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Instrumentation Interview Questions
Questions Answers Views Company eMail

what is cold loop? difference between hot and cold loop?

Adani Power,

1573

what is the use of impulse line in AFBC boiler , WHY WE CONNECT IMPULSE LINE TO TRANSMITTER , DRFT GAUGE ETC ????????

Jindal, Reliance,

6 12795

What are the most frequent problem faces with Vortex flow meter?

1 2853

Control valve Flow characteristic. How the equal percentege curve form?

5 8286

what is instrument philosophy

United Automation,

1570

what is the difference between sensor and tranducers?

12 14033

how to calibrate any tansmiter by loop or hart calibrator

2 4931

WHAT IS THE DIFFERENCE B/W PLC and DCS

Bhel,

10 11419

What is a PID?

6 7384

Explain how thw analog to digital converter works with the circuit diagram

2018

what is three element loop

7 17043

Why the industry's standard current standards are from 4mA to 20mA,not from 0mA or any other range?

3 6071

We are using Rosemount 5400 series Radar Level Transmitters in all types of Sump Applications having oily water hdrocarbon petrochemical nature. What we are facing the problem frequently is that always getting reading frezzed at some value. If we do power recycling , sometimes it is working . then making same freezing problem. If anybody faced before such type of problem and also having solution , Please give the answer.

Sabic,

1584

why pneumatic control signal output is use 0.2 to 1 kg/cm2

Jindal,

3 7604

Why we use mmwc unit for pressure

3 7095


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

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

1170


Reason for capillary type dp level transmitter fluctuation

1290


What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.

1638


I wnat to practice more online type questions .so will you show them me to take a practice test?

772


can anyone tell me about the basic concepts to consider before to start a PLC panel wiring

1353






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

1421


whatis range of marcury filled tempereture gague

1348


Why the ammonia and Nitric Acid level indicators is with millimeter ? and What is the conversion form millimeters that level indicator indicate to weight ?

1047


i have done DAE in Instrumentation and Process Control. i have applied for an apprentice training in chemical company after three day my interview will be conduct but i need more information about industrial process control and controller. my e mail is imran_dilsetu@yahoo.com please tell me interview question relative to instrumentation ?

1678


i am having information technology branh ....... can i prepare for psu exam

1536


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

1580


what is the current pay package for an instrumentation engineer having 2 years of experience in cryogenic technology???????

4018


how to calibrate corollaries (Mass flow meter)?

1470


hi i am eswar i want to know the instrumentation interview questations for eil(engineers india ltd) i have applied for engineer post in eil please help in this.my mail id eswar310@gmail.com

1787


NPN transistor, SCR, Zener diode, LED, Varactor diode, Vortex meter, RTD, Resistor, Crystal

1578