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15. Alarm Detection of Motor Control
The details of the alarm can be checked using the controller setting kit or the teaching box.
Please refer to the manuals of the controller setting kit or the teaching box for details of the alarms.
Please refer to section
“15.2 Alarm details”
of this manual on how to, deactivate the alarm.
Alarms are divided into two types. One can be cleared by inputting the remote I/O signal, RESET. The
other cannot be cleared unless the control power supply (24 VDC) is turned off.
15.1 Output signal of Remote IO for the alarm group
In case of an alarm, this controller outputs a signal that informs the type of alarm.
Alarms are classified into 4 groups. When an alarm is generated, it is output in OUT0 to 3. OUT4 and
OUT5 are OFF.
The status of output terminal for each alarm group is as follows:
Alarm group
Output signal of Remote IO
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
When multiple alarms go off and there are different alarm groups, multiple OUT signals will turn on.
When the alarm has activated, the status of output terminal will be as follows:
Alarm group
Output signal of Remote IO
Procedure of restart
SVRE
SETON
Alarm group B
There is no change
There is no change
RESET input
Alarm group C
There is no change
There is no change
RESET input
Alarm group D
OFF
There is no change
RESET,SVON
input
*1)
Alarm group E
OFF
OFF
Power off
⇒
Turn on the power again
*1) Procedures for resuming operation when alarm group D is generated
1.
Alarm group D is generated → "SVRE" changes to OFF (Servo is OFF)
2.
Input RESET → (Alarm is reset) → Input SVON. After that, SVRE is turned ON (Servo is ON)