mounting type flush reverse polarity protection yes connection types cable PUR 3 x 0,25, 2 m special type Outdoor design material (sensing face) PBT housing material brass nickel plated protection class IP 67 housing length 50 mm short circuit protection yes output current < 200 mA IFRM 18P37M1/PL dimension 18 mm type cylindrical threaded nominal sensing distance Sn 10 mm voltage supply range +Vs 12 ... 30 VDC output circuit PNP break function (NC) switching frequency < 400 Hz output indicator LED red hysteresis 2 ... 15 % of Sr operating temperature -40 ... +80 °C current consumption max. (no load) 24 mA voltage drop Vd < 2 VDC manufacter SKU IFRM 18P37M1/PL