Ultrasonic sensors UNAM 50I6121 Ultrasonic distance measuring sensors dimension drawing 95 70 SW 36 58,5 14,2 ø 44,5 M30 x 1,5 Teach- in LED general data photo scanning range sd 400 ... 2500 mm scanning range close limit Sdc 400 ... 2500 mm scanning range far limit Sde 400 ... 2500 mm repeat accuracy < 1 mm resolution < 0,3 mm response time ton < 160 ms release time toff < 160 ms temperature drift < 2 % of distance to target So sonic frequency 120 kHz adjustment Teach-in alignment aid target indication flashing light indicator yellow LED / red LED electrical data voltage supply range +Vs 15 ... 30 VDC current consumption max. (no load) 55 mA output circuit current output output signal 4 ... 20 mA / 20 ... 4 mA output current < 20 mA load resistance +Vs max. < 1100 Ohm load resistance +Vs min. < 400 Ohm residual ripple < 10 % Vs short circuit protection yes reverse polarity protection yes connection diagram BN (1 ) Analog +VS BK (4 ) BU (3 ) output Z 0V mechanical data type cylindrical threaded Analog current output 4-20 mA housing material brass nickel plated long sensing distance width / diameter 30 mm height / length 95 mm connection types cable, 2 m ambient conditions operating temperature -10 ... +60 °C protection class IP 67 UNAM 50I6121 www.baumer.com 24/4/2015