When Alarm Or Warning Has Occurred; Alarms And Warning List - Mitsubishi Electric MR-E A Series Instruction Manual

10. TROUBLESHOOTING

10.2 When alarm or warning has occurred

10.2.1 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 10.2.2 or 10.2.3 and take the appropriate action.
Set " 1" in parameter No. 49 to output the alarm code in ON/OFF status across the corresponding
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pin and SG. Warnings (AL.96 to AL.E9) have no alarm codes. Any alarm code is output at occurrence of
the corresponding alarm. In the normal status, the signals available before alarm code setting (CN1-12:
ZSP, CN1-11: RD, CN1-10: INP or SA) are output.
After its cause has been removed, the alarm can be deactivated in any of the methods marked
alarm deactivation column.
Display
AL.10
AL.12
AL.13
AL.15
AL.16
AL.17
AL.19
AL.1A
AL.20
AL.24
AL.30
AL.31
AL.32
AL.33
AL.35
AL.37
AL.45
AL.46
AL.50
AL.51
AL.52
AL.8A
AL.8E
88888
AL.E0
AL.E1
AL.E6
AL.E9
Note: 1. Deactivate the alarm about 30 minutes of cooling time after removing the cause of occurrence.
2. 0: off
1: on
POINT
Configure up a circuit which will detect the trouble (ALM) signal and turn
off the servo-on (SON) signal at occurrence of an alarm.
(Note 2) Alarm code
CN1-10 CN1-11 CN1-12
pin pin pin
0 1 0
0 0 0
0 0 0
0 0 0
1 0 1
0 0 0
0 0 0
1 0 1
1 1 0
0 0 1
0 1 0
0 1 1
0 0 1
0 1 0
0 1 1
0 0 0
1 1 0
1 1 0
1 1 0
1 1 0
0 1 1
0 0 0
0 0 0
0 0 0
Name
Undervoltage
Memory error 1
Clock error
Memory error 2
Encoder error 1
Board error
Memory error 3
Motor combination error
Encoder error 2
Main circuit error
Regenerative error
Overspeed
Overcurrent
Overvoltage
Command pulse frequency error
Parameter error
Main circuit device overheat
Servo motor overheat
Overload 1
Overload 2
Error excessive
Serial communication time-out error
Serial communication error
Watchdog
Excessive regenerative warning
Overload warning
Servo emergency stop warning
Under voltage warning
10 - 5
in the
Alarm deactivation
Press
Alarm
"SET" on
Power reset
current
OFF ON (RES)
alarm
signal
screen.
(Note 1) (Note 1) (Note 1)
(Note 1) (Note 1) (Note 1)
(Note 1) (Note 1) (Note 1)
Removing the cause of occurrence
deactivates the alarm
automatically.