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3. SIGNALS AND WIRING
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(e) Main circuit power supply off during control circuit power supply on
POINT
In the torque control mode, the forced stop deceleration function is not available.
ON
OFF
ON
OFF
(Note 2)
The time until a voltage
drop is detected.
ON
OFF
Dynamic brake
Forced stop deceleration
Dynamic brake
+ Electromagnetic brake
Electromagnetic brake
Operation delay time of
the electromagnetic brake
0 r/min
Approx. 10 ms
(Note 1)
Servo motor speed
Main circuit
power supply
Base circuit
(Energy supply to
the servo motor)
MBR
(Electromagnetic
brake interlock)
A
LM (Malfunction)
ON (no alarm)
OFF (alarm)
Note 1. ON: Electromagnetic brake is not activated.
OFF: Electromagnetic brake is activated.
2. Variable according to the operation status.
(f) Ready-off command from controller
Electromagnetic brake
MBR
(Electromagnetic
brake interlock)
Base circuit
Servo motor speed
Ready-on command
(from controller)
(Note)
ON
OFF
ON
OFF
ON
OFF
Approx. 10 ms
0 r/min
Dynamic brake
Dynamic brake
+ Electromagnetic brake
Operation delay time of
the electromagnetic brake
Note. ON: Electromagnetic brake is not activated.
OFF: Electromagnetic brake is activated.