Sigma II User’s Manual
Chapter 9: Inspection, Maintenance, and Troubleshooting
9 - 9
A.30
A.30: Regenerative Error Detected
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
ON
OFF
OFF
Cause of the Problem
Solution
A
Malfunctioning regenerative transistor.
Replace servo amplifier.
B
Regenerative resistor is open.
Replace servo amplifier or regen-
erative resistor.
C
Disconnected regenerative unit
(for an external regenerative resistor).
Check the wiring of the external
regenerative resistor.
D
Defective servo amplifier.
Replace servo amplifier.
When the control power
About 1s after main circuit
During servomotor
operation.
is turned ON.
A, B
A, B, C
D
power is turned ON.
Содержание SGMAH
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