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

Instrumentation Interview Questions

Questions Answers Views Company eMail

There are many type of control cable like pair,core,tried, What are defination each one

Birla,

2154

How to work togather like sov,limit switch,proxy switch and booster in xv

4221

in a power plant main steam flow is volumetric or mass flow? is it required compensation?

Wartsila,

1 5470

what do u mean by compensation n pid tunning?in pid tunning what you tunned?is it possible 2 tune p i d

2 5399

how u meassure room temp?is it possible 2 meassure room temp by rtd or thermocouple?between rtd n thrmocouple which is more regard?3 meassure diff. between rtd n thermocouple?

3 6586

how many types of spped sensors n vibration sensors?their basic principle n connection?

IOCL, ITC Infotech,

2566

can a control valve works without positioner?why need tunning of c/v?

4 8412

why need 3 element system in power plant? if it is not there then what l happen?

5 12351

what is axial shift n what is differential expansion in turbine? how many sensor probes r mounted for this n how it works?

Apple,

2 33200

basic connection and principle of axial shift sensor n differential sensors in tubine describes n draw......

2371

in a power plant which system are compensated?

2 5446

what do u mean by 2/3 soleniod valves?

Nile Sugar,

8 35190

how to calibrate the interface leveltrol

Lanco,

1 6904

what is the reason for flow fluctuations happen on differential flow transmitter during in service

2 5884

what is the path to communicate from profi to ofc.what is the means of communication.what is multi cire cable in ofc.

1 4113

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Un-Answered Questions { Instrumentation }

i want to find out iffco get test paper

13123

Is it ok, to use non-contact type Radar type LT, on a tank that is half circular from the bottom side? If yes the, isn't the waves gonna bent in other directions?

2186

how to calculate the total flow in square root

2404

What is frequency factor in massflow meter? When using frequency output?

1863

basic connection and principle of axial shift sensor n differential sensors in tubine describes n draw......

2371

Sir, I am working as a Instrument Engineer in Grasim Industries. Can any body provide question answer for interview purpose

2256

in sulfur process what is material of impulse line we use to connect with transmitter ? and does teflon affected by sulfur?

2270

Where is wet leg is used?

1061

how u calibrate sox nox co2 co in cemps?what is opacity n HPm?tell the standard parameters of cems?

3663

What is three element drum level control system why its better than single element?

2569

Please asked me How calculate DCS controller memory.

2775

HI, can anybody give details about GAS TREATMENT PLANT CONSTRUCTION,as INSTRUMENTATION ENGINEER what are the responsibilites.what are the instruments mainly instrumentation engineer will deal with

2091

Why not come out analog output in ABB EL3020 when display show correct value

1885

draw shematic diagram of c/v positioner(smart type)?

2224

What is Droop? What is Step/Gradient Limiter in Turbine Governor control?

3402

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