Home > DMTFB Clamp-on Series Ultrasonic flowmeter from Microview Australia Trading

DMTFB Clamp-on Series Ultrasonic flowmeter from Microview Australia Trading

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article image The DMTFB Clamp-on Series Ultrasonic flowmeter

Microview Australia Trading  offer the DMTFB Clamp-on Series Ultrasonic flowmeter for liquid measurement applications.

Functions and applications of the DMTFB Clamp-on Series Ultrasonic flowmeter include:


  • Principle of measurement: Principle of Transit Time, DSP technology and MultiBeam Transducer Technology
  • Power requirements: 115/230VAC 50/60Hz ±15% at 5 VA maximum, 9-28VDC at 2.5 VA maximum
  • Velocity: 0 - +12 m/s
  • Outputs optional: All outputs are isolated from earth and system grounds
  • 4-20 mA output:1000 ohm maximum
  • Accuracy: 0.1%
  • Pulse output:1-9999 Hz (from OCT) for flow rate or total flow output
  • Display: 2 line × 8 character LCD back lit
  • Units: English or metric units
  • Rate: Rate and velocity display
  • Totaliser: Forward total, Reverse total, Net total (difference between forward and reverse flow)
  • Ambient conditions: -40 to 131F [-40 to 55˚], 0-95% relative humidity, non-condensing
  • Enclosure: NEMA 4X [IP65] Polycarbonate SS Brass and plated steel
  • 178H×146W×99Dmm
  • Accuracy flow rate: ±1.0% of reading at rates >0.3 m/s (uncalibrated) and ±0.5% of reading at rates >0.3 m/s for field calibration systems
  • Repeatability: ±0.2% of reading
  • Responding time: 500ms (2 set/seconds)
  • Communication interface: (Std) RS-232C or (Opt) RS-485
  • Security: Keypad lockout, password or other access code available

Other functions:

  • Automatic recording of incident and management of flow measurement
  • Remembers the state of the flowmeter
  • Diagnosis


  • Liquid Types: Virtually any liquid containing less than 5% total suspended solids (TSS) or aeration
  • Liquid temperature - Magnetic force transducer, -40 to 180F [-40 to 82˚] (Opt) -40 to 300F [-40 to 150˚]
  • Transducer cable length - Shielded cable: (Opt) extensive length to 300 metres
  • Pipe size - (Std): 1 to 50 inches [25 to 1250mm] pipe I.D. (Opt): 50-180 inches [1250- 4570mm]
  • Pipe material - All kinds of steel and cast iron, and PVC
The Ultrasonic flowmeter is suitable for:
  • Water supply and drainage water, including hot water, sewage (with less than 5% suspended solids) and sea water
  • Process liquids, including liquors, beverage, olive oil and milk
  • Oil, including lubricating oil, gasoline, kerosene and diesel oil
  • Metallurgy, laboratory, food and medicine
  • Heat measures, heat balance, energy conservation
  • On-the-spot check-up, pipeline leak detection and judgment
The differentiating features of the DMTFB Clamp-on Series Ultrasonic flowmeter include:
  • Advanced Digital Signal Processing (DSP) technology and MultiBeam transducer technology
  • Digital Cross-correlation (DCC) technology
  • Non-invasive flow system allowing solids to pass through the pipe with no effect on the meter
  • No Y-strainers or filtering devices needed
  • No-contacting sensor design, making no fouling and free maintenance
  • Sensors suitable for different pipe materials with wide pipe diameters
  • Easy and cost-saving installation by clamping transducers on the outside of existing piping systems
  • User-friendly menu selections making DMTF easy operations
  • User-configurable in English, metric and other universal engineering units
  • Event data logger available in searching the event of totaliser
  • Parallel operation of positive, negative and net flow totalisers available
  • Flow rate, or total pulse output and frequency output available through an open collector

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