22/4/2011 ifrm 18 (sn = 12 mm, short) 1 inductive proximity switch inductive sensors www.baumer.com general data mounting type quasi shielded special type enhanced distance (gammaprox) nominal sensing distance sn 12 mm hysteresis 2 ... 25 % of sr electrical data switching frequency < 400 hz voltage supply range +vs 12 ... 30 vdc current consumption max. 24 ma load resistance < 100 kohm 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 cable, 2 m housing length 40 mm connector m12 housing length 50 mm ambient conditions operating temperature -25 ... +75 c protection class ip 67 order reference connection types output circuit output indicator ifrm 18n17g3/l cable, 2 m npn make function (no) led red ifrm 18n17g3/s14l connector m12 npn make function (no) 3 port led red ifrm 18n37g3/l cable, 2 m npn break function (nc) led red ifrm 18n37g3/s14l connector m12 npn break function (nc) 3 port led red ifrm 18p17g3/l cable, 2 m pnp make function (no) led red ifrm 18p17g3/s14l connector m12 pnp make function (no) 3 port led red ifrm 18p37g3/l cable, 2 m pnp break function (nc) led red ifrm 18p37g3/s14l connector m12 pnp break function (nc) 3 port led red sample picture sample drawing sw 24 m1 8x 1 m1 2x 1 3x le d 35 50
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