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Instrumentation Interview Questions
Questions Answers Views Company eMail

yogokowa field bus system transmitter all's we are geting IOP fault in Contiunes please help me fine how we can normal the broblems?

ABB,

4 18434

If the vibration probe near to the shaft,then output voltage will be decreased r increased?How?

Amtek, Hamsco, IJT,

1 1351

Specify ideal accuracy of flow element like orifice plate, Ventury, Annubar. Ultrasonic flow meter etc.

1016

What is the basic difference between 2 Wire, 3 Wire and 4 Wire RTD

2 8787

What types of Instrumentation Related Questions can an Interviewer ask in a Telephonic Interview ?

Cairn, Honeywell,

1580

What is the procedure of changing a Faulty Module of Allen Bradley PlC without stopping the Process

Siemens,

1 3642

What are the materials use for COntrol Valve body?

KNPC, Qatar Petroleums,

1 2331

What information needs for Control Valve "sizing"

Qatar Petroleums,

1 5180

If I want to buy a pressure switch & 3-way valve for hot water application then witch parameter I should consider.

1 2239

what are level of automation & how these are distinguished ?

3 3375

When we will do simulation for I/P?IF WE DO SIMULATION through which way either series or parallel?

TVS,

1 3086

how can I install "operating system " in may HART communicator? It is damaged, and it doesn't boot up.

ARPC,

1 2118

Can be operate control valve without positioning if yes ? how and why?

Focus,

4 4498

what is the T/C & RTD mesuremaint?

3 5054

Level in tank under vacuum (Ex: Condensate Tank of Power Plant)is measured using D. P. type level transmitter. Tank is subjected to vacuum of 755mmHg. Is it possible to fill wet leg ( i.e. leg connected to top of vessel with low point of D. P. xmtr) with water?. Are there chances of water getting sucked under vacuum? if yes, what is the solution?

3 3619


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Un-Answered Questions { Instrumentation }

what is basic difference between motion balance and force balance in pneumatic instrument?

8191


sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers

1451


What is loop1 and loop2 in MTS LT?

2668


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

1253


HOW TO CHOOSE FREAQUENCY IN FMCW TYPE RADAR INSTRUMENTS. DESIGN BASIS OR DESIGN CALCULATONS ?

1229






how do u calibrate the vacuum transmitter if it shows more reading

1136


Why do you want to work here

1359


I need control valve ISA hand book. Is there any site to download that big book containing all the pages. Written by Paul Friedmann

1247


List three types Level Switches with their working principles

1203


Which type of pressure can be measured by primary elements?

162


how to design orifice plate?what is the equation?

1224


Who to difference between analog in & analog out in dcs?

572


who's take first position in process in the timing of new installation flow transmitter and control vavle. give the answer with logical trick.

3357


how to convert cubic metre per hour to newton cubic metre per hour

1131


What is the use of control cable?

174