protection class IP 65 suppression of reciprocal influence yes light indicator LED green output indicator LED yellow current consumption typ. 20 mA sensitivity adjustment Teach-in type rectangular operating temperature -20 ... +50 °C current consumption max. (no load) 25 mA type retro-reflective sensor light source pulsed red LED short circuit protection yes actual range Sb 0,6 m alignment / soiled lens indicator flashing light indicator response time / release time < 0,5 ms output current < 100 mA manufacter SKU FPDK 07N6901/KS35A nominal range Sn 0,8 m wave length 660 nm connection types flylead connector M8 4 pin, L=200 mm output circuit NPN reverse polarity protection yes output function light / dark operate voltage drop Vd < 1,8 VDC width / diameter 8 mm voltage supply range +Vs 10 ... 30 VDC front (optics) PMMA height / length 17,8 mm depth 12,6 mm housing material plastic (PMMA, MABS, PA) polarization filter yes