operating temperature -40 ... +80 °C nominal sensing distance Sn 8 mm housing length 60 mm type cylindrical smooth connection types connector M12 cleaning temperature 80 ... +100 °C (30 min/day) manufacter SKU IFBR 17N37T1/S14L-9 material (sensing face) LCP protection class IP 68/69K & proTect+ output circuit NPN break function (NC) reverse polarity protection yes output current (at cleaning temperature) < 100 mA switching frequency < 500 Hz current consumption max. (no load) 10 mA special type hygienic design voltage supply range +Vs 10 ... 30 VDC voltage drop Vd < 2 VDC output current < 200 mA housing material stainless steel 1.4404 (V4A); LSR hysteresis 2 ... 15 % of Sr mounting type quasi-flush output indicator LED red IFBR 17N37T1/S14L-9 dimension 17 mm short circuit protection yes