Which device measures the hydraulic pressure in a system?

The device that measures hydraulic pressure in a system is a pressure gauge. This instrument is specifically designed to display the pressure of hydraulic fluids in various types of hydraulic systems. Pressure gauges function by using a mechanical mechanism or electronic sensor to convert the physical pressure exerted by the fluid into a readable format, such as analog or digital display.

In hydraulic systems, accurate pressure readings are essential for monitoring and controlling system performance, ensuring safety, and maintaining equipment integrity. It's important to use the correct type of pressure gauge suited for the specific operating conditions of the hydraulic system, including pressure range and fluid compatibility.

In contrast, a flow meter measures the flow rate of liquids or gases, not pressure. A temperature sensor measures the temperature of the fluid or environment, and a level indicator is used to determine the level of fluid within a tank. Each of these devices serves distinct functions different from measuring hydraulic pressure, highlighting the specialized role of a pressure gauge in hydraulic applications.