SITRANS PROBE LU 2-WIRE,LOOP POWERED ULTRASONIC TRANSMITTER FOR LEVEL, VOLUME AND FLOW MONITORING OF LIQUIDS IN OPEN CHANNELS, STORAGE VESSELS AND SIMPLE PROCESS VESSELS. ENCLOSURE/CABLE INLET: PLASTIC (PBT), 2 X 1/2INCHNPT (NO CABLE GLANDS SUPPLIED) RANGE / TRANSDUCER MATERIAL: 12 METER (40 FT), PVDF COPOLYMER PROCESS CONNECTION: 2INCH NPT ((TAPER), ANSI/ASME B1.20.1) COMMUNICATION / OUTPUT: 4-20MA, HART APPROVAL: GENERAL PURPOSE, FM, CSA, CE, C-TICK, KCC