Ultrasonic sensors UNAM 50I6121/S14 Ultrasonic distance measuring sensors dimension drawing 58,5 70 SW 36 95 14,2 ø 44,5 M30 x 1,5 LED 11 Teach-in M12 x 1 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 connector M12 ambient conditions operating temperature -10 ... +60 °C protection class IP 67 UNAM 50I6121/S14 www.baumer.com 24/4/2015