What is the function of positioner in control valves? does the control valve operate without positioner?
Answer Posted / jagan kumar
Positioner in control value is used to provide feedback about the position of the value. ie: How much value is opened eg: 74%. control value can be operated without the positioner.
| Is This Answer Correct ? | 0 Yes | 6 No |
Post New Answer View All Answers
how to design orifice plate?what is the equation?
What is the difference between PLC and DDC?
how to relay switch sense the fault?
Emergency Shutdown Systems/ Plant Shutdown System.
What types of Instrumentation Related Questions can an Interviewer ask in a Telephonic Interview ?
Identification of control valve parts.
Hi Friends , i need one urgent help , i am preparing for M.tech entrance examination , i need some obejective questions related to instrumentation field. where can i get those ? can anyone help me pls ?
KAlman filter code for two dimension?
Name different types of bourdon tubes.
Describe the typical instrumentation used in monitoring the performance of a shell and tube heat exchanger.
What is the advantage of using locally fabricated hook ups over Pre fabricated hook ups in process instrumentation?
Please send me the sample question of Instrumentation of hpcl/iocl exam. my mail id hihi_kiholo@rediffmail.com
for oil & gas industries which zone is normally preferred? why? give its example?
why we are using digital signals for I/O & how to measure this signals is getting or not ?
Which is your favourite subject & explain any one topic of it.