I am applied 100 % pressure on to the air to open control valve,but the valve is not fully closed..and 10-15% is open the valve. how to calibrate the control valve?
OPaL,
3 4507I have a problem with a valve (air to close). When it is fully closed and try to open 1% it doesn't responce till 3% open suddenly more than 3% then back to 3%. I tried to tune positioner then removed it, the problem still exist. Any idea
3 4038dear sir we have insatlled positioner model no.sipart PS2 make Siemens at our control valves . now problem is if we want to increase the response of valve opening speedy /fast. what parameters do we change for positioner ? any idea. please guide us.
CPL,
1 1989how can i calibrate the temperatuture gauge used by temperature bath(dry block) i mean step by step procedure?
1 1769Pressure tx shows 1 mbar but we need 1000 mbar at this process condition .. how can we sort it out .
1 1781Post New Instrumentation Questions
send me model hpcl questions pleas..........my mail id mohideen.dharvesh@gmail.com
can any one tell me when ongc placement test and its forms is available????/ pls tell me if u know
use of split range ? where it is used ? in which control loop it is used ?
please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...
hello can yoy pls send me previous papers of jindalpower and steel ltd.....'m from instrumentation..... mani1048@gmail.com
pls suggest suitable MOC of diaphragm for pressure measurement of UREA grade solution service fluid.
i hav applied for the post of engg. in iocl so please require the past test papers fro instrumentation engg please please help me and send me the papers or tell me the pattern and type of ques asked in examination......
hi sir yhis is zahid ali i am preparing for the jspl at oct.4.please send me the recently updated sample paper.
DEAR SIR/MADAM MY NAME IS ARKAPROVA BHATTACHARYYA.I AM A FRESHER INSTRUMENTATION ENGINEER.CAN YOU PLEASE SEND SOME QUESTION PAPERS OF GRADUATE ENGINEER TRAINEE EXAM OF DVC(DAMODAR VALLY CORPORATION).MY EMAIL IDs ARE arka_aec@rediffmail.com.
plz send me general of ongc
any body who gone thru recent iocl interview.INSTRUMENTATION questions. I need.
Can any one tell me what type of question asked for instrumentation and control interview panel??? pls mail ramashankar.goel@gmail.com
Can any one send me IOCL instrumentation question papers.. i dont know the pattern of the questions and what to prepare can any one help me on this .. my email id is anwarnishil@gmail.com
principle of dead weight tester ?
Good evening all I need a small favour regarding reliance paper i wanna probable sample papers(e&i) of reliance. if any of u have any idea about dis then plz mail me back.i belongs to electronics and instrumentation engg.so i need e&i papers. thanking u....
