The Foxboro® brand 2800 Series Magnetic Flowtubes are used with Model IMT96 MagEXPERT Intelligent Magnetic Flow Transmitters using eX-Pulse coil excitation, and Model E96 Magnetic Flow Transmitters using ac coil excitation, and Model IMT25 Magnetic Flow Transmitters using pulsed dc coil excitation. They measure the volumetric flow rate of virtually any conductive liquid.