How to clear PLC Error (Why STOP LED on the PLC blinks?)
2014.05.16

Q: When and Why does STOP lamp on the PLC blink? How to check Error?

A: If Error occurs in the PLC, STOP lamp will blink. Find out Error at the PLC Status.

When Error occurs in the PLC, connecting CICON to PLC is the only way to find out error.

Click [Online] [PLC Status]

 
[Normal Status]     


[Error Status]

If there is Error, “PLC Status” shows Error code (030C), Base and Slot number at the Error Message.

In order to clear the error, refer to HELP in CICON.

HELP PLC Common TROUBLE SHOOTING

Refer to attached manual to find out Error code.