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Servo-ON/OFF operation when the motor is in operation
With Servo-ON entered
Servo-ON
Servo-OFF
(SRV-ON)
Dynamic brake
Braking
Not energized
Motor energized
Brake release
Operation (OFF)
(BRK-OFF)
Motor speed
With Servo-OFF entered
Servo-ON
Servo-ON
(SRV-ON)
Dynamic brake
Released
Motor energized
Energized
Brake release
Released (ON)
(BRK-OFF)
Motor speed A
A
Brake release
Released (ON)
(BRK-OFF)
Motor speed B
B
*1. The value of t1 is the value of Pr6B or the time needed for decreasing the motor speed to
about 30 r/min , which is shorter.
*2. During deceleration, Servo-ON does not become active until the motor stops, even if you
attempt to turn on SRV-ON again.
*3. For the operation of the dynamic brake at Servo-OFF, see the explanation of Pr69 in
"Details of Parameters".
approx. 50 ms
approx. 30 r/min
approx. 1 to 5 ms
Set by Pr6B
t1 1
approx. 30 r/min
2
Set by Pr6B
t1 1
approx. 30 r/min
2
- App. 13 -
Servo-ON
Released
Energized
approx. 10 ms
Released (ON)
Servo-ON becomes active about 50ms after the
motor speed becomes about 30 r/min or less.
Servo-OFF
Braking 3
Not energized
Operation (OFF)
Operation (OFF)
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