Delta MS300 Series User Manual page 525

Chapter 13 Warning CodesMS300
ID No. Display on LCD Keypad
58
Action Condition
Action Time
Warning Setting Parameter
Reset Method
Reset Condition
Record
Cause
The MC command is continuously
used for more than 9 times
Warning Name
PLC MCR error
(PLCr)
Action and Reset
The MC command is detected during PLC operation, but there is no
corresponding MCR command, then the PLCr warning occurs.
Immediately act when the fault is detected
NA
Check if the program is correct and download the program again. If the fault
does not exist, the warning automatically clears.
N/A
N/A
The MC command cannot be used continuously for 9 times. Check and reset
the program, then re-download the program.
516
Description
PLC MCR command error
Corrective Actions