Opto-sensor, one-way light barrier (receiver), operating voltage 10.30 VDC, max. range 20000 mm, connector, M12 x 1, 4-pin, protection class IP67/IP69K, ambient temperature: -40.+70° C, optionally light/dark switching or light switching with alarm function, operating voltage: 10.30 VDC, PNP switching output, changeover contact