voltage drop Vd < 2 VDC switching frequency < 5 kHz IFRM 04N35A1/L dimension 4 mm connection types cable, 2 m current consumption max. (no load) 12 mA reverse polarity protection yes nominal sensing distance Sn 1 mm material (sensing face) LCP mounting type flush protection class IP 67 short circuit protection yes output indicator LED red housing material stainless steel output circuit NPN break function (NC) output current < 100 mA voltage supply range +Vs 10 ... 30 VDC manufacter SKU IFRM 04N35A1/L housing length 25 mm hysteresis 2 ... 20 % of Sr type cylindrical smooth operating temperature -25 ... +75 °C