Delta ASDA-A3 Series User Manual page 1170

ASDA-A3
AL02B Motor data error
Trigger condition
and cause
Checking method
and corrective action
How to clear the
alarm?
AL02C Servo drive overload
Trigger condition
and cause
Checking method
and corrective
action
How to clear the
alarm?
AL02F Blocked rotor protection
Trigger condition
and cause
Accessing the internal data of the motor is in error.
Send your servo motor back to Delta.
N/A
Condition: servo drive is overloaded.
Cause:
The load is over the rated range and the servo drive is in a continuous
1.
overload condition.
Improper setting for the gain parameters or the motion profile of the control
2.
system.
Motor wiring error.
3.
The encoder is damaged or malfunctioning.
4.
Set P0.002 = 55 to monitor the current feedback. Check if the motor current
1.
exceeds the rated output current of the servo drive for a long period of time.
(a) Check if there is any mechanical vibration. If so, properly adjust the gain
2.
parameters.
(b) Set a higher acceleration / deceleration time constant or a lower target
speed.
Check if the wiring of the motor power cable and encoder cable is correct.
3.
Replace the encoder.
4.
DI.ARST
Condition: the servo drive is overloaded, and the motor speed keeps at 10 rpm (or
below) or the rotor is blocked.
Cause:
The motor or the connected mechanical part is locked, causing the motor not
1.
to rotate.
The motor is running at an extremely low speed or the rotor is blocked for a
2.
long time.
Troubleshooting
14
14-23