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.
Is This Answer Correct ? | 0 Yes | 0 No |
Answer / nagesh
Output = SP-PV ------ Reerse acting
Output = PV-SP ----- Direct acting
Is This Answer Correct ? | 1 Yes | 1 No |
Explain the working of an enraf level gauge.
what5 does intrinsically safe mean.
What is the use of each wire in three wire RTD
Q-Explain the different load conditions that will produced different offset which may or may not be acceptable to thhe control function
in i/o panel for digital ouput(do) how much power(in volts) we must give?
hello this is dhinakar subramanian. how to piping and instrumenation drawings and also how to create the data sheets...
What is sensitivity in vibration probes..?
why 8bit microprocessor referred as 2^16?
how to calibrate transmitter online (in running plant)please explain correct procedure
kindly sent some demo question and answer
can we use flow transmitter instead of level transmitter?
Working principle of magnetic flow meter ......and calibration procedure of e+h magnetic flowmeter...