9.3 Alarm Display Table
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9.3 Alarm Display Table
A summary of alarm displays and alarm code outputs is given in the following table.
Table 9.2 Alarm Displays and Outputs
Alarm
Display
Alarm Code Outputs ALM
Output
Alarm Name Description
ALO1 ALO2 ALO3
A.02 OFF OFF OFF OFF
Parameter Breakdown
∗2
EEPROM data of SERVOPACK is incorrect.
A.03
Main Circuit Detector or
Sensor Error
Faulty power circuit sensor.
A.04
Parameter Setting Error
∗2
The parameter setting is outside the allowable
setting range.
A.05
∗4
Combination Error SERVOPACK and servomotor capacities do no
match each other.
A.10
∗4
ON OFF OFF OFF
Overcurrent or Heat Sink
Overheated
∗2
An overcurrent flowed through the IGBT.
Heat sink of SERVOPACK was overheated.
A.30
∗4
ON ON OFF OFF
Regeneration Error • Regenerative circuit is faulty.
• Regenerative resistor is faulty.
A.32
∗4
Regenerative Overload Regenerative energy exceeds regenerative
resistor capacity.
A.40
∗4
OFF OFF ON OFF
Overvoltage
∗3
Main circuit DC voltage is excessively high.
A.41
∗4
Undervoltage
∗3
Main circuit DC voltage is excessively low.
A.51
∗4
ON OFF ON OFF
Overspeed Rotational speed of the motor is excessively
high.
A.71
∗4
ON ON ON OFF
Overload: High Load The motor was operating for several seconds to
several tens of seconds under a torque largely
exceeding ratings.
A.72
∗4
Overload: Low Load The motor was operating continuously under a
torque largely exceeding ratings.
A.73
∗4
Dynamic Brake Overload When the dynamic brake was applied, rota-
tional energy exceeded the capacity of dynamic
brake resistor.
A.74
∗4
Overload of Surge Current
Limit Resistor
The main circuit power was frequently turned
ON and OFF.
A.7A
∗4
Heat Sink Overheated
∗1
The heat sink of SERVOPACK is overheated.
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