Mitsubishi Electronics MR-J3 ユーザーズマニュアル
11 - 3
11. TROUBLESHOOTING
11.4 When alarm or warning has occurred
POINT
Configure up a circuit which will detect the trouble (ALM) signal and turn off the
servo-on (RYn0) at occurrence of an alarm.
servo-on (RYn0) at occurrence of an alarm.
11.4.1 Alarms and warning list
When a fault occurs during operation, the corresponding alarm or warning is displayed. If any alarm or warning
has occurred, refer to section 11.4.2 or 11.4.3 and take the appropriate action. When an alarm occurs, ALM
turns off.
After its cause has been removed, the alarm can be deactivated in any of the methods marked in the alarm
deactivation column.
has occurred, refer to section 11.4.2 or 11.4.3 and take the appropriate action. When an alarm occurs, ALM
turns off.
After its cause has been removed, the alarm can be deactivated in any of the methods marked in the alarm
deactivation column.
Alarm deactivation
Display
Name
A90
Home positioning incomplete
warning
warning
A92
Open battery cable warning
A96 Home
position
setting
error
Display Name Power
OFF ON
(Note3)
MR
Configurator
parameter
unit
(Note2)
Alarm
reset
(RES)
A98
Software limit warning
A10 Undervoltage
A99
Stroke limit warning
A12
Memory error 1 (RAM)
A9D CC-Link warning 1
A13 Clock
error
A9E CC-Link warning 2
Memory error 2
A9F
Battery warning
A15
(EEP-ROM)
AE0 Excessive
regeneration
warning
Encoder error 1
AE1 Overload warning 1
A16
(At power on)
AE3 Absolute position counter warning
A17 Board
error
AE6
Servo
emergency
stop
warning
Memory error 3
A19
(Flash-ROM)
AE8
Cooling fan speed reduction
warning
warning
A1A Motor
combination
error
AE9 Main circuit off warning
A20
Encoder error 2
AEC Overload warning 2
A24
Main circuit error
Warni
ngs
AED Output watt excess warning
A25 Absolute
position
erase
(Note 1)
(Note 1)
(Note 1)
A30 Regenerative
error
A31 Overspeed
A32 Overcurrent
A33 Overvoltage
A35
Command pulse frequency alarm
A37 Parameter
error
A45
Main circuit device overheat
(Note 1)
(Note 1)
(Note 1)
A46 Servo
motor
overheat
(Note 1)
(Note 1)
(Note 1)
A47
Cooling fan alarm
A50 Overload
1
(Note 1)
(Note 1)
(Note 1)
A51 Overload
2
(Note 1)
(Note 1)
(Note 1)
Ala
rm
s
A52 Error
excessive
A61
Operation
alarm
A8A
Serial communication time-out
A8D
CC-Link
alarm
A8E
Serial
communication
error
888
Watchdog
Note 1. Deactivate the alarm about 30 minutes of cooling time after removing the cause of occurrence.
2. Turns on RY(n+1)A or RY(n+3)A.
3. Clicking the "Alarm reset" button on the "Alarm display" screen of MR Configurator allows an alarm to be deactivated.
3. Clicking the "Alarm reset" button on the "Alarm display" screen of MR Configurator allows an alarm to be deactivated.
Pressing the "STOP RESET" key of the parameter unit allows an alarm to be deactivated.