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Instrumentation Interview Questions
Questions Answers Views Company eMail

how to relay switch sense the fault?

ME,

2545

HOW TO SOLVE PROBLEM WITH ENRAF LEVEL TRANSMITTER 854 ATG THAT PASSWARD DO NOT Exist INTO TRANSMITTER TO ADJUST LEVEL WITH PORTABLE PET 847, WRITTEN WRONG PASSWORD , I AM SURE THAT DEFAULT PASSWARD (W2=ENRAF2) IS THIS TRANSMITTER NEED TO REPLACE SOFTWARE AND HOW?

Lerco,

3461

in which principle pressure tx,level tx ,flow tx,temp tx ,control valve works?

IOCL, JSW,

3111

What is pre-commissioning and commissioning ?

Armco,

1 7104

what is actual drum level and compensated drum level?

APGenco,

2181

Why do you want to work here

Eskom,

2268

How to calibrate displacer type level transmitter (chemtrol make )for level measurement in hotwell , LP & HP heater ?

Matrix,

5867

how to draw a flowchart for swapping two numbers using bit wise operators?

1 9413

Why we are using 4-20 mA as Analog signal transmission other than 3 to 19 or 2 to 18 or 6 to 22 like wise ? What is the reason behind using 4 & 20 mA? Can anyone give proper technical reply ?

Air Liquide,

5 12132

where the use of direct action control valve?

2 5841

how to measured k type thermocouple temp.

NTPC,

3 8059

give some question relative instrument fitter?

Armco,

6208

in sulfur process what is material of impulse line we use to connect with transmitter ? and does teflon affected by sulfur?

2221

can you send remote seal interface level transmitter calculation steps for oil water saperator.

Sasol Firm, Thermax,

2566

An atmospheric storage tank has a diameter of 20 m and a height of 8m.It is half-full of liquid with the remainder of the space containing air normally at atmospheric pressure. If the connection to atmosphere is accidentally closed off and 10 cubic m of liquid removed, what happens to the internal pressure of the tank? What are the possible consequences for the tank?

1 4624


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

Describe the function of Accumulator into the Pump

1891


in mass flow meter what is drive friquancy ?

2050


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

998


anybody having Qatar Petroleum questions for instrument Technician offshore ....please send me

5976


what is the working principal of pribe

2247


How to calibrate RC Feeder system in thermal power station?,If any instrument available to calibrate it,ple inform me. make:stock,

3126


how can leve transmetter calibate in feild .and also put cv and flow plz .....

2181


what is the vital subject for scoring bhel exam&what is the question pattern

2340


In apron feeder how TPH is calculated?

1662


Hi i am aneesh, done btech in applied electronics & instrumentatiin. And then i took mba in finance & marketing.After that i got placement in finance co and worked there for 3.5 yrs.Now i wanted to come back to engineering job.But without engg experience, i may not able to find an opening.i have done a course related to flow meters and ite calibrations. Kindly suggest where should i try to get a job?

1973


Explain the working of an enraf level gauge.

1036


Tell me the field calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter.

3147


Why not come out analog output in ABB EL3020 when display show correct value

1839


What is the GK Value in Flowmeter?

3641


the pump holds on run indication into the dcs and filed local control panel remote push button condition operaton wrong like when the push button pushing conditions the pump is off and the push button release condition the pump is on totally opposite condition . And control room inside give the stop command into dcs just 1secon relay engage and again normal condition. How can I slove

1639