manufacter SKU IFRM 18P37A4/L current consumption max. (no load) 10 mA IFRM 18P37A4/L dimension 18 mm housing length 65 mm short circuit protection yes nominal sensing distance Sn 8 mm output current < 200 mA switching frequency < 500 Hz tightening torque max. 40 Nm reverse polarity protection yes connection types cable, 2 m material (sensing face) PBT protection class IP 67 voltage supply range +Vs 10 ... 30 VDC housing material brass nickel plated hysteresis 3 ... 20 % of Sr type cylindrical threaded mounting type quasi-flush output circuit PNP break function (NC) voltage drop Vd < 2 VDC operating temperature -25 ... +75 °C output indicator LED red