Servo Alarm Output (Alm, Alm-Sg); Handling Protection Circuit Operation; Servo Alarm Reset; Indications - YASKAWA SGM Series User Manual

Application

5.4.5 Servo Alarm Reset

5.4.3 Servo Alarm Output (ALM, ALM-SG)

5.4.4 Handling Protection Circuit Operation

5.4.5 Servo Alarm Reset
5

5.5 Indications

The power drive circuit in the SERVOPACK will turn OFF and the alarm status will be dis-
played if any error detection function shown in Table 5.2 operates. Details of the alarm will
be sent by a MECHATROLINK response message, the red indicator on the SERVOPACK will
light, and the alarm output (ALM, ALM-SG) will turn OFF. See Table 5.2 for more details on
alarm codes.
An alarm signal output indicates some kind of error. Determine the cause, take appropriate ac-
tion, and then resume operation.
Check the error data for past occurrences using the alarm-warning history (traceback) of the
MECHATROLINK communication, and implement the remedy listed in Table 12.6.
To reset the SERVOPACK when a servo alarm occurs, send the MECHATROLINK ALM-CLR
command, or turn OFF the power and then ON.
The following indications are made on the front panel of the SERVOPACK.
D Power ON: Green LED lights.
D Alarm occurred: Red LED lights.
D During MECHATROLINK communication: Green LED lights.
5 -8