Inductive sensors IFRR 18N33T1/PL-9 Inductive proximity switch dimension drawing 40 SW 24 55 8 M18 x 1 LED general data photo mounting type non-flush special type Outdoor design nominal sensing distance Sn 12 mm hysteresis 2 ... 15 % of Sr output indicator LED red electrical data switching frequency < 500 Hz voltage supply range +Vs 10 ... 30 VDC current consumption max. (no load) 10 mA output circuit NPN break function (NC) voltage drop Vd < 2 VDC output current < 200 mA output current (at cleaning temperature) < 100 mA short circuit protection yes reverse polarity protection yes connection diagram BN (1) NPN mechanical data type cylindrical threaded material (sensing face) LCP housing material stainless steel 1.4404 (V4A); LSR dimension 18 mm housing length 55 mm connection types cable PUR 3 x 0,25, 2 m BK (4) BU (3) +VS Z output 0V LSR = Liquid Silicon Rubber ambient conditions operating temperature -40 ... +80 C cleaning temperature 80 ... +100 C (30 min/day) protection class IP 68/69K & proTect+ www.baumer.com 3/10/2013