Omron SMARTSTEP A Series User Manual page 209

Operation
4-7-2 Brake Interlock
Precautions for Using Electromagnetic Brake
■
• The electromagnetic brake Servomotor with a brake is a non-excitation brake especially for holding.
If the brake is applied while the Servomotor is operating, the brake disk may become damaged or
malfunction due to friction, causing damage to the Servomotor.
Function
■
• Outputs the BKIR (brake interlock) signal to turn ON and OFF the electromagnetic brake.
Operation
■
● RUN Timing (Servomotor Stopped)
RUN
BKIR (brake interlock)
Brake power supply
Brake operation
+Speed
Pulse command
−Speed
Energized
Servomotor
energizing Deenergized
Note 1. The time from turning ON the brake power supply to the brake being released is 200 ms
max. Set the speed command (pulse command) to be given after the brake has been re-
leased, taking this delay into account.
Note 2. The time from turning OFF the brake power supply to the brake engaging is 100 ms max.
Power Supply Timing (Servomotor Stopped)
●
Power supply
OFF
BKIR (brake interlock)
OFF
Energized
Servomotor
Deenergized
energized
Note The time from turning OFF the brake power supply to the brake engaging is 100 ms max.
ON
OFF
0 to 35 ms
ON
OFF
ON
OFF
ON
OFF
See note 1.
ON
ON
200 ms max.
25 to 35 ms
200 ms
Chapter 4
Approx. 2 ms
100 ms max.
200 ms
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