EXAMPLE ULT 1 1 M20 Series ULT-11-M20 Ultrasonic Level Transmitter, range 24.6 ft. (7.5 m), 2" NPT connection, with M20 conduit connection. SERIES ULT Ultrasonic Level Transmitter RANGE 12 24.6 ft. (7.5 m)32.8 ft. (10 m) PROCESS CONNECTION 12 2" NPT2" BSPT OPTIONS M20 M20 Conduit Connection