Instrumentation Interview Questions
Questions Answers Views Company eMail

how to install Differential pressure transmitter in gas line.i need transmitter down side.

Rockwell,

7 22066

what is your eligibility criteria for freashers?

Satyam,

1615

1. Pl. send details about different types Gas Analyser, like Co2, O2, SOX/NOX, etc. with calibration procedure. 2. How to calibrate H2S gas detector in field?

HPCL, Napesco,

1 9237

IN JB CONSTRUCTION WHY WE ARE USING JUMPPER........CAN U PLEASE TELL ME.....

1532

deference between DCS and PLC including date processing and architacture.

Jindal, Shell,

11 16694

how to write the program for single push button by using ladder diagram

DigiTech,

22 45999

what is remote mount with MTA option? (In case of Dual Sensor Vortex Flowmeter,rosemount has written in its catalog drawings).

2 6880

why 4-20 mA signal is preferred over a 0-10V signal

Sofcon,

17 70976

can we use a control valve without positioner

19 31654

please send me the inteview questions in IOCL

IOCL,

1740

what is meant by orderm of a system. will the stability of a system increases by incresing order of a system

1 4424

can u briefly explain aboutan aryton shunt multirange DC ammeter?

2277

Sir i am preparing for PSU exam for ONGC but i am not able to get the appropriate syllabus and previous year question papers. Kindly send me the same, that will be a great help from ur side. OR if anyone can plz send me the papers and syllabus please.

Bhel, GAIL, IOCL, ISRO, NTPC, ONGC,

11 28247

pls send me the 10 years technical question papers of NTPC AND BHEL

Bhel, NTPC, ONGC, UCE,

15 19676

i have an interview in Qatar Petroleum. So please provide the all details abt fire & gas systems

Qatar Petroleums,

1 14779


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

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

2459


Which type of pressure can be measured by these elements?

614


Drum level tx with GP4 with zero elevation:7300mmh20 on HP and 8050mmh2o on LP as range but on commissioning the tx readiing is max,Why this reading?

1466


Linear amplifier.

1518


Which are all the commonly used Bordon tubes in the pressure gauges. Do any one use ASTM A 312 tubes for this purpose?

1284






Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?

1740


Draw a P& ID showing – orifice flange, plate, dp transmitter, isolation & bypass valves and tubing.

1477


applications of plc in printing and packaging?

1656


What is the PLC configuration in Cement industry?

3246


How to Calibrate Level Troll in field

746


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

1849


What is critcal speed. what is resonant frequency. why we want to cross crtcal speed on higher RPM (early).

1654


What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?

1471


I installed the smartplant instrument v8, but can not be opened, that always said: "INTools 2007 hardlock no found". So Could you help me how to do for that?

1616


What is the difference between conductive lined pipe and conductive unlined pipe? Why do we see that?

2592