Timing Chart [A] - Mitsubishi Electric MELSERVO-J5 User Manual

Timing chart [A]

When EM2 (Forced stop 2) is turned off, the servo motor decelerates in accordance with the value of [Pr. PC51 Deceleration
time constant at forced stop]. Once the servo motor speed becomes below [Pr. PC17 Zero speed] after completion of the
deceleration command, the base circuit will be shut off and the dynamic brake will activate.
ON
EM2 (Forced stop 2)
OFF
Rated speed
Servo motor speed
0 r/min
Base circuit
ON
(Energy supply to the
OFF
servo motor)
MBR
ON
(Electromagnetic brake
OFF
interlock)
ON
SON
(Servo-on)
OFF
(Enabled)
Normal Forced stop
operation
Command
Deceleration time
[Pr. PC51]
(Enabled)
Dynamic brake
+
deceleration electromagnetic brake
Zero speed ([Pr. PC17])
3.17 Forced stop deceleration function
3 BASIC FUNCTION
173
3