6-20
6-6 Brake Interlock
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
6
Applied Functions
Operation
Servo ON/OFF Operation Timings <when Motor Is Stopped>
*1. The servo does not turn ON until the motor rotation speed drops to approx. 30 r/min or below.
*2. The dynamic brake operation when the servo is OFF depends on Stop Selection with Servo OFF (Pn506).
*3. The brake interlock (BKIR) signal is output upon a release request from servo control. The BKIR signal is assigned
to the general-purpose output (CN1).
Note:The brake application time and release time vary depending on the Servomotor brake. For details, refer to "3-3
Servomotor Specifications" (P.3-59).
Operation command (RUN)
ON
OFF
Dynamic brake
Released
Engaged
Motor power supply
ON
OFF
Brake release request
from servo control *3
ON
OFF
Approx. 2 ms
Approx. 4 ms 1 to 6 ms
Approx. 60 ms
Brake interlock
output (BKIR) *3
ON
OFF
Released
Held
Attraction time
Release time
Servo OFF Servo OFFServo ON*
1
DB engaged
DB engaged
*2
DB Released
Power supplyNo power supply
No power supply
Pn437
Release request
Release request
Holding brake operation
Brake released
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