light indicator LED yellow nominal range Sn 4 m wave length 660 nm front (optics) PMMA type cylindrical threaded height / length 57 mm voltage drop Vd < 1,8 VDC actual range Sb 3,2 m light source pulsed red LED protection class IP 67 type retro-reflective sensor connection types cable 3 pin, 2 m housing material brass nickel plated / PC reverse polarity protection yes output current < 200 mA current consumption max. (no load) 35 mA response time / release time < 1 ms current consumption typ. 22 mA operating temperature -25 ... +55 °C voltage supply range +Vs 10 ... 30 VDC output circuit PNP width / diameter 18 mm alignment / soiled lens indicator flashing light indicator polarization filter yes sensitivity adjustment no output function dark operate short circuit protection yes suppression of reciprocal influence yes manufacter SKU FPAM 18P3151