Mitsubishi Electric MELSERVO-JE MR-JE-100A, Instruction Manual

Page: 74 / 310

3. SIGNALS AND WIRING
3 - 45
(2) Timing chart
POINT
When LSP/LSN is turned on during a forced stop deceleration, the motor will
stop depending on the setting of [Pr. PD30] as follows.
[Pr. PD30] Stop system
_ _ _ 0 Switching to sudden stop
_ _ _ 1 Continuing forced stop deceleration
When EM2 (Forced stop 2) turns off, the motor will decelerate according to [Pr. PC51 Forced stop
deceleration time constant]. Once the motor speed is below [Pr. PC17 Zero speed] after completion of
the deceleration command, base power is cut and the dynamic brake activates.
Base circuit
(Energy supply to
the servo motor)
0 r/min
Servo motor speed
MBR
(Electromagnetic
brake interlock)
ON
OFF (Enabled)
ON
OFF
Deceleration time
Command
Rated speed
Ordinary
operation
Forced stop
deceleration
Dynamic brake
+
Electromagnetic brake
ON
OFF (Enabled)
EM2 (Forced stop 2)
Zero speed
([Pr. PC17])
[Pr. PC51]