actual range Sb 16 m output circuit NPN short circuit protection yes height / length 57 mm housing material brass nickel plated / PC voltage supply range +Vs 10 ... 30 VDC operating temperature -25 ... +55 °C type through beam sensor current consumption max. (no load) 20 mA type cylindrical threaded sensitivity adjustment potentiometer, 270° light indicator LED yellow output current < 200 mA nominal range Sn 20 m current consumption typ. 20 mA output function dark operate front (optics) PC connection types cable 3 pin, 2 m alignment / soiled lens indicator flashing light indicator response time / release time < 1 ms voltage drop Vd < 1,8 VDC width / diameter 18 mm protection class IP 67 manufacter SKU FEAM 18N3150 emitter / receiver receiver reverse polarity protection yes