type diffuse contrast sensor light indicator LED yellow sensitivity adjustment potentiometer, 5 turn detectable remission difference (on grey) > 8 % response time / release time < 0,05 ms optimum operating distance 20 ... 40 mm sensing distance Tw 3 ... 150 mm reverse polarity protection yes depth 16,3 mm operating temperature -10 ... +50 °C voltage supply range +Vs 10 ... 30 VDC light source pulsed red laser diode protection class IP 65 repeat accuracy < 0,2 mm at laser focus front (optics) PMMA output function light / dark operate current consumption max. (no load) 50 mA output current < 100 mA distance to focus 40 mm housing material plastic (ASA) height / length 27 mm output circuit NPN voltage drop Vd < 1,8 VDC laser class 2 width / diameter 10,4 mm power on indication LED green connection types cable 4 pin, 2 m manufacter SKU OZDK 10N5101 current consumption typ. 40 mA type rectangular wave length 650 nm short circuit protection yes