Variable Area Flow MeterFGM1190 Glass

Economical, with a long life….

McMenon’s FGM1190 Glass Variable Area flow meter is suitable for the measurement of clear liquids and gases and is effective in a range of industries.

The clear glass tubes provide an ideal method of visualising flowrate quickly and easily. With a range of tube lengths and tapers available, we have a meter designed to meet your fluid and process requirements for low flowrate applications in the field or laboratory.

Our Variable Area flow meters are flexible to customer needs with the capability to provide the measurement in direct measurement scale, corrected to standard or normal conditions or even as a ratio of tube diameter to float diameter along the tapered tube.

Each scale can be adjusted to achieve the specific accuracy class needed from the application with conformity to the VDI/VDE standard.

The Variable Area flow meter range of instruments provide an economical solution for laboratory, OEM and process industries. A simple, cost effective solution for a multitude of applications.

FGM1190 series flow meters have a greater flow capacity compared to our A6 Variable Area flow meter.

Sizing and selection is simplified by use of McMenon Solve, the ultimate tool for DP flowmeter sizing and more, used on-line
or off-line and available to download now

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Special Features

  • Tube diameter ranges from 1/4” to 2”
  • Suitable for all transparent liquids and gases
  • Accuracy classes from 1.6 to 6
  • Rangeability ≥10:1
  • Precision tubes with guide surfaces, guide ribs or guide rod
  • High & Low flow alarm
  • Stainless steels housing
  • Easily installed


  • Apparatus engineering
  • Food, beverage & pharmaceutical industries
  • Water treatment systems
  • Chemical industries
  • Furnace gas measurement
  • Air or cooling water