Photoelectric sensors FPAM 18N3151 Retro-reflective sensors dimension drawing SW 24 57 47 M18 x 1 LED general data photo type retro-reflective sensor light source pulsed red LED actual range Sb 3,2 m nominal range Sn 4 m polarization filter yes alignment / soiled lens indicator flashing light indicator light indicator LED yellow sensitivity adjustment no wave length 660 nm suppression of reciprocal influence yes electrical data response time / release time < 1 ms voltage supply range +Vs 10 ... 30 VDC current consumption max. (no load) 35 mA current consumption typ. 22 mA voltage drop Vd < 1,8 VDC output function dark operate output circuit NPN output current < 200 mA short circuit protection yes reverse polarity protection yes connection diagram BN (1) NPN BK (4) BU (3) +VS Z output 0V mechanical data width / diameter 18 mm height / length 57 mm type cylindrical threaded housing material brass nickel plated / PC front (optics) PMMA connection types cable 3 pin, 2 m ambient conditions operating temperature -25 ... +55 °C protection class IP 67 FPAM 18N3151 www.baumer.com 28/4/2015