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

Instrumentation Interview Questions

Questions Answers Views Company eMail

What is the Differance between Graphics And SCADA Graphics? SCADA Graphics have less access?

Honeywell, Thermax,

3 9449

what is the difference between auto tuning and manual tuning of controllers(eg:PID,PI,PD CONTROLLERS )

GATE,

2 12401

Why hunting will occour in control valve?

6 47405

what is meant by Valve reversibility?

2 5572

what is meant by turn down ratio?

Avant Garde,

3 11860

what is IPS (instrument protective system)?

2 14696

how to calibrate control valves & power cylinders & ultra sonic level transmitters

ABB,

2176

how to know power plant process with corresbonding laws&thoeries

Bhel,

1 5870

for indiacation of turbine(china) bearing temperature what type of sensor will be used(i.e. rtd or thermocouple or themister ) ? why it is ? i need clear explanation ?

2 6368

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 .

2030

Why all the drains(Gland sealing,ESV,Casing inlet etc) are directly connected to the flash tank instead of hotwell of the condensor in the power plant? My Email Id:naba02222@gmail.com

ABB, Jindal,

2346

define SIMULATION a and what is the need of it

Siemens,

3 9242

define COMPENSATION??

Bosch,

4 8730

what is radar type level transmitters and its basic principle and how to calibrate it

ABB, Inovonz,

4 20894

Can combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?

2044

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Un-Answered Questions { Instrumentation }

What are the types of control valves available

2152

what is thermo coupler and how it works

6184

what is interface level measurement.who can calibrate interface level measurement transmitter online

2586

Speedtronic system .

2021

Explain working principle of lvdt?

1134

Hi,can anyone help me out with PhD programs related to Instrumentation field?I have a degree in electronic Instrumentation?

1983

Difference between 2-Valve Manifolds, 3-Valve Manifolds and 5-Valve Manifolds 3 with diagram

3158

Calibration of controller (pneumatic)

2033

where proximity sensor installed on tank in loading arm application

2320

Sir , i have completed my M.Sc In Instrumentation and presently working in Maintenance department 3 yrs Exp , is there is any possible for work in offshore ..

1882

What is the use of temperature compensation?

2075

Why ac supply load cell is used? Can we use the dc supply load cell?

1121

Why even multiple power supplu r used in instrumentation system?

5069

Calibration procedure for water rotameters

2242

Define cryogenic?

1233

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