What type of gauge would you use to measure high pressure in a pipeline?

Prepare for the NCCER Instrument Technician Test with flashcards and multiple choice questions. Each question provides hints and explanations. Excel in your exam!

A Bourdon gauge is specifically designed for measuring high pressure in various applications, including pipelines. This type of gauge utilizes a coiled or curved tube that straightens as pressure increases. The movement of the tube is converted into a rotational movement that drives a needle across a calibrated scale, providing a direct reading of the pressure.

Bourdon gauges can typically handle a wide range of pressures, making them suitable for measuring both low and high pressures. Their robust construction and mechanical nature also allow them to operate effectively in harsh environments, which is common in industrial settings.

While other options have specific applications, they are not ideally suited for high-pressure measurements in pipelines. Manometers, for instance, measure relatively lower pressures and often require a liquid column for the measurement, which may not be practical in high-pressure scenarios. Pressure transducers can measure high pressure as well but are typically more complex and involve electronic components, whereas Bourdon gauges provide a straightforward mechanical solution. Vacuum gauges are designed specifically to measure pressures below atmospheric pressure, making them unsuitable for high-pressure applications.

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