ200_Instruction_NT325X.pdf#page=353 Page 353] (marked B-24 in the PDF) lists the Modbus coil numbers and their functions.
[http://www.hitachi-america.us/supportingdocs/forbus/inverters/Support/WJ200_Instruction_NT325X.pdf#page=353 Page 353] (marked B-24 in the PDF) lists the Modbus coil numbers and their functions.
"Holding" registers for writing:
{| class="wikitable"
! Register No. (hex)
! Register No. (dec)
! Values
! Description
|-
| 0x0001, 0x0002 (MSB)
| 1, 2
| 0 - 40000 (decimal Hz * 100)
| Frequency setpoint
|}
Taken from [http://www.hitachi-america.us/supportingdocs/forbus/inverters/Support/WJ200_Instruction_NT325X.pdf#page=355 Page 355] (marked B-26 in the PDF) of the instructional manual.
Registers for "monitoring" (reading):
{| class="wikitable"
! Register No. (hex)
! Register No. (dec)
! Values
! Description
|-
| 0x1001, 0x1002
| 4097, 4098 (MSB)
| 0 - 40000 (decimal Hz * 100)
| Output frequency monitor
|-
| 0x1003
| 4099
| 0 - 65530 (decimal A * 10)
| Output current monitor
|-
| 0x1004
| 4100
| 0: stopping, 1: forward, 2: reverse
| Rotation direction monitoring
|-
| 0x1011
| 4113
| 0 - 6000 (decimal V * 10)
| Output voltage monitor
|-
| 0x1012
| 4114
| 0 - 1000 (decimal kW * 10)
| Power monitor
|}
Taken from [http://www.hitachi-america.us/supportingdocs/forbus/inverters/Support/WJ200_Instruction_NT325X.pdf#page=359 Page 359] (marked B-30 in the PDF) of the instructional manual.


=== mbpoll ===
=== mbpoll ===
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[http://www.hitachi-america.us/ice/ac-drives-inverters/wj-200-series WJ200 Series AC Variable Speed Drives and Inverters | ICED : Hitachi America, Ltd.]
[http://www.hitachi-america.us/ice/ac-drives-inverters/wj-200-series WJ200 Series AC Variable Speed Drives and Inverters | ICED : Hitachi America, Ltd.]


[http://www.hitachi-america.us/supportingdocs/forbus/inverters/Support/WJ200_Instruction_NT325X.pdf Hitachi WJ200 Instructional Manual NT325X]
[https://www.hitachi-iesa.com/sites/default/files/supportdocs/WJ200_Instruction_NT325X.pdf Hitachi WJ200 Instructional Manual NT325X]
 
[https://www.hitachi-iesa.com/sites/default/files/supportdocs/(WJ200)SM-E265W.pdf Hitachi WJ200 Series Brochure]


[http://www.hitachi-america.us/ice/sites/default/files/products/inverter/(WJ200)SM-E265W.pdf Hitachi WJ200 Series Brochure]
[https://www.hitachi-iesa.com/sites/default/files/inverter-pdf/NT3251X_0.pdf Hitachi WJ200 Quick Reference Guide NT3251X]


[http://www.hitachi-america.us/supportingdocs/forbus/inverters/Support/NT3251X.pdf Hitachi WJ200 Quick Reference Guide NT3251X]
[https://www.hitachi-iesa.com/sites/default/files/supportingdocs/AN032404-1_Rev_A_Sizing_for_Single-Phase.pdf Hitachi Application Note: Sizing Three-Phase Inverters for Single-Phase Power Applications (AN032404-1, Rev. A)]
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