Franklin Electric CERUS X-DRIVE CXD-003A-4V, Installation And Operation Manual

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MAINTENANCE
Troubleshooting
187
PLCr
(58)
PLC MCR error
PLC MCR command error
Action and Reset
Action condition The MC command is detected during PLC operation, but there is no corresponded MCR command.
Action time Immediately
Reset method Check if the program is correct and re-download the program.
Reset condition N/A
Recorded N/A
Possible Causes Corrective Action
• The MC command is continuously used
for more than 9 times
• Check and reset the program, then re-download the program.
PLdA
(52)
Data defect
Data error during PLC operation
Action and Reset
Action condition The program detects incorrect write-in address when decoding the program source code and downloading the PLC
program (e.g. the address has exceeded the range), then PLdA warning acts.
Action time Immediately
Reset method Automatically
Reset condition Check if the program is correct and re-download the program. If the fault does not exist, the warning clears.
Recorded N/A
Possible Causes Corrective Action
• During PLC operation, the external
Modbus has written/read incorrect data
to internal PLC program
• Check if the upper unit transmits the correct command.
Warning Display Description
PLdF (59)
Download fail
PLC download fail
Action and Reset
Action condition PLC download fail due to momentary power loss during the downloading, when power is ON again, warning shows.
Action time Immediately displays when the fault is detected
Reset method Automatically
Reset condition Check if the program is correct and re-download the program. If the fault does not exist, the warning clears.
Recorded N/A
Possible Causes Corrective Action
• PLC download is forced to stop, so the
program write-in is incomplete
• Check if there is any error in the program and re-download the PLC program
Warning Display Description