Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 123

■Off/on of the quick stop command (from controller) or EM2 (Forced stop 2)
• In the torque mode, the forced stop deceleration function is not available.
• Keep the ready-on command (from controller) on while the quick stop command (from controller) or the
EM2 (Forced stop 2) is off. When the ready-off command (from controller) is off, Tb [Pr. PC02
Electromagnetic brake sequence output] does not function.
Servo motor speed
0 r/min
Base circuit
ON
(Energy supply to
OFF
the servo motor)
Forced stop command Disabled (ON)
(from controller) or EM2
Enabled (OFF)
(Forced stop 2)
MBR
ON
(Electromagnetic *1
OFF
brake interlock)
ON (no alarm)
ALM (Malfunction)
OFF (alarm)
Release
Electromagnetic brake
Activate
ON
Servo-on command
(from controller)
OFF
ON
Ready-on command
(from controller)
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.
Model speed command 0
and equal to or less than
zero speed *2
Tb [Pr. PC02 Electromagnetic
brake sequence output]
Operation delay time
of the electromagnetic
brake
3 SIGNALS AND WIRING
3.9 Servo motor with an electromagnetic brake
3
121