Using level indicators and automatic shut-offs helps to control what in hydraulic systems?

Using level indicators and automatic shut-offs in hydraulic systems is primarily aimed at controlling the amount of oil present in the system, which is crucial for maintaining operational efficiency and safety. Level indicators provide a visual or numerical indication of the hydraulic fluid level, ensuring that operators can monitor the fluid levels and act accordingly. Automatic shut-offs are designed to halt the operation of the hydraulic system when the fluid level drops below a certain threshold, preventing issues such as pump cavitation or damage due to a lack of lubrication.

This mechanism is vital in preserving the integrity of the hydraulic system; maintaining the correct fluid level ensures that all components operate smoothly and effectively. A sufficient oil level is necessary to minimize wear on components and reduce the risk of overheating or system failures.

While flow rate, temperature, and pressure are critical aspects of hydraulic systems, they are primarily managed through different methods—such as pressure regulators and temperature sensors—whereas maintaining the correct oil level directly influences the health and longevity of the system itself.