YASKAWA SERVO Manuel d'utilisateur Page 177

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Vue de la page 176
9.1 Troubleshooting
9-5
9
Troubleshooting
A.8A1
*
External Encoder Error
of Module
Serial converter unit is faulty. Gr.1
Avail-
able
OFF
(open)
OFF
(open)
OFF
(open)
A.8A2
*
External Encoder Error
of Sensor (Incremental)
External encoder is faulty. Gr.1
Avail-
able
A.8A3
*
External Encoder Error
of Position (Absolute)
The external encoder position data is incorrect. Gr.1
Avail-
able
A.8A5
*
Encoder Overspeed
The overspeed from the external encoder
occurred.
Gr.1
Avail-
able
A.8A6
*
Encoder Overheated
The overheat from the external encoder
occurred.
Gr.1
Avail-
able
A.AEF
INDEXER Module
Alarm
Some kind of alarm has occurred at the
INDEXER Module.
Gr.1
Refer
to
9.1.2
OFF
(open)
ON
(close)
ON
(close)
A.b31
Current Detection Error
1 (Phase-U)
The current detection circuit for phase-U is
faulty.
Gr.1 N/A
OFF
(open)
OFF
(open)
OFF
(open)
A.b32
Current Detection Error
2 (Phase-V)
The current detection circuit for phase-V is
faulty.
Gr.1 N/A
A.b33
Current Detection Error
3 (Current detector)
The detection circuit for the current is faulty. Gr.1 N/A
A.bF0 System Alarm 0
“Internal program error 0” occurred in the
SERVOPACK.
Gr.1 N/A
A.bF1 System Alarm 1
“Internal program error 1” occurred in the
SERVOPACK.
Gr.1 N/A
A.bF2 System Alarm 2
“Internal program error 2” occurred in the
SERVOPACK.
Gr.1 N/A
A.bF3 System Alarm 3
“Internal program error 3” occurred in the
SERVOPACK.
Gr.1 N/A
A.bF4 System Alarm 4
“Internal program error 4” occurred in the
SERVOPACK.
Gr.1 N/A
A.C10
Servo Overrun
Detected
The servomotor ran out of control. Gr.1
Avail-
able
ON
(close)
OFF
(open)
ON
(close)
A.C20 Phase Detection Error The detection of the phase is incorrect. Gr.1 N/A
A.C21 Hall Sensor Error The hall sensor is faulty. Gr.1 N/A
A.C22
Phase Information
Disagreement
The phase information does not match. Gr.1 N/A
A.C50 Polarity Detection Error The polarity detection failed. Gr.1 N/A
A.C51
Overtravel Detection at
Polarity Detection
The overtravel signal was detected at polarity
det
ection.
Gr.1
Av
ail-
able
A.C52
Polarity Detection
Uncompleted
The linear servomotor was turned ON under the
condition of polarity detection uncompleted.
Gr.1
Avail-
able
A.C53
Out of Range for
Polarity Detection
The movement distance exceeded the set value
of Pn48E during polarity detection.
Gr.1 N/A
A.C54
Polarity Detection Error
2
The polarity detection failed. Gr.1 N/A
A.C80
Rotational
motors
Absolute
Encoder
Clear Error
and Multi-
turn Limit
Setting Error
The multi-turn for the absolute encoder was not
properly cleared or set.
Gr.1 N/A
Linear
motors
Absolute
Encoder
Clear Error
The data of the absolute linear scale was not
properly cleared or set.
Alarm occurs when an Option Module for Fully-closed Loop Control is mounted.
Alarm
Display
Alarm Name Meaning
Servomotor
Stop
Method
Alarm
Reset
Alarm Code Output
/ALO1 /ALO2 /ALO3
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