Dwyer Instruments: Series DTFA, Variable-Area Flowmeter for Gases

Economical, Aluminum Body, 5% FS Accuracy

The Series DTFA Variable-Area Flowmeter for Gases measures gas flow rates with ±5% of full-scale accuracy at an affordable price. Rugged aluminum construction ensures great compatibility and the strength to withstand system pressures of up to 3000 psig (200 bar). Available in either 1/4" or 1/2" NPT connections. Comes pre-calibrated for horizontal in-line mounting.

Series DTFA Variable-Area Flowmeter Applications

  • Monitoring pressure drop across filters or strainers
  • Flow scale based on differential pressure
  • Liquid level given pressure differential between bottom and top of tank
  • Hydraulic equipment
  • Oil & gas equipment
  • Heat exchangers
  • Backflow prevention


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