nominal sensing distance Sn 0,8 mm voltage drop Vd < 2 VDC reverse polarity protection yes housing material stainless steel protection class IP 67 short circuit protection yes switching frequency < 3 kHz housing length 22 mm voltage supply range +Vs 10 ... 30 VDC current consumption max. (no load) 12 mA hysteresis 2 ... 20 % of Sr operating temperature -25 ... +75 °C output indicator LED red (backside) output circuit NPN make function (NO) type rectangular mounting type flush manufacter SKU IFFM 04N1501/O1L output current < 100 mA material (sensing face) EP connection types cable, 2 m IFFM 04N1501/O1L dimension 4 mm