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HEDLAND

25 to 250 scfm Variable Area Mechanical Flowmeter

  • Item # 4NNC8
  • My Part #
  • Mfr. Model # H771A-250
  • Catalog Page # 2738
  • UNSPSC # 41112501
Flowmeter,SCFM / L/SEC 25 - 250 / 10-11 close
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  • Shipping Weight 2.0 lbs.
Country of Origin USA Country of Origin is subject to change.
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Product Details

Aluminum Air and Gas Flowmeters
• Max. pressure: 1000 psi Max. temp.: 240°F Accuracy: ±2%, except where noted Viton® seals
Read in standard cu.-ft./min. (scfm); compensate for system pressures between 40 and 130 psi. Anodized aluminum body, piston, and cone. Install in any position, at any angle, even after 90° elbows; no need for special turbulence-reducing fittings.

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Technical Specs

  • Item Mechanical Flowmeter
  • Flowmeter Product Group Mechanical Flowmeter
  • For Pipe Size 3/4"
  • Connection Size 3/4"
  • Connection Type FNPT
  • Fluid Temp. Range -20 Degrees to 240 Degrees F
  • Wetted Materials Anodized Aluminum
  • Max. Pressure 1000 psi
  • Flow Range 25 to 250 scfm
  • Max. Viscosity 500 SSU
  • Flow Material Air, Compressed Gases
  • Type Variable Area
  • Length 7-3/16"
  • Width 2-1/2"
  • Height 2-7/8"
  • Housing Material Aluminum
  • Chamber Material Aluminum
  • Seal Material Viton
  • Accuracy (%) +/-2% Full Scale
  • Pressure Drop - 100% Flow (PSI) 15.38 psi
  • Pressure Drop - 50% Flow (PSI) 6.27 psi
  • Specific Gravity 1.000
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