
Inspection, Maintenance, and Troubleshooting
9.2.3 Alarm Display Table
9 -34
9.2.3 Alarm Display Table
A summary of alarm displays and alarm code outputs is given in the following table.
Table 9.5
Alarm Display Table
Alarm
Display
Alarm Code Outputs
ALM
Output
Alarm Name
Meaning
Display
ALO1 ALO2 ALO3
Output
A.02
OFF
OFF
OFF
OFF
User Constant Breakdown
*2
EEPROM data of Servopack is abnormal.
A.03
Main Circuit Encoder Error
Detection data for power circuit is abnor-
mal.
A.04
User Constant Setting Er-
ror
*2
The user constant setting is outside the al-
lowable setting range.
A.05
Combination Error
Servopack and Servomotor capacities do no
match each other.
A.10
ON
OFF
OFF
OFF
Overcurrent or Heat Sink
Overheated
*2
An overcurrent flowed through the IGBT.
Heat sink of Servopack was overheated.
A.30
ON
ON
OFF
OFF
Regeneration Error Detected
S
Regenerative circuit is faulty
S
Regenerative resistor is faulty.
A.32
Regenerative Overload
Regenerative energy exceeds regenerative
resistor capacity.
A.40
OFF
OFF
ON
OFF
Overvoltage
*4
Main circuit DC voltage is excessively high.
A.41
Undervoltage
*4
Main circuit DC voltage is excessively low.
A.51
ON
OFF
ON
OFF
Overspeed
Rotational speed of the motor is excessively
high.
A.71
ON
ON
ON
OFF
Overload: High Load
The motor was operating for several sec-
onds to several tens of seconds under a
torque largely exceeding ratings.
A.72
Overload: Low Load
The motor was operating continuously un-
der a torque largely exceeding ratings
A.73
Dynamic Brake Overload
When the dynamic brake was applied, rota-
tional energy exceeded the capacity of dy-
namic brake resistor.
A.74
Overload of Surge Current
Limit Resistor
The main circuit power was frequently
turned ON and OFF.
A.7A
Heat Sink Overheated
*1
The heat sink of Servopack overheated.
9
AUDIN - 7 bis rue de Tinqueux - 51100 Reims - France - Tel : 03.26.04.20.21 - Fax : 03.26.04.28.20 - Web : http: www.audin.fr - Email : [email protected]