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A process variable (PV) is a measurable quantity that indicates the state or condition of a system or process in control engineering and automation. It represents a critical parameter that can be monitored and controlled to ensure optimal operation of equipment or processes. Common examples of process variables include: - **Temperature**: Used in heating and cooling processes. - **Pressure**: Critical in gas and liquid systems. - **Flow rate**: Important in fluid transport and processing systems.

Ancestors (5)

  1. Control theory
  2. Applied mathematics
  3. Fields of mathematics
  4. Mathematics
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