Hello
on the following pdf cts21 module; what means "Unit error (check CIO n + 6 n + 7) '' when the ERC LED is red ??
http://www.omronkft.hu/nostree/pdfs/plc/cs1_cj1/cj1w-cts21-instructionsheet.pdf
what i must control ??
thank you in advance
on the following pdf cts21 module; what means "Unit error (check CIO n + 6 n + 7) '' when the ERC LED is red ??
http://www.omronkft.hu/nostree/pdfs/plc/cs1_cj1/cj1w-cts21-instructionsheet.pdf
what i must control ??
thank you in advance