Sigma II User’s Manual
Chapter 9: Inspection, Maintenance, and Troubleshooting
9 - 26
A.C1
A.C1: Servo Run Away
Display and Outputs
Note:
OFF:
Output transistor is OFF (alarm state).
ON:
Output transistor is ON.
Status and Remedy for Alarm
Alarm Outputs
Alarm Code Output
ALM Output
ALO1
ALO2
ALO3
ON
OFF
ON
OFF
Cause of the Problem
Solution
A
Incorrect or disconnected
servomotor wiring.
Check wiring and connectors at
the servomotor.
B
Incorrect or disconnected
encoder wiring.
Check wiring and connectors at
the encoder.
C
Defective encoder.
Replace servomotor.
D
Defective circuit board (1PWB).
Replace servo amplifier.
A
A, B, C, D
A, B, C
A
D
A, B, C, D
At power ON.
When parameter
Pn50A.1 = 7.
Within 1 to 3s after
power is turned ON.
When parameter
Pn50A.1
≠
7.
When Servo ON (S-ON)
signal is turned ON.
When the speed reference
is entered.
Содержание SGMAH
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