housing length 50 mm IFRM 06N37A4/L dimension 6,5 mm reverse polarity protection yes connection types cable, 2 m material (sensing face) PBT short circuit protection yes output indicator LED red protection class IP 67 hysteresis 3 ... 20 % of Sr output current < 200 mA output circuit NPN break function (NC) mounting type flush nominal sensing distance Sn 2 mm operating temperature -25 ... +75 °C switching frequency < 5 kHz voltage supply range +Vs 10 ... 30 VDC manufacter SKU IFRM 06N37A4/L current consumption max. (no load) 12 mA housing material stainless steel voltage drop Vd < 2 VDC type cylindrical smooth