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Instrumentation Interview Questions
Questions Answers Views Company eMail

why we are using pnp npn for sensors is there any other type?

CGL,

1 2623

why we are using boosters at glass furnace is there any other thing?

CGL,

1 2335

admittance level sensor meaning?

CGL,

2 4358

How comparison of objects is done in PHP5?

TIS,

1 2822

Why MUX JB's are using only Temperature Element in Fundation field bus?

Reliance Industries,

2386

why we use 3 wire rtd direct wiring for temperature measurement instead of temperature transmitter like bearing temperature

ABG Energy,

1869

What is the difference between precision and repeatability of any instrument. Why it is measured always in percentage

2 3758

How do understand by hart protocol?

BW Instrumentation Electrical,

4 4906

Yokogawa dcs nodes advantages?

Petrochemicals,

1967

Yokogawa dcs normally where will change 4-20 MA to DC voltage( node or I/o cards?)

1 3443

Boiler flame scanner advantage?

Fluke, Petrochemicals, Tata Chemicals,

1880

give classification of transducer based on type of application

2 3572

How do you calibration D.P transmitter? ?

Power Plant,

2 4244

In which principles tx ,pressure gauge,Temp gauge,control valve works?

Bajaj, Professional Instruments,

1870

How to work temperature gauge?

KJS,

1929


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

Which Signal hart communicator work? If there any signal change when hart connect while transmitter in line ?

1455


what is your eligibility criteria for freashers?

2198


diff between neutral ,ground,phase , earthing and shielding?

2333


How can measure flow in oil line?which type of transmitter is generally used?

4297


what is the difference between profibus and controlnet networking.

3284


Galvanizing.

2000


In dcs panel we are using diff type of modules ?what is module ? what is the use of modules ?diff type of module?

2045


How to calculate P,I&D value in PID controller ?

2208


What is the difference between PLC and DDC?

2234


define feed forward control loop with example and drawing?

3251


Which topics are covered in Process Control?

2215


if in a level tx height is given, how u calculate the ranges of the tx?

7848


Explain Gas Turbine startup and shutdown sequences

4385


please send the sample qustion paper for iocl written test ..

3760


In a gas over oil actuator, after the opening/closing of valve, how the gas is vented out? How does the hydraulic/gas circuit function?

1877