Instrumentation Interview Questions
Questions Answers Views Company eMail

How to calibrate electronic type level switch low?

1 8145

Explain the combusion chamber

IFFCO,

1566

1 How to calculate dp transmitter steam and water? 2 impulse line for liquid steam and gas

Sitara Chemical Industries,

1 4798

WHAT IS THE MAIN WORKING OF BOILER.

3 5055

Definition of level

3 4896

what is flow

2 4639

what is beta ratio?

3 6274

please tell me how to convert double acting ytc positioner yt-1200 into single acting ytc positioner ?

1 3381

why we are using drum level control valve air to close?

1591

On drum level, why we are using air to close Control valve?

L&T,

4 7684

How servomotor controls throttle valve of TURBINE?

1480

if temperature transmitter is showing wran. sensor 2 fail how can you remove from the transmitter display m/n.3144p rosemount

Baumer,

3 4666

I WANT SECURITY PAPER MILL, HOSHANGABAD TEST PAPER.KINDLY SEND TO MY MAIL ID

2284

To calculate temperature, why we multiply 25 with mV?

2 6761

If we increase only P what will be controller action ?

IMECO,

1617


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Un-Answered Questions { Instrumentation }

explain key exchanges in all security modes WPA,WPA2,TLS?

1487


what is span value and zero ? and how set ?

1059


What is zone,loop/fire alarm system?

2064


Why boiler chimney area  oxyden sensor fixing? 

2038


How RAL(Rotary air lock)works in cement industry?

1947






Which topics are covered in Process Control?

1629


what deference between panel earth and systemearth

1759


any body please send me the old question papers of ongc test.

1665


How can i copy program (parameter) from mm440 (V.F.D.) by using BOP?

2267


what is the working principal of pribe

1800


in differential pressure transmitter,min&max pressure range for hp&lp

1521


How we connect a instrument with ground, Give brief explanation with help of diagram?

1642


why direct mounted pressure transmitters is always installed with DBB ( double bleed block) valve in process line or top of the tanks ?

1573


Why is it necessary to use compensation leg to measure the liquid level in a closed or pressurized tank?

1897


With N nodes and B branches what will have a network ???

1512