Mitsubishi Electric A800 Programming Manual page 202

Error code
Error name
(SD0)
5001 WDT ERROR
5010 PRG. TIME OVER
Error description possible cause
• The program scan time exceeded
the watchdog timer value set in the
PLC RAS setting of the PLC function
parameter.
• The program scan time exceeded
the constant scan time set in the
PLC RAS setting of the PLC function
parameter.
How to read error codes
Corrective action
• Read the error individual information with the
programming tool, check the values (time)
and shorten the scan time.
• Change the initial execution monitoring time
or watchdog setting values with the PLC RAS
settings of the PLC function parameter.
• Delete the infinite loop from the jump
transition.
• Check the number of executions of the
interrupt program with a programming tool,
and reduce the number of interrupt
occurrences.
• Review the constant scan time setting.
• Review the PLC parameter constant scan
time and low-speed program execution time
in order to secure sufficient remaining time for
the constant scan.
Error code list
4
201