material (sensing face) POM IFRM 04P15B1/KS35PL dimension 4 mm protection class IP 67 housing material stainless steel short circuit protection yes connection types flylead connector M8 housing length 22 mm output indicator LED red current consumption max. (no load) 12 mA switching frequency < 3 kHz reverse polarity protection yes output circuit PNP make function (NO) type cylindrical threaded manufacter SKU IFRM 04P15B1/KS35PL mounting type flush operating temperature -25 ... +75 °C hysteresis 2 ... 20 % of Sr nominal sensing distance Sn 0,8 mm voltage drop Vd < 2 VDC voltage supply range +Vs 10 ... 30 VDC output current < 100 mA