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What Is Bourdon Manometer?

James H. Sterling • • 6 min read
What Is Bourdon Manometer?
Bourdon tube pressure gauges are the most common type in many areas and are used to measure medium to high pressures. They cover measuring spans from 600 mbar to 4,000 bar. The measuring element is a curved tube with a circular, spiral or coiled shape, commonly called a bourdon tube.

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In this way, what is a Bourdon?

Bourdon. From Wikipedia, the free encyclopedia. Bourdon (Wiktionary entry) derives from the French for bumblebee, and may refer to: A bourdon (bell), the lowest bell in a set. A bourdon (organ pipe), a stopped organ pipe of a construction favored for low pitches.

what is a manometer and how does it work? The purpose of a manometer is to measure the pressure of a contained gas. It consists of a U-shaped glass tube with one end open to the atmosphere, mercury in the bottom of the U and the gas to be measured in the other side of the U-tube. When the gas is added, it will exert pressure on the mercury on the other side.

Secondly, what is a Bourdon tube made of?

Instrumentation System Elements The Bourdon tube is an almost rectangular or elliptical cross-section tube made from materials such as stainless steel or phosphor bronze.

What does a manometer measure?

A manometer is a scientific instrument used to measure gas pressures. Open manometers measure gas pressure relative to atmospheric pressure.

Related Question Answers

What is the principle of Bourdon tube?

The Bourdon pressure gauge operates on the principle that, when pressurized, a flattened tube tends to straighten or regain its circular form in cross-section. The Bourdon tube comes in C, helical, and spiral shapes—although most gauges employ the C shape, which is the type of Bourdon pictured here.

What is Bourdon gauge used for?

Bourdon tube pressure gauges. Bourdon tube pressure gauges are the most common type in many areas and are used to measure medium to high pressures. This tube moves outward when the pressure inside the tube is higher than the external pressure, and inward when the internal pressure is lower.
James H. Sterling
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James H. Sterling

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.