Mitsubishi Electric MELSERVO-J4 MR-J4 A Series - Page 87

3. SIGNALS AND WIRING
3 - 46
(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], base power is cut
and the dynamic brake activates.
ࡌ࡯ࠬ࿁〝
(ࠨ࡯ࡏࡕ࡯࠲߳ߩ
ࠛࡀ࡞ࠡଏ⛎)
0r/min
ࠨ࡯ࡏࡕ࡯࠲
࿁ォㅦᐲ
MBR(㔚⏛ࡉ࡟࡯ࠠ
ࠗࡦ࠲ࡠ࠶ࠢ)
ON
OFF(᦭ല)
ON
OFF
󰶌ㅦᤨ㑆
ᜰ઎
ቯᩰ࿁ォㅦᐲ
ㅢᏱㆇォ ᒝ೙஗ᱛ󰶌ㅦ
࠳ࠗ࠽ࡒ࠶ࠢࡉ࡟࡯ࠠ
+
㔚⏛ࡉ࡟࡯ࠠ
ON
OFF(᦭ല)
EM2(ᒝ೙஗ᱛ2)
㔖ㅦᐲ([Pr.PC17])
[Pr.PC51]
OFF (Enabled)
EM2 (Forced stop 2)
Rated Speed
Servo motor speed
0 r/min
Base circuit
(Energy supply to
the servo motor)
MBR
(Electromagnetic
brake interlock)
OFF (Enabled)
Zero speed
([Pr. PC17])
Deceleration time
Command
Ordinary
operation
Forced stop
deceleration
Dynamic brake
+
Electromagnetic brake