Inovance MD200 is an inverter originating from China, with low cost but good quality, in addition, it also supports control by Modbus RTU communication.
Today plc247.com will guide you to control Inovance with Modbus Poll software installed on your computer, this is very light and completely free software.
Computer & Inovance MD200 “Connection Diagram”
+ We have to use “USB to RS485” cable to help the computer communicate with the MD200 inverter
Inovance MD200 Modbus Parameters Setting
To be able to control and monitor the Inovance MD200 inverter using the Modbus RTU protocol, we need to set the following communication parameters:
+ VFD Control Address = 2000 (hexa)
- Set Word “2000” = 1 >>> Forward Run
- Set Word “2000” = 2 >>> Reverse Run
- Set Word “2000” = 6 >>> Stop
+ Set Frequency Address = 1000 (hexa)
Frequency Reference = (0 to 10000 dec) ~ (0 to Max Frequency)
+ Output Frequency Address = 1001 (hexa)
Output Voltage Address = 1003 (hexa)
Output Current Address = 1004 (hexa)
Modbus Poll Connection Configuration
We need to set the connection communication parameters for the software similar to those installed for the Inovance MD200.
Inovance MD200 Modbus Example
+ Frequency Setting Command
+ Motor Control Command
+ Data Monitoring
Detailed Instruction Video
Related Software and Documents
If you find this article interesting and useful, please share it with the community. Subscribe to Youtube channel and Website to read new articles of plc247.com
Thanks and Best Regards!