Inductive sensors IFRM 12 (short, ATEX) Inductive proximity switch sample drawing SW 17 30,4 M12 x 1 LED general data sample picture mounting type flush nominal sensing distance Sn 4 mm hysteresis 3 ... 20 % of Sr output indicator LED red approvals/certificates ATEX 3D electrical data switching frequency < 2 kHz 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 12 mm housing length 30,4 mm connection types cable, 2 m ambient conditions protection class IP 67 safe maximum values marking II 3D Ex tc IIIC T100°C Dc X operating temperature Ta -25 ... +65 °C order reference output circuit IFRM 12N17X1/L NPN make function (NO) IFRM 12N37X1/L NPN break function (NC) IFRM 12P17X1/L PNP make function (NO) IFRM 12P37X1/L PNP break function (NC) 1 www.baumer.com 28/4/2015