light indicator LED yellow fork width Sb 20 mm height / length 50 mm depth 10 mm output circuit PNP voltage drop Vd < 2,8 VDC voltage supply range +Vs 10 ... 35 VDC width / diameter 40 mm penetration depth 25 mm type through beam sensor manufacter SKU FGUM 020P8001/S35L protection class IP 67 reverse polarity protection yes hysteresis < 0,1 mm switching frequency < 4 kHz object size > 0,4 mm output function light / dark operate switchable sensitivity adjustment potentiometer, 270° current consumption max. (no load) 30 mA type U profile connection types connector M8, 3 pin response time / release time < 0,125 ms short circuit protection yes ambient light immunity < 50 kLux output current < 200 mA housing material die-cast zinc wave length 660 nm light source pulsed red LED repeat accuracy < 0,02 mm operating temperature -10 ... +60 °C