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

Instrumentation Interview Questions

Questions Answers Views Company eMail

We have yokogawa cs3000 one fcs and 4 his. After download to his, showing successfully at es, but not transferred to his.

Shyam Steel,

1 2687

How LVDT position transmitter works on DC supply(24vdc) from DCS, whereas transformer operates on AC supply? pls help..

1 2810

how to calibrate pressure gauge(we can not able to fixed by pointer screw adjustment and pointer re fixing method)

Nestle, Reliance,

2 3991

protection relay watchdog contact operation?

L&T,

1964

any one suggest me how to calculate percentage of air leakage with formula,

SSL,

1838

what is the difference between attemperator and desuperheater ?

5586

what is zero and span ?

1670

Difference between ultra sonic flow meter

1998

What is the use of temperature compensation?

2016

How earthing can be checked????

2415

what are the values of fuel flow rate in various places in boiler.

1732

What is controller? What is transmitter?

1 2847

Vibration probe working principle?

Tata Steel Limited,

1 3879

GWR radar transmitter working principle?

Tata Steel Limited,

2 2982

Turbidity analyzer working principle ?

Tata Steel Limited,

1790

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Un-Answered Questions { Instrumentation }

What is ultrasonic flowmeter?

1118

How to interfacing microcontroller with a DC motor

2067

I want measure the volumetric flow of gas in waste heat recovery Boiler?Tell me how and which type of instruments required. Plz mail me:naba02222@gmail.com Sam please post the answer .

1975

Why do we floating DC in DC system.

2904

How to fix back the valve actuator stem

2067

all questions related to instrument technician in any offshore oil and gas company.

21677

what is orfics working in main steam line. is it increase pressure, velocity of steam flow and dicrease steam flow rate. or any other

2196

What is the use of each wire in three wire RTD

2508

What is instrumentation instrumentation engineering?

1109

Type of level transmitter commnly used in Procees area are the following. a.________________This type of level transmitter works as follows

2110

how 3 out of 2 Logic/interlocks works? give brief explanation with help of diagram.

2311

plz send me general of ongc

1956

How will you calibrate PID controller? explain with example.

2439

why I need valve guard and whats different between guard and positioner ??

1401

Coal mill Instruments Equipments for cement plant And process diagram ?

2928

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