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

Instrumentation Interview Questions

Questions Answers Views Company eMail

pl give the guidance for DUBAL written test

1 4016

What is stripper & spilitter ? Diffrence in this.?

JSW,

2481

What is hp & mp seperator .& what is its working principle ?

2228

What is SCADA ? WHAT is it role in DCS ?

Honeywell,

3 12261

What is hp & mp seperator .& what is its working principle ?

Chevron,

2630

What is stripper & spilitter ? Diffrence in this.?

3012

transmitter in 3 connection +,-,And test mode so how Use To Test Mode

Essar,

1 8009

How can I read the electrical drawing easily?

Plot Enterprise,

2 6641

Can you explain drawbacks between P,I,D & PID controller

JSW, Priya Cement, TPL,

1 9651

why we are giving negative supply for vibration sensors?

Shell, Solex,

3 11518

how to calibrate and troubleshooting of leveltroll?

Kharafi National,

2188

Can we use PLC in Hazardous Area?

MNHG,

2 8229

What is ALSPA 370 control system

DUBAL-Dubai Aluminium,

1 5430

what should be distance from tapping point to inallation place of instruments?

Tasnee Petrochemicals,

3 6466

What is surge in compressors? How to detect and control it?

Kharafi National,

3 8774

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Un-Answered Questions { Instrumentation }

What are different types of valves?

1334

please someone tell me what is function of vibration sencer and how many types and how to control viberation.please. my id is jimmykhan077@gmail.com

1833

I want to know the questions asked in ONGC interview(after being selected in the written exam) for Instrumentation branch.Kindly help.

2270

on interface level transmitter model(RTG3302-EMERSON) What is threshold valve how can we select correct threshold value T1,T2,T3,T4 When interface water & hydro carbon

2155

What are continuances of connecting earthing and shield of branch cables (instrument to Junction box), at the same earthing pot provided on JB? Is it ok, or may produce some problem?

2496

What is difference between ESD and PLC please Explain me clearly.

4892

How we calculate orifice plat size???

1530

the output of the common trasmitter protocol in qatar gas are the following

2017

can we copy the software from a transmitter using hht(hart 275) ?

2077

How to calibrate Magnetic flow Transmitter in Field

1270

what is a vortex flow meter,mass flow meter and electromagnetic flow meter.particular use of this.means in which condition particular meter is used.

2239

How to calibration a control valve?

1166

How does work A temperature valve or fv control valve in process plz brief me

2452

What is the difference between uv and ir scanners? and what is the workig principle of both

2371

Define the terms Accuracy, precission, Spam, process tolerance while doing calibration of an instrument? Explaini with an example?

2104

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