Mitsubishi Electric MR-J4-TM Instruction Manual page 535

17. APPLICATION OF FUNCTIONS
17.2.6 If an alarm occurs
When an error occurs during operation, the corresponding alarm or warning is displayed. For the servo
amplifier status at occurrence or an alarm, refer to section 4.5.10 of "MR-D30 Instruction Manual".
When an alarm or warning has occurred, refer to section 7.2.7 and take the appropriate action. After a cause
of the alarm has been removed, the alarm can be deactivated in any of the following methods.
Error reset
Communication reset
Power OFF → ON
17.2.7 Troubleshooting
The following table lists the alarms and warnings to be added by using the functional safety unit.
When an alarm or warning has occurred, refer to the "MELSERVO-J4 Servo Amplifier Instruction Manual
(Troubleshooting)" and take appropriate actions. When an alarm occurs, ALM (Malfunction) will turn off.
After the alarm cause has been removed, the alarm can be deactivated in any of the methods marked with ○
in the alarm reset column of the following table. For the procedures of resetting alarms, refer to section
17.2.6. Warnings are automatically canceled after the cause of occurrence is removed.
(1) Alarms
No. Name
63 STO timing error
Functional safety unit setting
64
error
Functional safety unit
65
connection error
POINT
Refer to section 8.4, and "MELSERVO-J4 Servo Amplifier Instruction Manual
(Troubleshooting)" for details of alarms and warnings.
This chapter shows alarms and warnings that can occur by using the servo
amplifier in combination with the MR-D30 unit. For other alarms, refer to chapter
8.
As soon as an alarm occurs, make the servo-off status and shut off the main
circuit power.
[AL. 37 Parameter error] and warnings are not recorded in the alarm history.
Detail
No.
63.5 STO by functional safety unit
64.1 STO input error
64.2 Compatibility mode setting error
64.3 Operation mode setting error
65.1 Functional safety unit communication error 1
65.2 Functional safety unit communication error 2
65.3 Functional safety unit communication error 3
65.4 Functional safety unit communication error 4
65.5 Functional safety unit communication error 5
65.6 Functional safety unit communication error 6
65.7 Functional safety unit communication error 7
65.8 Functional safety unit shut-off signal error 1
65.9 Functional safety unit shut-off signal error 2
Detail name
17 - 14
Alarm reset
Alarm by
Stop which
method SSM is
disabled
(Note 1, 2)
(Note 4)
STO/DB
DB
DB
DB
SD
SD
SD
SD
SD
SD
SD
DB
DB