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

Instrumentation Interview Questions

Questions Answers Views Company eMail

Briefly describe instrumentation job

1 2920

I HAVE GOT TYPICAL PROBLEM WITH THE TEMP.INDICATION. THE PROBLEM IS THE K-TYPE T/COUPLE OUT PUT IS CONNECTED TO A INDICATOR.THE INDICATION FLUCTUATES SOME TIMES AND SOME TIME IT IS STABLE. WHEN I CHECKED OUT PUT OF T/COUPLE THE MV WILL NOT VARY. WHERE AS INDICATION FLUCTUATES. WHEN I GIVE MV SOURCE TO T/COUPLE EXTENSIONCABLE FROM THE FIELD IT INDICATION IS STABLE. WHEN GIVE MV SORCE TO INDICATOR ITS INDICATION IS STABLE. PLEASE CLARIFY.

5 7229

generally transmitter power supply having some range(12v to 35v) but the out put(4-20 mA) must same for given input.If we vary the power supply voltage then output mA also to be change according to V=IR. Is there any voltage regulator in the transmitter ?

1 3830

2 5138

How would i calibrate a new commissioned flow transmitter???

3 7499

WHY WE R NOT USING THE TURBINE FLOW METER IN THE STREAM SERVICE ? pl explain?

3 6019

1)how we calculate the drum level? and how we select the transmitter range?

3 10011

what are the steps to follow force a particular input or out put from ics triplex esd system?

1 3254

what is the function of a zener diode ?

Honeywell,

2 7427

in which mode of the zener diode act when load voltage is approximately constant

1 3874

In thermocouple could we use the lug for termination or not,Thermocouple is any time,I am currently concerned with K type.please let me know if anybody know

Saudi Aramco Shell Refinery Company SASREF,

4 11013

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..

1741

what is mass flow meter principal?

GIL,

4 8616

Someone Please tell me what are the Pre-Commissioning activities in a Thermal Power Plant for an instrumentaion Engg.

2544

why is honed type flow orifice plate? what purpose it used? how to select this?

4 17741

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Un-Answered Questions { Instrumentation }

What is three element in drum level?

1396

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

5454

How to decrease opening & closing time of on/off valve?

1500

Can anybody tell me which type of question are asked in the interview for the FORMULATION(Pharma) as a instrumentation engineer, & question in building managment system.

2012

god evening sir i am studying m.sc(tech)electronics &instrumention.am i elegible to all industies

1800

who's take first position in process in the timing of new installation flow transmitter and control vavle. give the answer with logical trick.

5192

how to calibrate 0- 150 psi presure gauge by dead weght tester

2011

what about your moleg in pogrees with company

2270

How u measure the massflow in orifice flow measurement techniques

1404

What are primary elements of measuring pressure?

1281

Explain operation of Haskel pump.

2158

Please tell me details about Sox,Nox,SWAS analyser????

3725

please send the drdo exam paper

2388

What is the reason PT speed not incresed in gas turbine?

2401

please tel me the calibration of pneumatic controler.

2149

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