Mitsubishi Electric MELSERVO-J5 MR-J5 Series User Manual page 133

■Turning EM2 (Forced stop 2) off/on [A]
In the torque mode, the forced stop deceleration function cannot be used.
Keep SON (Servo-on) on while EM2 (Forced stop 2) is off. When SON (Servo-on) is turned off before EM2
(Forced stop 2), the operation state of the servo amplifier is the same as the following.
Page 129 Turning the servo-on command on/off [A]
MBR is turned off after the servo motor stops through forced stop deceleration, then the base circuit is turned off after the
base circuit shut-off delay time.
Servo motor speed
0 r/min
Base circuit
ON
(Energy supply to
OFF
the servo motor)
Disabled
EM2
(Forced stop 2)
Enabled
MBR
ON
*1 *1
(Electromagnetic
OFF
brake interlock)
ON
ALM
(Malfunction)
OFF
Release
Electromagnetic brake
Activate
ON
SON
(Servo-on)
OFF
*1 ON: Electromagnetic brake is not activated
OFF: Electromagnetic brake is activated
*2 The model speed command is a speed command generated in the servo amplifier for forced stop deceleration of the servo motor.
(ON)
(OFF)
(no alarm)
(alarm)
Model speed command 0
and equal to or less than
*2
zero speed
Tb [Pr. PC16 Electromagnetic
brake sequence output]
Operation delay time
of the electromagnetic
brake
3 BASIC FUNCTION
3.16 Electromagnetic brake interlock function
3
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