Opto-sensor, reflective light barrier with polarization filter, for clear object detection, operating voltage 12.30 VDC, max. range 800 mm, connector, M8 x 1, 4-pin, protection class IP67, light or dark switching adjustable, sensitivity adjustment via potentiometer, coaxial optics reduces blind zone, operating voltage: 10.30 VDC, NPN switching output, switching output for insufficient function reserve