manufacter SKU IFRM 04N17A3/S35L material (sensing face) LCP mounting type flush protection class IP 67 output indicator 3 port LED red housing material stainless steel reverse polarity protection yes type cylindrical smooth switching frequency < 3 kHz housing length 36 mm output circuit NPN make function (NO) connection types connector M8 output current < 100 mA nominal sensing distance Sn 1,6 mm operating temperature -25 ... +75 °C voltage supply range +Vs 10 ... 30 VDC hysteresis 2 ... 20 % of Sr current consumption max. (no load) 12 mA voltage drop Vd < 2 VDC IFRM 04N17A3/S35L dimension 4 mm short circuit protection yes