Delta VFD300C43S-HS User Manual page 536

Chapter 13 Warning CodesC2000-HS
ID No. Display on LCM Keypad
54
Action level
Action time
Warning setting parameter
Reset method
Reset condition
Record
Cause
The program detects source code
error during PLC operation
ID No. Display on LCM Keypad
55
Action level
Action time
Warning setting parameter
Reset method
Reset condition
Record
Cause
The PLC runs an incorrect
command during operation
Warning Name
PLC buffer overflow
PLC register overflow
(PLor)
Action and Reset
When PLC runs the last command and the command exceeds the maximum
capacity of the program, the PLor warning shows.
Immediately displays when the fault is detected
N/A
Check if the program is correct and re-download the program. If the fault does
not exist, the warning automatically clears.
N/A
N/A
1. Disable PLC
2. Delete PLC program (Pr. 00-02=6)
3. Enable PLC
4. Re-download PLC program
Warning Name
Function defect
Function code error during PLC operation
(PLFF)
Action and Reset
The program detects incorrect command (unsupported command) during PLC
operation, then PLFF warning shows.
Immediately displays when the fault is detected
NA
Check if the program is correct and re-download the program. If the fault does
not exist, the warning automatically clears.
N/A
N/A
When starting the PLC function and there is no program in the PLC, the PLFF
warning shows. This is a normal warning, please download the program.
13-24
Description
Corrective Actions
Description
Corrective Actions