special type full metal housing ( DuroProx ) high temperature current consumption max. (no load) 20 mA protection class IP 69K manufacter SKU IFRD 08N37T1/S35 voltage supply range +Vs 10 ... 30 VDC reverse polarity protection yes output circuit NPN break function (NC) pressure static < 20 bar mounting type quasi-flush material (sensing face) stainless steel 1.4404 (V4A) voltage drop Vd < 2 VDC IFRD 08N37T1/S35 dimension 8 mm output current < 100 mA housing length 46 mm switching frequency < 150 Hz operating temperature -25 ... +100 °C short circuit protection yes type cylindrical threaded connection types connector M8 hysteresis 2 ... 20 % of Sr housing material stainless steel 1.4404 (V4A) nominal sensing distance Sn 2 mm