Ertryw Posted October 14, 2019 Report Posted October 14, 2019 (edited) Hi, I have a problem with modbus communication. I set everything as shown in the pictures and I get a error 04. What is wrong ? program.bmp ustawienia.bmp Edited October 14, 2019 by Ertryw
IO_Rack Posted October 14, 2019 Report Posted October 14, 2019 Your PLC Settings show communication settings for the Option Port. Are you using the Built-In Port?
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