Instrumentation Interview Questions
Questions Answers Views Company eMail

What is rang ability?

1786

what is the calibration procedure for transweigh make weigh feeder?

Anjani Cements,

3453

Which is the best field foundation bus. ( FF ) Yokogawa, Honeywell or others ?

GNFC,

1344

-200mmwc to 500mmwc range transmitter have there 4mA is -200 and 20mA is 500.what is the range in 12mA?

NCC,

5 4310

What do you need to consider when installing a flowmeter

2 2970

When doing a liquid seal on a differential flow transmitter , most of the time the sealing liquid will be heavier then the process fluid. For wich application will the sealing liquid be lighter than the process fluid if transmitter is mounted below the process line.

Chevron,

1397

Where do we consider the pressure in mbar & where do we consider the pressure in bar & why is it so ?

BOC, Jindal Steel and Power,

2 2612

What is transmitter

GNFC, QNFS,

2 3407

components of control circuit belongs to control valve

KOC,

1229

why we are using (-24VDC) and where we r using plz tell me

7 5151

What is the difference between instrument earthing and normal earthing? and why is it necessary to do so?

Atul,

3 29688

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

Jindal Steel and Power, SAL Steel Power,

1616

What is full form of hart communicator?

KOC, UPL,

2 5726

What is the Working principle of Dozing valve?

Shree Cement,

1772

Can anyone explain about ELectropneumatics principle?

Forbes Marshall, Step,

1 2516


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

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

1853


all types of liquid analyzer principle with drawing?

1529


what are the documents(Construction point of view for a process plant) submitted by contactor initially entering in to new site for client?

1748


What are different types of control valves?

685


why we use the ac supply load cell>?can we use the dc supply load cell?advantages and disadvantage of the ac supply load cell?

5879






Specific gravity.

1465


How does temperature bath work? How does coil gets heated only by applying some current?

1334


Tr. Wiring for calibration.

1563


Why do we floating DC in DC system.

2375


Can any body tell me about SAP MAINTINANCE MODULE. WHAT IS its function and application. And study material Source about it. I shall be very thankful.

1485


Why upper weighing limit of electronics balance is 90% of the total weighing capacity?

1662


how to turbine speed measurement?

1159


What is the right procedure for adjusting the gap voltage of bently nevada vibration sensor?

14393


How to calculate mmwc values into tonnes?

765


what is function of switch, and how is it work, explain with difination

1791