Delta VP3000 Series - Page 443

Chapter 8 Troubleshooting｜VP3000
434
ID No.
Warning Name
Descriptions
56
Checksum error
(PLSn)
PLC checksum error
Action and Reset
Action Condition
PLC checksum error is detected after power on, then PLSn warning shows
Action Time
Immediately act when the error is detected
Warning Setting Parameter
N/A
Reset Method
Check if the program is correct and re-download the program. If the fault does
not exist, the warning automatically clears.
Reset Condition
No
Record
No
Cause
Corrective Actions
The program detects checksum
error during PLC operation
1. Disable PLC
2. Delete PLC program (Pr. b0-01 = 6)
3. Enable PLC
4. Re-download PLC program