voltage supply range +Vs 10 ... 30 VDC hysteresis 2 ... 20 % of Sr manufacter SKU IFRM 04N37A3/S05L output indicator 2 port LED red nominal sensing distance Sn 1,6 mm material (sensing face) LCP connection types connector M5 short circuit protection yes protection class IP 67 IFRM 04N37A3/S05L dimension 4 mm type cylindrical smooth reverse polarity protection yes current consumption max. (no load) 12 mA operating temperature -25 ... +75 °C output circuit NPN break function (NC) mounting type flush housing material stainless steel voltage drop Vd < 2 VDC output current < 100 mA switching frequency < 3 kHz housing length 24 mm