27/8/2010 unar 18 (sde = 1000 mm) 1 ultrasonic proximity sensors ultrasonic sensors www.baumer.com general data special type chemically resistant scanning range sd 100 ... 1000 mm scanning range far limit sde 100 ... 1000 mm hysteresis typ. 4 % sde repeat accuracy < 0,5 mm temperature drift < 0,18 % sde/k response time ton < 50 ms release time toff < 50 ms alignment aid target indication fashing sonic frequency 240 khz output indicator led green adjustment teach-in electrical data voltage supply range +vs 12 ... 30 vdc current consumption max. 35 ma output current < 200 ma voltage drop vd < 2 vdc residual ripple < 10 % vs short circuit protection yes reverse polarity protection yes mechanical data coating active face parylene material o-ring ffkm front of sensor durable against pressure 6 bar, 20000 cycle width / diameter 18 mm height / length 91,5 mm connection types connector m12 type cylindrical housing material stainless steel 1.4435 (v4a) ambient conditions operating temperature 0 ... +60 c protection class ip 67 sample picture sample drawing m18 x 1 m12 x 1 sw 24 teach- in le d 71, 6 81, 5 91, 5
27/8/2010 unar 18 (sde = 1000 mm) 2 ultrasonic proximity sensors ultrasonic sensors www.baumer.com order reference output circuit unar 18n6903/s14g npn make function (no) unar 18n7903/s14g npn break function (nc) unar 18p6903/s14g pnp make function (no) unar 18p7903/s14g pnp break function (nc)
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