What role do actuators play in pneumatic systems?

Actuators in pneumatic systems are crucial components that convert the energy stored in compressed air into mechanical motion. This conversion enables various applications, such as moving, lifting, or positioning loads. Actuators are typically designed to provide precise control over movement, allowing for automation in processes that require reliable and efficient operation.

In pneumatic systems, the compressed air acts as the energy source, and the actuator transforms this energy into kinetic energy, which can then be utilized for a specific purpose—such as driving a piston, turning a valve, or moving machinery. This functionality is vital in many industrial processes, as it enhances productivity and precision while reducing manual labor.

The other options play different roles in pneumatic systems but do not describe the primary function of actuators. Measuring system pressure is the function of pressure sensors. Generating compressed air is the role of compressors. Filtering air contaminants pertains to air preparation units, which ensure that the compressed air is clean and free of impurities. Each of these components is essential for the overall operation and efficiency of pneumatic systems, but they do not directly relate to the motion capabilities that actuators provide.