15.2 Alarm Displays
15.2.1 List of Alarms
15-8
A.861 Motor Overheated
The internal temperature of motor is too
high.
Gr.1 No
HHH
A.862 Overheat Alarm
The input voltage (temperature) for the
overheat protection input (TH) signal
exceeded the setting of Pn61B (Overheat
Alarm Level).
Gr.1 Yes
A.890 Encoder Scale Error A failure occurred in the linear encoder. Gr.1 No
A.891 Encoder Module Error An error occurred in the linear encoder. Gr.1 No
A.8A0
External Encoder
Error
An error occurred in the external encoder. Gr.1 Yes
A.8A1
External Encoder
Module Error
An error occurred in the Serial Converter
Unit.
Gr.1 Yes
A.8A2
External Incremental
Encoder Sensor Error
An error occurred in the external encoder. Gr.1 Yes
A.8A3
External Absolute
Encoder Position
Error
An error occurred in the position data of
the external encoder.
Gr.1 Yes
A.8A5
External Encoder
Overspeed
An overspeed error occurred in the exter-
nal encoder.
Gr.1 Yes
A.8A6
External Encoder
Overheated
An overheating error occurred in the
external encoder.
Gr.1 Yes
A.AEF
INDEXER Module
Alarm
Some kind of alarm has occurred at the
INDEXER Module.
Gr.1
Depends
on the
Module
alarm
*1
HLL
A.b33
Current Detection
Error 3
An error occurred in the current detection
circuit.
Gr.1 No
HHH
A.bF0 System Alarm 0
Internal program error 0 occurred in the
SERVOPACK.
Gr.1 No
A.bF1 System Alarm 1
Internal program error 1 occurred in the
SERVOPACK.
Gr.1 No
A.bF2 System Alarm 2
Internal program error 2 occurred in the
SERVOPACK.
Gr.1 No
A.bF3 System Alarm 3
Internal program error 3 occurred in the
SERVOPACK.
Gr.1 No
A.bF4 System Alarm 4
Internal program error 4 occurred in the
SERVOPACK.
Gr.1 No
A.bF5 System Alarm 5
Internal program error 5 occurred in the
SERVOPACK.
Gr.1 No
A.bF6 System Alarm 6
Internal program error 6 occurred in the
SERVOPACK.
Gr.1 No
A.bF7 System Alarm 7
Internal program error 7 occurred in the
SERVOPACK.
Gr.1 No
A.bF8 System Alarm 8
Internal program error 8 occurred in the
SERVOPACK.
Gr.1 No
A.C10
Servomotor Out of
Control
The Servomotor ran out of control. Gr.1 Yes
LHL
A.C20 Phase Detection Error The detection of the phase is not correct. Gr.1 No
A.C21 Polarity Sensor Error An error occurred in the polarity sensor. Gr.1 No
A.C22
Phase Information
Disagreement
The phase information does not match. Gr.1 No
Continued on next page.
Continued from previous page.
Alarm
Number
Alarm Name Alarm Meaning
Servo-
motor
Stop-
ping
Method
Alarm
Reset
Possi-
ble?
Alarm Code Output
/ALO1 /ALO2 /ALO3
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