reverse polarity protection yes, supply only front (optics) PMMA light indicator LED yellow current consumption max. (no load) 30 mA output current < 50 mA height / length 44,8 mm voltage supply range +Vs 11 ... 30 VDC short circuit protection yes output function light operate type background suppression alignment / soiled lens indicator flashing light indicator type rectangular suppression of reciprocal influence yes beam diameter 2 mm light source pulsed point source LED current consumption typ. 20 mA connection types cable 3 pin, 2 m operating temperature -10 ... +50 °C housing material plastic (ASA) width / diameter 4 mm manufacter SKU FHDK 04G6101 protection class IP 65 output circuit push-pull depth 6,2 mm response time / release time < 0,5 ms wave length 660 nm sensing distance Tw 30 mm ±2 mm voltage drop Vd < 2 VDC