What is the definition of direct acting valve & reverse acting valve
Answers were Sorted based on User's Feedback
Answer / manoj
If the difference between the Set Point and the Process Variable is directly proportional to the Controlled Output to the valve, then it is direct acting.
If both are inversely proportional then it is reverse acting valve.
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Answer / nagesh
Output = SP-PV ------ Reerse acting
Output = PV-SP ----- Direct acting
Is This Answer Correct ? | 1 Yes | 1 No |
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