What term describes the desired output of a control system?

The term that describes the desired output of a control system is known as the set point. The set point represents the target value that the control system aims to achieve and maintain during its operation. It serves as the benchmark against which the actual output of the system is measured. When the system measures the output, it compares it to the set point to determine whether adjustments are necessary to minimize any deviations from this desired value.

In control systems, the set point is crucial because it directly influences how the system responds to changes in the environment or process conditions. By managing the difference between the actual output and the set point, control algorithms can take corrective actions, ensuring that the system stabilizes at the desired level. This concept is foundational in various applications, including temperature control, pressure regulation, and level monitoring in processes.

Other terms mentioned, such as reference point, output variable, and control variable, relate to different aspects of control systems. However, they do not specifically capture the idea of the desired target output as succinctly as the set point does. Understanding this distinction is key for anyone working in control systems and instrumentation.