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Sigma II User's Manual
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A.C8
A.C8: Absolute Encoder Clear Error and Multi–turn Limit Setting Error
Display and Outputs
Status and Remedy for Alarm
At power ON.
A
Encoder defective.
B
Servo amplifier defective.
Alarm Outputs
Alarm Code Output
ALO1
ALO2
ON
OFF
Note:
OFF:
Output transistor is OFF (alarm state).
ON:
Output transistor is ON.
A, B
Cause of the Problem
Chapter 9: Inspection, Maintenance, and Troubleshooting
ALM Output
ALO3
ON
OFF
When resetting the multi-turn
clear encoder alarm.
Solution
Replace servomotor.
Replace servo amplifier.
9-27
A, B
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