FATEK SD3 Series, Instruction Manual, Page: 353 / 396

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8
Troubleshooting
8. Troubleshooting
SD3 Series Instruction Manual
3. Alarms and Remedies
3. Alarms and Remedies
Alarm No.
21 Encoder error (voltage drop)
Symptom
and
Possible Cause
The battery voltage dropped.
The batter became disconnected.
It was the first start-up after the battery was connected.
Remedy
Check for low battery voltage.
Check for loose battery cable.
Initialize the encoder.
Reset Method
Alarm No.
22 Voltage error (control power)
Symptom
and
Possible Cause
The control power voltage dropped.
Remedy
Check the control power voltage.
Check for insufficient control power capacity.
Check the wiring of user I/O connector 24 V (Pin 1 and Pin 2).
This alarm may be output at the same time as other alarms such as Alarm No.15 (Power error).
Check all the alarms that are occurring.
This alarm will not remain in the alarm history.
Reset Method
Alarm No.
23 Switch circuit error
Symptom
and
Possible Cause
Control circuit is faulty.
Remedy Please contact our distributor.
Reset Method
Alarm No.
24 Overcurrent error
Symptom
and
Possible Cause
Anomaly of motor control current inside of the amplifier has been detected.
Remedy
Check the motor power cable.
→ Grounding fault
→ Wiring mistake in the motor power cable connection
Check the Tuning parameters and motor motion patterns.
→ Increase the acceleration/deceleration time of command.
→ Enable/Disable Position command filter 1 and 4 (No.66.0, No.66.1, No.80.0, and No.81.0).
Allow motor motion by disengaging the brake or removing from the stopper.
Check the encoder cable.
→ Connection (bad connection)
→ Use a twist-pair cable
If any of the above didn't resolve the issue, please contact our distributor.
Reset Method