Pressure Gauge: Working Principle, Types, Applications, and Selection Guide
In industrial systems, accurate pressure measurement is critical for safety, efficiency, and performance. One of the most widely used instruments for this purpose is the Pressure Gauge . From manufacturing plants and oil & gas facilities to HVAC systems and laboratories, a Pressure Gauge plays a vital role in monitoring and controlling pressure levels. This blog explains what a Pressure Gauge is, how it works, its types, applications, and how to select the right one for your needs. What is a Pressure Gauge? A Pressure Gauge is a mechanical or electronic instrument used to measure the pressure of gases or liquids in a closed system. It displays pressure values relative to atmospheric pressure, vacuum, or absolute pressure, depending on the gauge type. The primary purpose of a Pressure Gauge is to ensure that pressure remains within safe operating limits. Without a Pressure Gauge , systems may operate under excessive pressure, leading to equipment failure, leaks, or safety ...