protection class IP 67 housing material die-cast zinc nickel plated nominal sensing distance Sn 2 mm voltage drop Vd < 2 VDC IFFM 08P37A1/O1S35L dimension 8 mm voltage supply range +Vs 10 ... 30 VDC short circuit protection yes housing length 45,9 mm reverse polarity protection yes manufacter SKU IFFM 08P37A1/O1S35L material (sensing face) PBT output indicator LED red connection types connector M8 output circuit PNP break function (NC) hysteresis 3 ... 20 % of Sr switching frequency < 5 kHz type rectangular output current < 200 mA mounting type flush operating temperature -25 ... +75 °C current consumption max. (no load) 12 mA