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Cole Parmer™ 65 mm Construction Industrial Direct Reading Flowmeters Without Valve

Measure and control liquids and gases in wide range of applications with precision and repeatability. Available in liters for international applications and acceptance.

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Catalog No. 15-179-202

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Measure and control liquids and gases in a wide range of applications with precision and repeatability using Thermo Scientific™ Gilmont 65mm construction industrial direct reading flowmeters without valve. Available in liters for international applications and acceptance.

  • Precision glass metering tubes, glass and stainless-steel floats Glass metering tubes have integral float guides to assure a ±5% accuracy of full scale
  • Glass and stainless-steel floats are standard
  • Calibration tables for both air and water are enclosed with each flowmeter
  • Front shields have 1.5X magnification for more accurate readings
  • Industry standard dimensions for easy retrofitting and direct replacements
  • Utilizes vast reference library of liquids and “noble” gases, provides flowmeters to meet specific, rather than general, flow ranges
  • Standard panel mounting hardware is supplied with each meter, and tripod bases are available for benchtop applications

Construction materials

  • Wetted end blocks, fittings and internal parts: anodized aluminum, brass, 316 Stainless Steel
  • Seal materials: Buna-N or Viton™
  • Side plates: aluminum
  • Metering tube: borosilicate glass enclosed in the unitized aluminum frame
  • Piping connections: aluminum, brass or 316 Stainless Steel, 1/8 NPT(F) horizontal on inlet and outlet
  • Float material: black glass, 316 Stainless Steel or tungsten carbide
  • Scale: ceramic fused on glass tube, 150mm L


Black Painted Aluminum with Acrylic Window
250psig max. operating
±5% full scale flow rate
Direct Reading - Gas
0.25% of scale reading
20 to 250SmL/min.
250°F max. operating
Buna-N or Viton™
1/8 NPT(F)
Aluminum; Air flow rate: 20 to 250SmL/min.
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