short circuit protection yes output circuit PNP break function (NC) housing length 25 mm material (sensing face) LCP voltage drop Vd < 2 VDC type cylindrical smooth reverse polarity protection yes operating temperature -25 ... +75 °C current consumption max. (no load) 12 mA manufacter SKU IFRM 04P37A1/KS35PL nominal sensing distance Sn 1,6 mm output indicator LED red mounting type flush protection class IP 67 voltage supply range +Vs 10 ... 30 VDC IFRM 04P37A1/KS35PL dimension 4 mm hysteresis 2 ... 20 % of Sr switching frequency < 3 kHz housing material stainless steel connection types flylead connector M8 output current < 100 mA