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ABB Instrumentation Interview Questions
Questions Answers Views Company eMail

WHAT IS THE DIFFERENCE BETWEEN PLC AND DCS

55 95341

WHAT ARE MAIN DIFFERENCE BETWEEN DCS AND SCADA?

7 23401

what is difference between modbus & fieldbus

1 21915

whatis diference between zero pressure and obsolute pressure

1 3964

How to Calibrate Penumatic Transmitter.LRV= -60 URV= -20.Can u give me Answer.

9 15046





why bevelling is done in an orifice ?

4 6269

explain the working of Coriolis Flowmeter.

2 7111

explain Cascade Control strategy with the help of a block diagram. also exlain its working in a distillation column

2 8759

relation between flow and differential pressure.

7 26503

any questions on motor and energy conversions machines?

1155

Explain the working principle of variable frequency drive?

2390

which processor is used in dcs.

1193

I have one DP transmitter of range 0-500mmWC i have to calculate its range in M3/hr for flow measurement so whats the formula.

4 11359

Why three wire is using with a RTD?

3 9237

d/p flow transmitter LP side give to pressure.what you geting out put ? how you get(ma)?

6 9037

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ABB Instrumentation Interview Questions





Un-Answered Questions

What is the purpose of an extended log?

46


Explain what are the notations used in evaluation of arithmetic expressions using prefix and postfix forms?

58


Name some translator and compile options and explain their meaning?

1620


what is the form name for use functional spec? what are the steps in functional specs?

992


What is the latest panda update ?

12






Why char array is favored over string for the storage of passwords?

29


What is the port 8000?

20


How to add 2 new fields in a file? How many ways are there in as400?

335


Explain regular expressions?

20


How can we detect that the other end of a tcp connection has crashed? Can we use "keepalives" for this?

35


How to estabilish reinforcement Steel rolling margin for a building projects ?

2974


what is the system function to get current user's user id? : Sql server database administration

22


How to calculate quality score and ad rank?

1


why Y CONNECTION IS BETTER INTERMS OF EFFICIENCY AND P.F FOR A LAOD LESS THAN 40% AND WHY AFTER DELTA IS BETTER FOR > 40%

869


What is the Repository and how many types of repository?

1