housing material die-cast zinc voltage drop Vd < 1,8 VDC current consumption max. (no load) 41 mA short circuit protection yes manufacter SKU FHDM 16N5004 width / diameter 15,4 mm light source pulsed red LED wave length 660 nm front (optics) PMMA suppression of reciprocal influence yes current consumption typ. 29 mA connection types cable 4 pin, 2 m voltage supply range +Vs 10 ... 30 VDC sensing range Tb (at Tw min.) 5 ... 20 mm response time / release time < 5 ms sensing distance adjustment mechanical, 5 turn output circuit NPN light indicator LED yellow sensing range Tb (at Tw max.) 20 ... 600 mm type background suppression depth 50 mm protection class IP 67 reverse polarity protection yes output current < 200 mA type rectangular operating temperature -25 ... +65 °C height / length 50 mm output function light / dark operate sensing distance Tw 20 ... 600 mm