Advantages, disadvantages and applications of rotameter

There are some advantages of rotameter which are given below.

• The cost of rotameter is low.
• It provides linear scale.
• It has good accuracy for low and medium flow rates.
• The pressure loss is nearly constant and small.
• Usability for corrosive fluid.

There are some disadvantages of rotameter which are given below.

• When opaque fluid is used, float may not be visible.
• It has not well in pulsating services.
• Glass tube types subjected to breakage.
• It must be installed in vertical position only.

There are some important applications of rotameter which are given below.

• The rotameter is used in process industries.
• It is used for monitoring gas and water flow in plants or labs.
• It is used for monitoring filtration loading.

Rotameter