Instrumentation Interview Questions
Questions Answers Views Company eMail

what is the difference between Cv and air consumption? why the customer needs Air consumption details?

1523

How to consider the flow directions for control valve (Globe) Is the there any easy understanding in order to select the flow directions?

3 5585

I have seen the Temperature element (T/C & RTD) installed in process line on 45 degree position, Why? What it mean? How many types of tapping position for temperature elements?

4 10026

Please explain about FAT? What is the difference between FAT and SAT?

IBM,

6 30993

Explain Difference between Bech set and operating range of control valve

3 8829

what are the standards used for earthing instruments in the field?

1 6662

What is the difference between Analytical instruments and other instruments?

Schenck,

7 34364

What standards are used for earthing of field instruments?

1 10311

what is the difference between 3,4 wire RTD sensor?

HTA Instrumentation,

6 14514

what is the si unit of pressure?

HTA Instrumentation,

6 8177

I need control valve ISA hand book. Is there any site to download that big book containing all the pages. Written by Paul Friedmann

1877

what is full form of NAK?

1 4560

WHAT IS DIFFERENCE BETWEEN TWO WIRE RTD AND THREE WIRE RTD?

Yokogawa,

5 42469

why full bore ball valve is not used in steam applications?

1 5620

what is the importance of CV in the control valves? how it is calculated?

1959


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Un-Answered Questions { Instrumentation }

Can anyone send most commonley asked Instrumentation questions and answers in cement industry please?

1541


For crude application in floating roof tank, how to calibrate a DP Transmitter? How is the floating roof weight considered?

5004


what is o2 analyzer and how it measured ,what is the role of this analyzer in cfbc boiler...

1532


Draw bode plot of any transfer function. Why is plotting bode necessary?

1869


Turbidity analyzer working principle ?

1331






Which are all the commonly used Bordon tubes in the pressure gauges. Do any one use ASTM A 312 tubes for this purpose?

1317


what is scale factor of proximitor & unit of the vibration.

1681


What is the use of GMV in turbine?

3730


how is work pressure switch& level switch?what is the principle of this?

2129


What is the use of temprature compensation?

712


How to calibration a control valve?

699


I am manjunath having exp in maintenance of chemical plants,know i want to do a design course INTOOLS,after doing design course can we get jobs in design field.sinve i dont have design exp..

1341


please send me the inteview questions in IOCL

1764


what is IEC code in cables & how to selecting cables?

1290


How to Calibrate Ultrasonic flow Transmitter in Field

796