Instrumentation Interview Questions
Questions Answers Views Company eMail

What are the key components of control loop?

1 5817

what is the meaning of wet leg & where is it used?

1 6828

What are the reliability data ,like failure rate etc,for bently nevada systems & vibration probes.

1 3187

please anyone suggest me some good intools training institutes with their place and contact nos.

Thermax, ABB,

1 2006

square root calculation for dp flow transmitter? give me a explanation with example

3 27405

plz... clarify my answer, how to calibrate vaccum (DP)leveltransmitter,it is hart. (digital).DETAILS:(coloumn)closedtank height 2650mm,and tx range is 0-1500mmH20.


1 2386

what happen if i install my pressure transmitter below the elevation of pipe in natural gas service. Also support your answer


3 4337

What is Cryogenic?

2 2565

What are the automatic controller MODES?


2 6989

what is coriolis principle for mass flowmeter?


4 7754

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?


I will attend an interview with GasGas company for a position of Instrument Technician ( Offshore )in next month can anyone tell me what questions they will ask. Thanks in advance.



how to use level tranasmitter in closed tank application.?


3 3834

with the help of suitable diagrams different types of control valves

1 2007

if we have 450 mm heigth boiler drum level ,so what is span & zero value for a dpt tranmitter

4 6303

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Un-Answered Questions { Instrumentation }



please send the drdo exam paper


find the kp ki kd from the transper function G(S)=29.44s+04707/1.5349s2+s


plz tell me clearly about PID.."when v have to change I value,D value,GAIN??


please tel me the calibration of pneumatic controler.


what is orfics working in main steam line. is it increase pressure, velocity of steam flow and dicrease steam flow rate. or any other


What is super thermocoupal?


what is The specifications for oriface instalation


How will you calibrate PID controller? explain with example.


Which products are available in the Mass Systemswitch and System Manager AC range?


I have energy meter for educational project having 0.5s class but my friend need 0.2s class meter , which one is good for that purpose and what is the actual difference of that two classes , need very easy example also.??


Sir,I am going to sit for IOCL written test exam. recently.Can anyone tell me the name of 'Objective type Question Book on Instrumentation Engineering ' which will help me. Pl. mail to / /


what is the field bus calble ? what are diffrences in orang colur cable and black coular calble ?


Why does a pressure gauge installed on reactor, doesn't have any vent line below to release the pressure? Is it any kind of designing mistake or it actually does not require any vent line? And if it does not require any vent line below it then how we are gonna release the pressure built inside the pressure gauge?


Lux meter is the measuring device to measure the lux level of lighting fixture. in industrial sector two types of lighting fixture is being used as street lighting purpose 1. HPSV (Sodium) and 2. HPMV (Mercury). HPMV having white light which is an combination of red, blue and yellow colour, while HPSV haivng Yellow lighting. in HPSV red & blue colour will be absent. during measurement of the lux level of HPSV and HPMV fixture. 1. Lux meter can measure the actual lux level of both fixture? 2. or it will show false reading for HPSV fixture light as it has only yellow light present. please give me answer