Delta CP2000 Series, User Manual

Page: 588 / 868

Chapter 13 Warning Codes

CP2000
13-27
ID No. Display on LCD Keypad Warning Name Description
60
PLC scan time fail
(PLSF)
PLC scan time exceeds the maximum allowable time
Action and Reset
Action level
When the PLC scan time exceeds the maximum allowable time (400ms), PLSF
warning shows.
Action time Immediately displays when the fault is detected
Warning setting parameter NA
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 N/A
Record N/A
Cause Corrective Actions
The PLC scan time exceeds the
maximum allowable time (400ms)
Check if the source code is correct and re-download the program
ID No. Display on LCD Keypad Warning Name Description
61
CAN/M guarding error
(PCGd)
CANopen Master guarding error
Action and Reset
Action level
When CANopen Master Node Guarding detects that one of the Slaves does not
response, the PCGd warning will display
Action time Immediately displays when the fault is detected
Warning setting parameter NA
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 N/A
Record N/A
Cause Corrective Actions
Slave is not connected or
CANopen BUS cable is not
connected
Connect the Slave and CANopen BUS
Malfunction caused by interference
1. Verify wiring/grounding of the communication circuit. It is recommended to
separate the communication circuit from the main circuit, or wire in 90
degree for effective anti-interference performance.
2. Make sure the communication circuit is wired in series.
3. Use CANopen cable or add terminating resistance.
Communication cable is broken or
bad connected
Check or replace the communication cable.