how to calibrate a control valve?
Answer Posted / deba
BY using DRUG calibrater we can easily calibrate just we
need a air line having pressure of 6kg as input of CV.
by giving 4-20mA signal through DRUG.
for example
4mA CV in close position
8mA 25%
12mA 50%
16mA 75%
20mA 100%
| Is This Answer Correct ? | 123 Yes | 21 No |
Post New Answer View All Answers
What are different types of control valves?
How many interlocks at turbine side?
Can combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?
which type of signal used in instrument?
how to work static pressure sensore how to work dpt
Sir, I want junior executive, Instrumentation question papaer for IOCL, Plz send to arabinda.ghosh83@gmail.com
Instrument QA/Qc what is the project quality plan?conduit inspection RFI. which documents attache with package?
what is the process to make control schematic ?
typical loop drawing of a simple feedback control comprising of one transmitter and one control
hye SAM acn u send your e mail id, so that i can solve my query through e mail?
how to calculate orifice sizing? and tell me if pipe size bet 50mm t0 200mm then we can use pipe flange??? and above 250mm pipe size should i use D & D/2 Flange? is it right or wrong?
pls provide me syllabus and old question paper of instrumentation engineering for GET(JSPL)
What is shielding effect?
Explain about safety integrated level protection? . How it was differ from other protections ?
why we are not using the turbine flow meter in the steam service?