voltage drop Vd < 2 VDC switching frequency < 5 kHz reverse polarity protection yes connection types connector M8 nominal sensing distance Sn 2 mm housing material stainless steel hysteresis 3 ... 20 % of Sr material (sensing face) PBT voltage supply range +Vs 10 ... 30 VDC short circuit protection yes output current < 200 mA output circuit NPN break function (NC) manufacter SKU IFRM 08N37A3/S35L type cylindrical threaded current consumption max. (no load) 12 mA mounting type flush operating temperature -25 ... +75 °C protection class IP 67 IFRM 08N37A3/S35L dimension 8 mm housing length 36 mm output indicator 3 port LED red