Can a pneumatic control valve work without positioner?
Answer Posted / vergel
No, that is why i call a control valve, we need positioner to control the position of the actuator, if its a simple on off valve, no need for positioner...
| Is This Answer Correct ? | 1 Yes | 4 No |
Post New Answer View All Answers
How to Calibrate Ultrasonic Level Transmitter in field
How many types of sensor
explain key exchanges in all security modes WPA,WPA2,TLS?
Coal mill Instruments Equipments for cement plant And process diagram ?
how to calibrate mass flow meter (Coriolis)? Example calibration range: 0 to 2500 kg/hr line size 3" fluid: Etheline glycol (MEG)
how do i tune dearator pr control valve using PID. we set the set point is 0.6kg/cm2 now i want 0.5 to 0.7kg/cm2 limits so what should i give p,i,d values. then pls explain how do set pid values for control valve tuning?
Explain Gas Turbine startup and shutdown sequences
What is the start up procedure of desalter
The Design Calculation of Level Transmitter For Different Structure open & Closed Vessel, Eg. Diff. Level Tx., Capacitance For Continous Operation
how radio frequency level probes works with its controller ? what is its principle ? pls give me brief explanation?
please send me the inteview questions in IOCL
can any send me a forbes marshall dtron 316 manual
Explain about the leakage class of the control valves
In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.
Explain why use mmwc unit?