Inductive sensors IFRM 18 (medium) Inductive proximity switch sample drawing 45 M18 x 1 60 SW 24 3xLED M12 x 1 general data sample picture mounting type quasi-flush nominal sensing distance Sn 8 mm hysteresis 3 ... 20 % of Sr electrical data switching frequency < 500 Hz voltage supply range +Vs 10 ... 30 VDC current consumption max. (no load) 10 mA voltage drop Vd < 2 VDC output current < 200 mA short circuit protection yes reverse polarity protection yes mechanical data type cylindrical threaded material (sensing face) PBT housing material brass nickel plated dimension 18 mm tightening torque max. 40 Nm cable, 2 m housing length 50 mm connector M12 housing length 60 mm ambient conditions operating temperature -25 ... +75 °C protection class IP 67 1 www.baumer.com 1/6/2015 Inductive sensors IFRM 18 (medium) Inductive proximity switch order reference connection types output circuit output indicator IFRM 18N17A3/L cable, 2 m NPN make function (NO) LED red IFRM 18N17A3/S14L connector M12 NPN make function (NO) 3 port LED red IFRM 18N37A3/L cable, 2 m NPN break function (NC) LED red IFRM 18N37A3/S14L connector M12 NPN break function (NC) 3 port LED red IFRM 18P17A3/L cable, 2 m PNP make function (NO) LED red IFRM 18P17A3/S14L connector M12 PNP make function (NO) 3 port LED red IFRM 18P37A3/L cable, 2 m PNP break function (NC) LED red IFRM 18P37A3/S14L connector M12 PNP break function (NC) 3 port LED red 2 www.baumer.com 1/6/2015