How to choose Glass Tube Rotameter?

  Let's break it down a bit. The Glass Tube Rotameter has a tapered tube with a float inside. When the measured fluid flows upward through the tube, it pushes the float upward along the length of the tube.

  As the float rises in the tube, the cross-sectional area of ​​the tube increases, and more fluid can bypass the float. At some point, the upward force of the fluid acting on the float will balance with the downward gravity.

  When certain properties of the fluid are known, the position of the float along the length of the tube is related to a certain flow rate. The operator can read the flow scale on the tube.

  How to choose Glass Tube Rotameter?

  Glass Tube Rotameter is very suitable for every flow measurement application. It is important to understand fluid characteristics, environmental conditions, connections, and readability specifications.

  Selection parameters of Glass Tube Rotameter:

  Required flow range

  Fluid specific gravity

  Ambient temperature

  Working pressure and maximum pressure

  Wire diameter

  Connection Type

  Connection direction

  With or without valve

  Material requirements for containing fluid

  Scale measurement unit. The smallest department required.

  For each application, it is recommended to work closely with the sales engineer to gather all the required information and coordinate the product selection process.

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