reverse polarity protection yes protection class IP 65 emitter / receiver emitter current consumption typ. 12 mA type rectangular voltage supply range +Vs 10 ... 30 VDC wave length 660 nm housing material plastic (PMMA, MABS, PA) actual range Sb 2 m light source pulsed red LED front (optics) PMMA current consumption max. (no load) 20 mA height / length 16,2 mm nominal range Sn 2,5 m depth 10,8 mm width / diameter 8 mm operating temperature -20 ... +50 °C manufacter SKU FSDK 07D9601/KS35A type through beam sensor connection types flylead connector M8 4 pin, L=200 mm