What is the purpose of a control valve in a process control system?
A. To regulate the flow of a process fluid
B. To regulate the pressure of a process fluid
C. To regulate the temperature of a process fluid
D. To control the level of a process fluid
Answer:A
What is the purpose of a control valve in a process control system?
A. To regulate the flow of a process fluid B. To regulate the pressure of a process fluid C. To regulate the temperature of a process fluid D. To control the level of a process fluid
Explanation: A control valve is used to regulate the flow of a process fluid in a process control system. By adjusting the valve’s position, the flow rate can be increased or decreased as needed to maintain the desired process conditions.