Mitsubishi Electric MELSERVO MRJ2S-B Instruction Manual page 81

Servo motor with electromagnetic brake
Servo motor speed
Fig. 3-25: Alarm occurence
Servo motor speed
circuit power supply
Fig. 3-26: Main and control circuit power supplies OFF
Servo motor speed
Fig. 3-27: Main circuit power supply OFF (control circuit power supply remains ON.)
MELSERVO J2-Super
Base circuit
Electromagnetic
Invalid (ON)
brake (MBR)
Valid (OFF)
Invalid (ON)
Alarm
Valid (OFF)
Base circuit
Electromagnetic
Invalid (ON)
brake (MBR)
Valid (OFF)
No (ON)
Alarm
Yes (OFF)
Main circuit power
supply and control
Base circuit
Invalid (ON)
Electromagnetic
brake (MBR)
Valid (OFF)
No (ON)
Alarm
Yes (OFF)
Main circuit power
supply
Dynamic brake
Dynamic brake, electromagnetic brake
Electromagnetic brake
ON
OFF
Electromagnetic brake
operation delay time
Dynamic brake
Dynamic brake, electromagnetic brake
Electromagnetic brake
This time depends on the operation
10 to 100 ms
status of servo amplifier.
ON
OFF
Electromagnetic brake
operation delay time
When the main circuit power supply is off in a motor stop status
and the control circuit power supply is on, the main circuit off
warning (E9) occurs and the alarm (ALM) does not turn off.
ON
OFF
Dynamic brake
Dynamic brake, electromagnetic brake
Electromagnetic brake
15 ms or more
ON
OFF
Electromagnetic brake
operation delay time
When the main circuit power supply is off in a motor stop status
and the control circuit power supply is on, the main circuit off
warning (E9) occurs and the alarm (ALM) does not turn off.
ON
OFF
This time depends on the operation
status of servo amplifier.
Connection
S000803E
S000804E
S000899E
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