Ultrasonic sensors UNAM 50U9121/S14 Ultrasonic distance measuring sensors dimension drawing 58,5 70 SW36 95 14,2 o 44,5 M30 x 1,5 LED 11 Pot M12 x 1 general data photo scanning range sd 400 ... 2500 mm scanning range far limit Sde 400 ... 2500 mm repeat accuracy < 1 mm resolution < 0,3 mm adjustment potentiometer sonic frequency 120 kHz response time ton < 160 ms release time toff < 160 ms alignment aid target indication flashing light indicator LED green temperature drift < 2 % of distance to target So electrical data voltage supply range +Vs 15 ... 30 VDC current consumption max. 35 mA output circuit voltage output output signal 0 ... 10 VDC output current < 20 mA residual ripple < 10 % Vs short circuit protection yes reverse polarity protection yes connection diagram BN (1 ) Analog BK (4 ) BU (3 ) mechanical data type cylindrical threaded housing material brass nickel plated width / diameter 30 mm height / length 95 mm connection types connector M12 +VS output Z 0V * Analog voltage output 0 - 10 V * long sensing distance ambient conditions operating temperature -10 ... +60 C protection class IP 67 www.baumer.com 16/10/2011