wave length 660 nm output function light / dark operate voltage drop Vd < 1,8 VDC alignment / soiled lens indicator flashing light indicator short circuit protection yes actual range Sb 3 m manufacter SKU FPDR 14N5101/S14 type rectangular polarization filter yes voltage supply range +Vs 10 ... 30 VDC sensitivity adjustment no light indicator LED yellow reverse polarity protection yes width / diameter 19,6 mm current consumption typ. 20 mA operating temperature -30 ... +60 °C storage temperature -30 ... +70 °C type retro-reflective sensor height / length 51 mm special type Washdown design output circuit NPN suppression of reciprocal influence yes nominal range Sn 3,5 m housing material stainless steel 1.4404 (V4A) output current < 100 mA light source pulsed red LED protection class IP 68/69K & proTect+ response time / release time < 1 ms current consumption max. (no load) 25 mA connection types connector M12 depth 34,3 mm front (optics) PMMA