MultiTask light barriers, PowerProx, WTT12L-B2561, sub-product family: PowerProx Distance, switching distance max.: 50 mm ... 3,800 mm, sensor principle: reflection light sensor, detection principle: background suppression, switching output: push-pull: PNP/NPN, switching type: light/dark switching, connection type: connector M12, 5-pin, analog output: -, communication interface: -