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

Instrumentation Interview Questions

Questions Answers Views Company eMail

where using the 0-20ma in feiled instrumentation? why its using?

4 7230

what is a boiler tube leakage detector? ... what is the working principle ?

1 6118

Instrument QA/Qc what is the project quality plan?conduit inspection RFI. which documents attache with package?

10848

what is actual difference between pressure Transducer & Pressure Transmitter.

5 12230

I want to measure level under vaccum by using DP Tx and vaccum vary between -500 to -670 mmHg and process fluid is accetic anhydride if consider process fluid density 1 kg/cm2. how to calibrate Tx ? consider level is 0 to 100 Cm.

CCC,

1 6941

I want to measure flow by using DP Tx and range is 0 to 1200 Kg/cm2 ?

2 6967

Which types of quections asked in interview for FORMULATION PLANT (PHARMA)

6707

what is the meaning if the control valve CV is 27,in terms of selecting procedure?

2 11220

if a tank is contaning oil and water than how can we measure the oil and water level seperately

3 8939

How can we loop powered for a transmitter.How we can do wiring

1 5956

how to calibrate the radar transmitter for measuring the exact tank level if tank is having agitator moving continiously because due to agitator tank surface level will vary every time.

2 7080

how to define range of dp level xmeter in open tank

1 10600

What is difference of fanuc alpha series 16i and 18i controller.also what is differnce betn TC and MC controller

2365

what is different betwen Process zero and atm zero?

1 6205

if the neutral and ground of ups voltege are connected together in the source itslef then why the voltege b/w neutral and ground comes positive in some other destination inspite of having earth pit. how can we mimmise this?

1 3762

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Un-Answered Questions { Instrumentation }

Draw a group of instruments interlocked to a Pump & Motor?

1294

we want to control pump in let pressure and tank (for exp) our inlet line if water cam and pump will on and when our tank will full pump will off also if our inlet pressure low pump will off even tank not full.this pump i want to uses on our water supply line.

1709

Which is your favourite subject & explain any one topic of it.

9597

Can any one tell me what type of question asked for instrumentation and control interview panel??? pls mail ramashankar.goel@gmail.com

907

Any one can help me to identified, how can we interchange the device in FF

2788

how to change measuring units from mmwc to cubm/h in rosemount air flow transmitter with hart communicator fluke 744

2393

What happen if I install my pressure transmitter below the elevation of pipe in natural gas service?

1199

Why mmwc unit is used?

1196

I am using 971 Enraf radar level transmitter for LPG tanks ,the tank side indicator gives the error code 999999999FL can any body give me any diagnostic for this issue?

2208

if my flow is 20000 m3/h than which range of DPT i have to use????

1835

Definition of reverse and acting controllers:

2319

Specify for Cables - Flame Retardant and Fire Resistant?

2045

What is Positive Calibration and Negative Calibration?

2246

how to relay switch sense the fault?

2609

A flange is used for instrument connection for a system with a design temperature of 316C (600F) and a design pressure of 1000 kPa (145 psi). What is the class rating of the flange to be used for this application? Explain your answer

2651

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