NSK MEGATORQUE M-ESA-Y2005V25 - Brake Signal Output

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9.1.7. Brake Signal Output
l The BRK output opens in the following states:
1) SVON input : OFF
2) Occurrence of an alarm which makes the Motor servo to turn off (example : memory
error, etc.).
3) During system initialization after the power is turned on
4) EMST input : ON
Figure 9-8
Invalid
Occurrence of alarm
causing servo-lock
Close
Open
ON
OFF
ON
OFF
Power supply
DRDY output
SVON input
EMST input
BRK output
ON
OFF
Occurrence of alarm
causing servo-off
Close
Open
* This signal can be used to control negative (normally on) brake, which activates the external brake
when the Motor servo goes off or the EMST is input.
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