Hey @jonmarc91,
The systems you mentioned may be using an HMI with Codesys soft PLC functionality (like ours). This is what’s required to control remote I/O devices such as the iR-ETN40R.
Additional info can be found here.
How do I communicate with a WEG CFW500 via Modbus TCP?
https://forum.weintekusa.com/uploads/db0776/optimized/2X/d/d8694749583d81c7000e72944350c0ebf8fb0d0b_2_1024x329.png
none
0.0
0