polarization filter yes type retro-reflective sensor output current < 100 mA actual range Sb 3,5 m output circuit PNP reverse polarity protection yes manufacter SKU FPDK 10P5130 height / length 27 mm output function light / dark operate nominal range Sn 4 m protection class IP 65 suppression of reciprocal influence yes type rectangular response time / release time < 0,5 ms wave length 660 nm current consumption typ. 20 mA operating temperature -25 ... +65 °C front (optics) PMMA connection types cable 4 pin, 2 m voltage drop Vd < 1,8 VDC current consumption max. (no load) 25 mA short circuit protection yes depth 16,3 mm width / diameter 10,4 mm housing material plastic (ASA) light indicator LED yellow alignment / soiled lens indicator flashing light indicator sensitivity adjustment no light source pulsed red LED voltage supply range +Vs 10 ... 30 VDC