23
2
INSTALLATION AND WIRING
Wiring
∗1 ON: Transistor used for an open collector output is conducted.
OFF: Transistor used for an open collector output is not conducted.
For more details, refer to the Safety stop function instruction manual (BCN-A211508-000).
(3) Safety stop function operation
Input power
Input signal
Failure
Output signal
Operation state
S1-SC S2-SC SAFE∗1 SAFE2∗1
OFF ----- ----- ----- OFF OFF Output shutoff (Safe state)
ON
Short Short
No failure OFF ON Drive enabled
Detected OFF OFF Output shutoff (Safe state)
Open Open
No failure
(SA)
ON ON Output shutoff (Safe state)
Detected OFF OFF Output shutoff (Safe state)
Short Open
Detected
(E.SAF)
OFF OFF Output shutoff (Safe state)
Open
Short
Detected
(E.SAF)
OFF OFF Output shutoff (Safe state)
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