Huanyang HY Series VFDs: Difference between revisions
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added Modbus related parameters |
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== Modbus control == | == Modbus control == | ||
You must set the slave address to something valid (non-zero) and use some form of RTU mode instead of ASCII for most software stacks to communicate with the VFD: | |||
{| class="wikitable" | |||
! Parameter | |||
! Default Value | |||
! Needed Value | |||
! Description | |||
|- | |||
| PD000 | |||
| 1: parameter editing locked | |||
| 0: parameter editing unlocked | |||
| parameter editing lock | |||
|- | |||
| PD163 | |||
| 0: invalid | |||
| 1: address of 1 | |||
| slave address | |||
|- | |||
| PD164 | |||
| 1: 9,600 baud | |||
| 1: 9,600 baud | |||
| baud rate | |||
|- | |||
| PD165 | |||
| 0: ASCII,8N1 | |||
| 3: RTU,8N1 | |||
| ASCII vs RTU,data bits,parity,stop bits | |||
|} | |||
[http://www.etech.net.au/Huanyang/HY%20Series%20Inverter%2020100627.pdf#page=60 page 60] describes the Modbus protocol | [http://www.etech.net.au/Huanyang/HY%20Series%20Inverter%2020100627.pdf#page=60 page 60] describes the Modbus protocol | ||