Ultrasonic sensors UNAM 18 (without Teach-in) Ultrasonic proximity sensors sample drawing M18 x 1 78 89 SW 24 Pot LED general data sample picture scanning range sd 100 ... 700 mm scanning range far limit Sde 110 ... 700 mm hysteresis typ. 4 % Sde repeat accuracy < 0,5 mm synchronization yes temperature drift < 0,18 % Sde/K response time ton (sync on) < 50 ms release time toff (sync on) < 50 ms sonic frequency 240 kHz adjustment potentiometer alignment aid target indication flashing output indicator LED green electrical data voltage supply range +Vs 12 ... 30 VDC current consumption max. (no load) 30 mA output current < 200 mA voltage drop Vd < 2 VDC residual ripple < 10 % Vs short circuit protection yes reverse polarity protection yes mechanical data type cylindrical threaded housing material brass nickel plated width / diameter 18 mm height / length 89 mm connection types cable, 2 m ambient conditions operating temperature -10 ... +60 °C protection class IP 67 1 www.baumer.com 2/6/2015 Ultrasonic sensors UNAM 18 (without Teach-in) Ultrasonic proximity sensors order reference output circuit UNAM 18N1703 NPN make function (NO) UNAM 18N3703 NPN break function (NC) UNAM 18P1703 PNP make function (NO) UNAM 18P3703 PNP break function (NC) 2 www.baumer.com 2/6/2015