🌟LED working indicator: signal indicator, when sensing metal objects the light is on for normally open, the light is off for normally closed.
🌟Wiring Method: Brown connect to Positive, Blue connect to Negative, Black connect to Load (signal output).
🌟When proximity switch is close to some target object, it will send out control signal. It is widely used in machine, paper making, light industry for limiting station, orientation taking count, speeding trial ect.