Mitsumi electronic MR-J3- A Manual De Usuario

 

 

9 -  2 

9. TROUBLESHOOTING 

 
9.2 Remedies for alarms 

CAUTION 

When any alarm has occurred, eliminate its cause, ensure safety, then reset the 

alarm, and restart operation. Otherwise, injury may occur. 

If an absolute position erase (AL.25) occurred, always to make home position 

setting again. Not doing so may cause unexpected operation. 

As soon as an alarm occurs, turn off Servo-on (SON) and power off. 

 

 

POINT 

 

 

When any of the following alarms has occurred, do not deactivate the alarm and 
resume operation repeatedly. To do so will cause the servo amplifier/servo motor 
to fail. Remove the cause of occurrence, and leave a cooling time of more than 30 
minutes before resuming operation. 

Regenerative error (AL.30) 
Main circuit device overheat (AL.45) 
Servo motor overheat (AL.46) 
Overload 1 (AL.50) 
Overload 2 (AL.51) 

The alarm can be deactivated by switching power off, then on press the "SET" 
button on the current alarm screen or by turning on the reset (RES). For details, 
refer to section 9.1. 

 

 
When an alarm occurs, the trouble (ALM) switches off and the dynamic brake is operated to stop the servo 
motor. At this time, the display indicates the alarm No. 
The servo motor comes to a stop. Remove the cause of the alarm in accordance with this section. Use the MR 
Configurator to refer to a factor of alarm occurrence. The alarm details can be confirmed by the alarm history of 
MR Configurator.