Delta CFP2000 Series User Manual page 542

ID* Display on LCD Keypad
111
Action level
Action time
Fault treatment parameter
Reset method
Reset condition
Record
Cause
Malfunction caused by interference
The communication condition is
different with the upper unit
Communication cable is broken or
bad connected
ID* Display on LCD Keypad
112
Action level
Action time
Fault treatment parameter
Reset method
Reset condition
Record
Cause
Improper setting of the speed
observer bandwidth
Motor shaft lock
Motor error (e.g. demagnetization) Replace the motor with a new one.
ID* Display on LCD Keypad
142
Action level
Action time
Fault treatment parameter
Reset method
Reset condition
Record
Cause
Motor is not wired
The electromagnetic contactor is
used as an open state on the
output side of the drive (U/V/W).
Fault Name
InrCOM time-out error
Internal communication time-out
(ictE)
Action and Reset
Pr.09-31=-1 – -10 (there is no -9), when the internal communication between
Slave and Master is abnormal, IctE fault will occur.
Immediately act
N/A
Automatically reset after the internal communication is normal
N/A
Yes
Verify the wiring and 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.
Verify the setting of Pr.09-02 is the same as the setting of upper unit.
Check or replace the communication cable.
Fault Name
PMLess shaft lock The drive has RUN command with output frequency, but
(SfLK) the permanent magnetic motor does not turn.
Action and Reset
Software detection
3 sec.
N/A
Manual reset
Immediately reset
Yes
Increase the setting value.
Remove causes of the motor shaft lock.
Fault Name
Auto-tune error 1 No feedback current error when motor parameter
(AUE1) automatically detects
Action and Reset
Software detection
Immediately act
N/A
Manual reset
Immediately reset
Yes
Wire the motor correctly
Verify that the electromagnetic valve is closed.
14-47
Chapter 14 Fault Codes and DescriptionsCFP2000
Fault Descriptions
Corrective Actions
Fault Descriptions
Corrective Actions
Fault Descriptions
Corrective Actions