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6-6 Brake Interlock
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
Applied Functions
Operation Timings at Alarm Reset
Reset alarms by turning OFF the power supply and then turning it ON again.
The alarm reset input recognition time can be changed using Alarm Reset Condition Selection
(Pn516). The default setting is 120 ms.
*1. The servo does not turn ON until the motor rotation speed drops to approx. 30 r/min or below.
*2. 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:After the alarm has been reset, the system enters the servo OFF state (motor not excited). To turn the servo ON,
issue a servo ON command again after resetting the alarm, according to the above timings.
Alarm reset
ON
OFF
120 ms
Alarm output (ALM)
Reset
OFF
ON
OFF
Operation command (RUN)
ON
OFF
ON
DB Released
DB engaged
READY
Released
Engaged
Approx. 60 ms
Brake interlock
output (BKIR)
*2
Alarm Alarm Released
OFF
Power supply
ON
OFF
ON
OFF
No power supply
Servo ready
output (READY)
Dynamic brake
Motor power supply
ON
Operation command input
Servo OFF
Input prohibited Input allowed
Servo ON
*
1
Release request
Brake held
0 ms or more
2 ms or more
4 ms
100 ms or more
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