A System Error may occur if a communication error continues for a long time. In this case, reset the display unit.
When you use the value of a 1-Second Binary Counter or Display Scan Counter as the trigger bit for a Triggered Action part's Monitoring Bit or for the Script feature, a System Error may occur if a communication error continues for a long time. In this case, reset the display unit.
The Special Relay is not write-protected. Do not turn it ON/OFF with Parts or write Words.