APPLICATIONS OF Σ-SERIES PRODUCTS
3.4.4 Using Holding Brakecont.
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2) Use Servopack contact output-signal BK and brake power supply to form a brake
ON/OFF circuit.
An example of standard wiring is shown below.
Power supply
Servopack Servomotor with brake
Motor plug
Blue or
yellow
Red
White Black
Brake power supply
BK-RY: Brake control relay
Brake power supply has two types (200 V, 100 V).
Output → BK 1CN-7
Brake Interlock Output For Speed/Torque
Control and
Position Control
This output signal controls the brake when a motor with brake is used. This signal termi-
nal need not be connected when a motor without brake is used.
Related User Constants
Cn-12 Time delay from brake signal until servo OFF
Cn-15 Speed level for brake signal output during operation
Cn-16 Output timing of brake signal during motor operation
ON Status:
Circuit between 1CN-7 and 1CN-10 is closed.
1CN-7 is at low level.
Releases the brake.
OFF Status:
Circuit between 1CN-7 and 1CN-10 is open.
1CN-7 is at high level.
Applies the brake.
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