Inductive sensors IFRM 04N15A1/L Inductive proximity switch dimension drawing 17,5 25 ø 4 LED general data photo mounting type flush nominal sensing distance Sn 1 mm hysteresis 2 ... 20 % of Sr output indicator LED red electrical data switching frequency < 5 kHz voltage supply range +Vs 10 ... 30 VDC current consumption max. (no load) 12 mA output circuit NPN make function (NO) voltage drop Vd < 2 VDC output current < 100 mA short circuit protection yes reverse polarity protection yes connection diagram mechanical data type cylindrical smooth material (sensing face) LCP housing material stainless steel dimension 4 mm housing length 25 mm connection types cable, 2 m BN (1) NPN BK (4) BU (3) +VS Z output 0V ambient conditions operating temperature -25 ... +75 °C protection class IP 67 standard execution with PUR cable 25 mm housing length IFRM 04N15A1/L www.baumer.com 23/4/2015