current consumption typ. 20 mA sensitivity adjustment no actual range Sb 3 m light indicator LED yellow current consumption max. (no load) 25 mA response time / release time < 1 ms housing material stainless steel 1.4404 (V4A) width / diameter 19,6 mm special type hygienic design storage temperature -30 ... +70 °C connection types cable 4 pin, 2 m output circuit NPN type rectangular protection class IP 68/69K & proTect+ reverse polarity protection yes front (optics) PMMA operating temperature -30 ... +60 °C type retro-reflective sensor voltage drop Vd < 1,8 VDC polarization filter yes alignment / soiled lens indicator flashing light indicator short circuit protection yes wave length 660 nm nominal range Sn 3,5 m output function light / dark operate manufacter SKU FPDH 14N5101 suppression of reciprocal influence yes light source pulsed red LED voltage supply range +Vs 10 ... 30 VDC output current < 100 mA height / length 52,2 mm depth 34,3 mm