reverse polarity protection yes protection class IP 67 operating temperature -25 ... +75 °C IFRM 06N17A1/KS35L dimension 6,5 mm voltage drop Vd < 2 VDC type cylindrical smooth output current < 200 mA manufacter SKU IFRM 06N17A1/KS35L housing length 40 mm hysteresis 3 ... 20 % of Sr output indicator LED red switching frequency < 5 kHz output circuit NPN make function (NO) current consumption max. (no load) 12 mA nominal sensing distance Sn 2 mm voltage supply range +Vs 10 ... 30 VDC housing material stainless steel connection types flylead connector M8 material (sensing face) PBT mounting type flush short circuit protection yes