QuadraTherm 640i/780i

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QuadraTherm 640i/780i

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High Accuracy Industrial Thermal Mass Flow Meter

You need air flow measurement instruments that provide wide turndown ratio, very low pressure drop, no moving parts, application flexibility and a direct gas mass flow rate measurement. The inline QuadraTherm® 780i is the most accurate thermal mass flow meter for air flow rate measurement on the market today, achieving gas mass flow rate accuracy never before possible, +/- 0.5% of reading above 50% of full scale.


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Features:

  • Accuracy: +/-0.5% of Reading above 50% of FS*
  • Fluid: All inert gases, flammables and corrosives
  • Flow range: 0-60,000sfpm (305 smps)
  • 100:1 Turndown
  • Built-in flow conditioning minimizes upstream pipe runs
  • Multivariable: Mass flow rate, temperature & pressure
  • Revolutionary QuadraTherm® four-sensor design
  • DrySense™ no-drift sensor with lifetime warranty
  • qtherm® living, learning "Brain" manages all inputs
  • Dial-A-Pipe™: Change pipe size
  • Dial-A-Gas™: Change gas type
  • qThermGas Library: 18 gases & mixtures (growing & improving)
  • ValidCal™ Diagnostics: Assure performance
  • Smart Interface Program: Computer interface software
  • Foundation Fieldbus, Profibus DP, HART (pending)
  • CE, cFMus, ATEX, IECEx approved

Verified by an independent NIST & NVLAP accredited lab

QuadraTherm 640i/780i datasheet-1.pdf