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Instrumentation Interview Questions
Questions Answers Views Company eMail

what should be the distance of vibration sensor & to the point where vibration to be measured Ex turbine axial displacement

3 8175

d/p flow transmitter LP side give to pressure.what you geting out put ? how you get(ma)?

ABB,

6 14166

what is the process to make control schematic ?

1 2330

WHAT IS A CALLIBRATION? WHAT IS MEEAN BY LOOP CHECKING INCLUDES PRESURE, THERMOCOUPLE,TT,DT?

5 11365

How to ensure vibration sensor functioning accordingly.With out using an other sensor.

ACC, Oil India,

3 8554

in instrumentation why we are using 4-20mA , why not voltage ? if somebody design a instrument which works on voltage then can we use that instrument?

6 11933

how flame detectors sense the flame.

3 7889

what is the working principle of ABB gas analyser of kiln in cement industries

4 18309

what is pico fuse? how this different rom othe fuses and how to locate it inside the card?

1 4227

which type of rtd is good for any system,2wire,3wire or 4 wire

9 15952

what's the minimum level required of SIL (safety integrity level)to use fire and gas system?

L&T,

2 7274

What is the formula To convert Degree centigrade to foranhight.

5 10659

What is the formula to know the error of weighfeeder after having drop test.

3 30509

what is the difference between the microcontroller and PLC?

HAL, Havells,

9 37900

Explain Split Range Control In Control Valve Briefly.

5 30800


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Un-Answered Questions { Instrumentation }

please send data bank of quetions answers on analytical instrumentation.

1991


I am manjunath having exp in maintenance of chemical plants,know i want to do a design course INTOOLS,after doing design course can we get jobs in design field.sinve i dont have design exp..

1839


sir, give me placement papers and interview quistion of birla group company of copper.

2933


hello can yoy pls send me previous papers of jindalpower and steel ltd.....'m from instrumentation..... mani1048@gmail.com

2081


this site is owned by an nonsense

2407


hye SAM acn u send your e mail id, so that i can solve my query through e mail?

2349


send me model hpcl questions pleas..........my mail id mohideen.dharvesh@gmail.com

2335


hello friends, can you please send me the model paper or question paper to be prepared for hpcl examinations????????? You can mail me at rahim_here@yahoo.com waiting for your reply........... help me .. plz.....

2682


any body who gone thru recent iocl interview.INSTRUMENTATION questions. I need.

2576


A PLC is programmed to drive three motors A, B and C as follows : After running motor A for an hour, motor B should get ON and motor A should get OFF. And after running motor B for an hour, motor C should get ON and motor B should get OFF. And after running motor C for an hour, motor A should get ON and motor C should get OFF. (That is, a cyclic repetition with time period one hour) Now, the second condition is: If any motor gone faulty and is tripped, the consecutive motor should get ON and the faulty (tripped) motor should be eliminated from cyclic repetition. The remaining two motors should bear the cyclic repetition of one hour each. (For healthy motor take logic as high and for tripped motor take logic as low) Now, the third condition is: When motor A load(Amps) exceeds 60% of its rated load, motor B should get ON in parallel to motor A. And when both motors A & B are running in parallel, and if their load exceeds 60% of their rated load, motor C should also start in parallel to A & B. [Here the cyclic repetition is eliminated, until their loads become normal(40%)] [Take logic high(1) for load at 60% and logic low(0) for load at 40%] Now draw a flow chart or a ladder diagram to fulfill the above condition.

2263


Can any body help to get Rsemulator 5000 free from internet if possible then give me any link or any help .

2584


What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.

2298


hi sir yhis is zahid ali i am preparing for the jspl at oct.4.please send me the recently updated sample paper.

2266


What is the Working principle of Dozing valve?

2294


please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...

2077