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Instrumentation Interview Questions
Questions Answers Views Company eMail

What is the role of integral in PID controller

 3 6929

Is there is a device to convert mechanical energy to electrical energy

 4 6901

what is use of communication wire in multipare cable(oil and gas field), why this communication wire not used in single pair cable?

 1674

what is difference between E/P positioner and I/P positioner. Why E/P fixed in below actuator and why I/P fixed in other place

 1 4314

explain how magnetic flowmeter works

 1 4833

explain level transmitter working

 1 7493

i saw in my company drawing seat cable size as mensioned like this 12p*15 sqmm,12t*1.5sqmm, 9c*1.5sqmm. now what my que is what is mean by p , t , c.

 3 5673

In dcs panel we are using diff type of modules ?what is module ? what is the use of modules ?diff type of module?

 1492

What is flow ,level, pressure transmitter ?and units?

 2 5464

wht is loops ? how many loops are there?

 2 9092

why we use condesiate parts before tranmitters?

 3 5074

rtd principle?thermocouple principle?

 5 11881

What is diffrent profibus & OFC Communication

Priya Cement,

1 6595

What is the difference between a PLC (Programmable logic controller) and DCS (distributed control system)?

 7 11260

model question paper of instrumentation for Jindal GET 2010.plz reply sudhanshukumar08@yahoo.com

Jindal,

1900

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Un-Answered Questions { Instrumentation }

how many type of plug are used in pneumatic control valve,name them.

4364

Whatis the reset ofset and control system in instrumentation

1582

What is frequency factor in massflow meter? When using frequency output?

1323

How does work A temperature valve or fv control valve in process plz brief me

1926

Why is the orifice tab provided?

713




What is difference between “Fault Tolerant” & “Fault avoidance” PLC? Application where these system s are used?

3445

please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...

1517

Do you have reference list?

1431

1.what is the power consumption of three element drum level control in sugar industries? 2.how to reduce that?

1193

Positioner usage.

1498

what is the procedure to callibrate temp controller ,pressure controller,etc. suppose a temp controller showing error 1.5 degree centigrate how can i minimize it.

1871

we are using centum vp as monitoring with Dell precision work station T3600 but some times PC(s) are restarted automatically . how we can solve this problem? thanks

1767

Why trim span ? How?

1082

Senior engineer's please help me, what is Loop Checking and Loop test? and write difference also? soon urgent

1609

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.

1084

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