Alarm Occurrence Timing Chart; When You Use The Forced Stop Deceleration Function; When You Do Not Use The Forced Stop Deceleration Function - Mitsubishi Electric MR-J4 Instruction Manual

3. SIGNALS AND WIRING

3.7 Alarm occurrence timing chart

CAUTION
To deactivate the alarm, cycle the control circuit power or give the error reset or CPU reset command from
the servo system controller. However, the alarm cannot be deactivated unless its cause is removed.

3.7.1 When you use the forced stop deceleration function

(1) When the forced stop deceleration function is enabled
Servo motor speed
Base circuit
(Energy supply to
the servo motor)
Servo amplifier
display
MBR
(Electromagnetic
brake interlock)
ALM (Malfunction)
Note. The model speed command is a speed command generated in the servo amplifier for forced stop deceleration
of the servo motor.
When an alarm has occurred, remove its cause, make sure that the operation
signal is not being input, ensure safety, and reset the alarm before restarting
operation.
POINT
In the torque control mode, the forced stop deceleration function is not available.
POINT
To enable the function, set "2 _ _ _ (initial value)" in [Pr. PA04].
0 r/min
ON
OFF
ON
OFF
ON (no alarm)
OFF (alarm)
Alarm occurrence
Controller command is not received.
No alarm Alarm No.
3 - 31
(Note)
Model speed command 0
and equal to or less than
zero speed