Alarm Code Alarm Name Alarm Meaning Servomotor Stop-
ping Method
Alarm
Reset Pos-
sible?
A.080
(1080h)
Linear Encoder Pitch Setting
Error
The setting of Pn282 (Linear
Encoder Pitch) has not been
changed from the default setting.
Gr.1 No
A.0b0
(10b0h)
Invalid Servo ON Command
Alarm
The Servo ON command (Enable
Operation command) was sent from
the host controller after a utility func-
tion that turns ON the Servomotor
was executed.
Gr.1 Yes
A.100
(1100h)
Overcurrent Detected An overcurrent flowed through the
power transistor or the heat sink
overheated.
Gr.1 No
A.101
(1101h)
Motor Overcurrent Detected The current to the motor exceeded
the allowable current.
Gr.1 No
A.300
(1300h)
Regeneration Error There is an error related to regenera-
tion.
Gr.1 Yes
A.320
(1320h)
Regenerative Overload A regenerative overload occurred. Gr.2 Yes
A.330
(1330h)
Main Circuit Power Supply
Wiring Error
n The AC power supply input set-
ting or DC power supply input
setting is not correct.
n The power supply wiring is not
correct.
Gr.1 Yes
A.400
(1400h)
Overvoltage The main circuit DC voltage is too
high.
Gr.1 Yes
A.410
(1410h)
Undervoltage The main circuit DC voltage is too
low.
Gr.2 Yes
A.510
(1510h)
Overspeed The motor exceeded the maximum
speed.
Gr.1 Yes
A.511
(1511h)
Encoder Output Pulse Over-
speed
n Rotary Servomotor: The pulse
output speed for the setting of
Pn212 (Encoder Output Pulses)
was exceeded.
n Linear Servomotor: The motor
speed upper limit for the setting
of Pn281 (Encoder Output Reso-
lution) was exceeded.
Gr.1 Yes
A.520
(1520h)
Vibration Alarm Abnormal oscillation was detected in
the motor speed.
Gr.1 Yes
A.521
(1521h)
Autotuning Alarm Vibration was detected during auto-
tuning for the tuning-less function.
Gr.1 Yes
A.550
(1550h)
Maximum Speed Setting
Error
The setting of Pn385 (Maximum
Motor Speed) is greater than the
maximum motor speed.
Gr.1 Yes
A.710
(1710h)
Instantaneous Overload The Servomotor was operating for
several seconds to several tens of
seconds under a torque that largely
exceeded the rating.
Gr.2 Yes
Sigma-7 Series SERVOPACKs
Maintenance
Alarm Displays > List of Alarms
| | PROFINET Communications - SIEP YEUOC7P 02A Revision 0 | en | 589
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