Photoelectric sensors FZDK 20 Diffuse sensors with intensity difference sample drawing Pot LED * 18,2 6,5 3,2 3 42 15 M8 x 1 14 20 5,7 3 11,8 * emitter axis general data sample picture type intensity difference light source pulsed red LED sensing distance Tw 5 ... 500 mm alignment / soiled lens indicator flashing light indicator light indicator LED yellow sensitivity adjustment potentiometer, 270° wave length 660 nm suppression of reciprocal influence yes electrical data response time / release time < 0,5 ms voltage supply range +Vs 10 ... 30 VDC current consumption max. (no load) 25 mA current consumption typ. 22 mA voltage drop Vd < 1,8 VDC output function light / dark operate output current < 100 mA short circuit protection yes reverse polarity protection yes mechanical data width / diameter 20 mm height / length 42 mm depth 15 mm type rectangular housing material plastic (PBT-ASA) front (optics) PMMA connection types connector M8 4 pin ambient conditions operating temperature -25 ... +65 °C protection class IP 67 order reference output circuit FZDK 20N5101/S35A NPN FZDK 20P5101/S35A PNP 1 www.baumer.com 2/6/2015