reverse polarity protection yes housing material polyester width / diameter 20 mm release time toff < 50 ms depth 15 mm sonic frequency 240 kHz output indicator LED green scanning range sd 100 ... 1000 mm scanning range far limit Sde 100 ... 1000 mm temperature drift < 0,18 % Sde/K type rectangular height / length 42 mm response time ton < 50 ms residual ripple < 10 % Vs manufacter SKU UNDK 20N7903/S35A current consumption max. (no load) 35 mA hysteresis typ. 4 % Sde alignment aid target indication flashing short circuit protection yes voltage supply range +Vs 12 ... 30 VDC output current < 200 mA protection class IP 67 output circuit NPN break function (NC) operating temperature -10 ... +60 °C adjustment Teach-in repeat accuracy < 0,5 mm connection types connector M8 voltage drop Vd < 2 VDC