manufacter SKU FSDK 14D9601 emitter / receiver emitter type rectangular wave length 660 nm current consumption max. (no load) 20 mA nominal range Sn 15 m housing material plastic (ASA, MABS) protection class IP 67 voltage supply range +Vs 10 ... 30 VDC type through beam sensor operating temperature -25 ... +65 °C actual range Sb 12 m front (optics) PMMA current consumption typ. 12 mA light source pulsed red LED depth 31 mm reverse polarity protection yes height / length 43 mm width / diameter 14,8 mm connection types cable 4 pin, 2 m