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Showing posts with the label Modbus

Unexpected Number When Reading Plc Using Pymodbus

I am using pymodbus to read a register on a Wago 750-881 PLC. I am also reading the same register o… Read more Unexpected Number When Reading Plc Using Pymodbus

How Can I Read Register Usb Rs485 To Any Modbus Device?

My Device Address is 1, I tried Read Holding Register, and Register Address is 0. I tried pyserial … Read more How Can I Read Register Usb Rs485 To Any Modbus Device?

Pymodbus: Request Creation And Response Receiving

Can anyone explain how to create the request and get the response in right way using pymodbus via M… Read more Pymodbus: Request Creation And Response Receiving

Can't Connect To Slave With Python's Modbus_tk

I'm currently trying to develop an application that uses the Modbus-RTU protocol, and I have to… Read more Can't Connect To Slave With Python's Modbus_tk