Instrumentation Interview Questions
Questions Answers Views Company eMail

1.how can calibration temperature transmitter and flow transmitter? 2.

Gulf Jobs,

1067

Why we using 250ohm resistance during lab calibration and why not using in field in one plz define deeply???

Cisco,

1 2111

How to convert milliampares into flow??

1266

pt range is -45 psi to 45 psi.friends can you give answer with calculation and with linerity scale like 0%,25%,50%,75%& 100%?

WB,

1 1889

Draw a complete P&ID of a flow suction tank indicating all control & protection equipment. Indicate all its inlets and outlets. Explain the controls for this system

1089

Draw a simple circuit for a well head control panel used to protect the well against fire, leak, blockage, ESD, & controls the operation of one downhole & one surface safety valve. Explain the operation and controls

1154

How to calibration coriolis flow meter?

1283

How to regulate the flow of Air in 4" line, with max flow of 330 nm3/hr and Pressure of 0.5 bar? please suggest the type of instrument required.

1076

What is re-latch the manual trigger in solenoid valve

Valvitalia Systems Division,

1283

What is paid how it works

KOC,

1073

Where are oxygen analysers installed in cfbc boilers? What are their usual readings?

1114

I have 0.75mm sq multicore cable (IS type) , can use instead of same type but 1.5 sq mm cable ? Note : The distance is around about 150 meter.

1149

How to calibrate H2s Dectector

KOC,

1181

How to calibrate smoke Dectector

KOC,

1116

what is SIL 1 2 3

KOC,

1532


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Un-Answered Questions { Instrumentation }

In VVVF DRIVES VOLTAGE IS ALSO VARY WITH THE FREQUENCY. HOW? WHAT IS THE DIRECT FORMULA RELATING THESE TWO.

1887


Can I route 110 VDC and 24 VDC in a same Duct for our Interposing relay cabinet? IF yes or NO Please provide me IEEE Std. for the same. Please i required it on Urgent basis, i need to design IRP Cabinets and we have MCC 110VDC and Our Coil side is 24VDC, Please help as soon as possible.

1776


what is 24vdc live and dry supply

1806


Draw a wheatstone bridge circuit showing supply, meter and 3 wire RTD connection

1575


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

1369






why we r opening HOT BYPASS valve during startup of a compressor?

1590


What is loop1 and loop2 in MTS LT?

3278


How is work 5/2 sov?

1373


please send me the inteview questions in IOCL

1755


OBJECTIVE TYPE QUESTIONS OF ANALYTICAL INSTRUMENTATION

10276


How d.p. Transmitter can be applied to open tank?

633


Why we are using reverse action in displacer types level transmitters on some Vessels?

2021


I want to buy a seal kit of a pneumatic power cylinder.But I don't know it's specification.So please help me to know its specification.

1492


plz you help about Que paper of mahagenco previous your,any model paper relad to it{maharastra power genration}

1885


what are the different types of Protocols? & their applications.

28450