This device is utilized to assess the integrity and performance of sealed systems by applying and measuring both negative (vacuum) and positive pressures. For example, it is commonly employed in automotive diagnostics to evaluate the functionality of components such as fuel systems, brake boosters, and air conditioning systems. Leaks or inefficiencies within these systems can be readily identified through the analysis of pressure fluctuations during testing.
The ability to accurately gauge pressure differentials is crucial for maintaining operational safety and efficiency across various mechanical and fluidic applications. Its use can prevent equipment malfunctions, optimize performance, and reduce energy consumption. Historically, simpler forms of these tools were used primarily for basic leak detection, but advancements in sensor technology and digital readouts have significantly enhanced precision and diagnostic capabilities.