Denso RC7M Manual page 50

3.2.10.3 Contactor Contact Monitor (output) (Global type of controller)
Contactor Contact Monitor Output (Global type of controller)
(1) Function
This signal outputs the status of the auxiliary contact of the motor contactor
in the robot controller. The contact output signal comes on when the motor is
turned on; it comes off when the motor is turned off.
(2) Terminal number
#17 and #35 on CN10
(3) Usage
This signal is used to confirm the ON/OFF state of the motor on the monitor.
For details about the safety circuits, refer to Sections 4.2.5 and 5.2.5.
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