Instrumentation Interview Questions
Questions Answers Views Company eMail

whether radar level transmitter is applicable for the open tank

TCL,

1 2849

what is the difference b/w wet leg & dry leg level method

2 4614

what is LAS in foundation fieldbus protocol?

1 3690




WHAT IS AN INTERLOCK SYSTEM ?? HOW THEY WORKs ?? WHERE IT IS USED ??? MAINLY ??

TATA, Tata Steel Limited,

2 4842

What are the processes Variables?

4 2903

Define all the process Variable and state their unit of measurement. ?

1771

Explain, and give a real-world example of MODULATING control

1 3471

Explain an adaptive / self-tuning controller’s major draw card.

1194




Why would an Engineer consider combining FEEDBACK and FEEDFORWARD control in some applications?

Jindal,

4 4656

For what reason would you possibly be compelled to make use of a Smith Predictor. Explain the idea behind the operation of this device.

862

Describe the concept of Gain Scheduling, as currently found as an option in some controllers.

1 2227

In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.

872

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

1496

whatis range of marcury filled tempereture gague

Dr Reddys,

863

What is require for PLC Programming?

6 11413


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Un-Answered Questions { Instrumentation }

List three types Level Transmitters with their working principles

990


What is the exact differences between HART,FOUNDATION FIELDBUS,PROFIBUS?

2332


May I have a brief note above the voltage barriers? Whats is the purpose? Please mail me if you've operational details, mail id: rajkumar.diice@gmail.com

923


detail of mass flow meter pricipal

1087


hi,i am doing 3 year in electronic and instrumentation engineering. what type of aptitude questions will be asked in a core industries and how can i improve my skills in instrumentation?

818






can you send remote seal interface level transmitter calculation steps for oil water saperator.

1444


what is the responsibility of an instrument commissioning supervisor

1615


pls suggest suitable MOC of diaphragm for pressure measurement of UREA grade solution service fluid.

1899


how pressurize drum calibrated ?

857


Drum level tx with GP4 with zero elevation:7300mmh20 on HP and 8050mmh2o on LP as range but on commissioning the tx readiing is max,Why this reading?

815


What is surge and how is it prevented, what is the purpose of bypass valve across AS valve.

803


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.

1121


I have energy meter for educational project having 0.5s class but my friend need 0.2s class meter , which one is good for that purpose and what is the actual difference of that two classes , need very easy example also.??

363


wich is coming the first HAZOP OR SIL

1615


How will you calibrate PID controller? explain with example.

1294