Mitsubishi Electric MELSERVO-J5 User Manual page 163

Ac servo system

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■Stopping with dynamic brake

When an alarm is detected, MRB and ALM are turned off, and the servo motor stops using the dynamic brake and

electromagnetic brake.

Servo motor speed

Base circuit

(Energy supply to

the servo motor)

Servo amplifier

(Electromagnetic

brake interlock)

(Malfunction)

■When network communication shut-off or communication time-out has occurred [G]

The dynamic brake may operate depending on the communication shut-off status.

Communication shut-off or communication time-out may not be detected, depending on the network. For details, refer to the

User's Manual (Communication Function).

Servo motor speed

Base circuit

(Energy supply to

the servo motor)

Servo amplifier

(Electromagnetic

brake interlock)

(Malfunction)

*1 The model speed command is a speed command generated in the servo amplifier for forced stop deceleration of the servo motor.

Alarm occurrence

Network communication shut-off

Communication error alarm No.

Braking with dynamic brake

and electromagnetic brake

Operation delay time of electromagnetic brake

Model speed command is 0,

and the speed is equal to or

less than zero speed

3 BASIC FUNCTION

3.16 Alarm function