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-24-
JXC
※
-OMX0018
15. Alarm Detection for Motor Control
Details of the alarm for motor control can be checked using a PC (the controller configuration software) or a
teaching box.
* Please refer to the manuals for the controller configuration software or the teaching box for details of the
alarms
When an alarm is generated, deactivate the alarm after troubleshooting and correcting the error with
reference to
15.2 Alarm and countermeasures.
Alarms are divided into two types. One is alarm group B to D which can be cleared by inputting the signal
RESET. The other is group E which cannot be cleared unless the power supply (24 VDC) is turned OFF.
15.1 Alarm group output
This product outputs a signal to distinguish the type of the alarm when an alarm is generated.
Alarms are classified into 5 groups. When an alarm is generated, it is output in OUT0 to OUT3.
The table below shows the combination of the alarm group and signal (OUT0 to OUT3).
Alarm group
Signal
ALARM
OUT0
OUT1
OUT2
OUT3
Alarm group B
ON
OFF
ON
OFF
OFF
Alarm group C
ON
OFF
OFF
ON
OFF
Alarm group D
ON
OFF
OFF
OFF
ON
Alarm group E
ON
OFF
OFF
OFF
OFF
After generation of the alarm, SVRE or SETON are output according to the contents of the alarm as shown
below.
Alarm group
Signal
Procedure to restart
SVRE
SETON
Alarm group B
No change
No change
Turn ON RESET
Alarm group C
No change
No change
Turn ON RESET
Alarm group D
OFF
No change
Turn ON RESET, SVON
Alarm group E
OFF
OFF
Power supply is turned OFF
→
Supply again
- Procedure to restart operation when alarm group D is generated -
Procedure 1 Alarm group D is generated
→
"SVRE" changes to OFF (Servo is OFF)
Procedure 2 Turn ON RESET
→
(Alarm is cancelled)
→
After turning ON SVON, SVRE is turned ON (Servo
is ON)