This video demonstrates how to control IO Modules over MODBUS by using a Python program on Raspberry PI connected on the Ethernet cable.
The same Python program works on Windows or Mac on the same way too.
Modules:
Feldbus Coupler Ethernet
4-channel thermocouple
Supply module
4 channel digital input
4 channel digital output
End terminal
connection over USB to Ethernet adapter
See and download the Python example program on my GitHub account:
By the wa