Delta VFD220C4EA-21 - Error Display and Handling

Chapter 16 PLC Function ApplicationsC2000 Plus
16-134
16-7 Error display and handling
Code ID Descript Recommended handling approach
PLrA 47 RTC time check
Turn power on and off when resetting the
keypad time
PLrt 49 Incorrect RTC time
Turn power on and off after making sure
that the keypad is securely connected
PLod 50 Data writing memory error
Check whether the program has an error
and download the program again
PLSv 51
Data write memory error during
program execution
Restart power and download the program
again
PLdA 52 Program transmission error
Try uploading again; if the error persists,
sent to the manufacturer for service
PLFn 53
Command error while downloading
program
Check whether the program has an error
and download the program again
PLor 54
Program exceeds memory capacity
or no program
Restart power and download the program
again
PLFF 55
Command error during program
execution
Check whether the program has an error
and download the program again
PLSn 56 Check code error
Check whether the program has an error
and download the program again
PLEd 57
Program has no END stop
command
Check whether the program has an error
and download the program again
PLCr 58
MC command has been used
continuously more than nine times
Check whether the program has an error
and download the program again
PLdF 59 Download program error
Check whether the program has an error
and download again
PLSF 60 PLC scan time excessively long
Check whether the program code has a
writing error and download again