Instrumentation Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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 7945

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

ABB,

6 13784

what is the process to make control schematic ?

2247

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

5 11039

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

ACC, Oil India,

3 8299

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 11608

how flame detectors sense the flame.

3 7632

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

4 18031

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

1 4092

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

9 15593

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

L&T,

2 7031

What is the formula To convert Degree centigrade to foranhight.

5 10347

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

3 30230

what is the difference between the microcontroller and PLC?

HAL, Havells,

9 37361

Explain Split Range Control In Control Valve Briefly.

5 30446

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Un-Answered Questions { Instrumentation }

How to erection of DCS Panel at site step by step

1496

What do you know about gail?

2470

plz tell me clearly about PID.."when v have to change I value,D value,GAIN??

2177

how the arrangement of equipments done in control room

2003

Can Any body tell me about the Contact or Email id of any good Consultancy which help me to find a job in Instrumentation Field in India .I have Six years of Work Experience in the Same field.Please revert me back on shammi_gwalior@yahoo.com ?

1841

i have been asked by QAFCO to appear for interview for thy post of Instrument Designer(INTOOLS)..i m engineering graduate with 5 years exp. in design engineering.Will this job profile suit me??i need all ur help n suggestions for thy same?

2218

How to Calibrate Level Troll in field

1403

IN CONTROL VALVE SPECIFICATIONS GENERALLY TERM " DE- 200" ."DM -400"USED,, WHAT IS DE/ DM STANDS FOR?

2226

Positioner usage.

1934

What is super thermocoupal?

2213

What is offset in a control system.

9010

whatis range of marcury filled tempereture gague

1950

How will you calibrate an Absolute Pr.Transmitter of range 400mmHg absolute ?

2039

how to calculate control valve bonnet size?? or how to select its material?

2438

What is the calibration procedure of Drum level transmitter if range is 0 to -400 mmh2o in lab?

2107

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