Delta CP2000 Series, User Manual

Page: 653 / 868

Chapter 14 Fault Codes and Descriptions

CP2000
14-50
ID* Display on LCD Keypad Fault Name Fault Descriptions
111
InrCOM time-out error
(ictE)
Internal communication time-out
Action and Reset
Action level
Pr.09-31=-1 – -10 (there is no -9), when the internal communication between
Slave and Master is abnormal, IctE fault will occur.
Action time Immediately act
Fault treatment parameter N/A
Reset method Automatically reset after the internal communication is normal
Reset condition N/A
Record Yes
Cause Corrective Actions
Malfunction caused by interference
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.
The communication condition is
different with the upper unit
Verify the setting of Pr.09-02 is the same as the setting of upper unit.
Communication cable is broken or
bad connected
Check or replace the communication cable.
ID* Display on LCD Keypad Fault Name Fault Descriptions
112
PMLess shaft lock
(SfLK)
The drive has RUN command with output frequency, but
the permanent magnetic motor does not turn.
Action and Reset
Action level Software detection
Action time 3 sec.
Fault treatment parameter N/A
Reset method Manual reset
Reset condition Immediately reset
Record Yes
Cause Corrective Actions
Improper setting of the speed
observer bandwidth
Increase the setting value.
Motor shaft lock Remove causes of the motor shaft lock.
Motor error (e.g. demagnetization) Replace the motor with a new one.
ID* Display on LCD Keypad Fault Name Fault Descriptions
142
Auto-tune error 1
(AUE1)
No feedback current error when motor parameter
automatically detects
Action and Reset
Action level Software detection
Action time Immediately act
Fault treatment parameter N/A
Reset method Manual reset
Reset condition Immediately reset
Record Yes
Cause Corrective Actions
Motor is not wired Wire the motor correctly
The electromagnetic contactor is
used as an open state on the
output side of the drive (U/V/W).
Verify that the electromagnetic valve is closed.