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Instrumentation Interview Questions
Questions Answers Views Company eMail

How can we calibrate the level interface for Fisher® FIELDVUE® DLC3000?if use water to calibrate and our liquid SG are 0.75 and 1 ,Displacer height=14" and How much should be set SG in trasmitter during calibrate,for URV and LRV how shold be set

1 8749

any one can send me instrumentation previous interview papers? I prepare for MNC Company Interviews? my mail id- Rakesh.Golla@dodsaldxb.ae , and another mail rakesh.gvk@gmail.com

2014

What is the standard height for stancion supports?

4 6250

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?

1991

I am using Capacitive type level transmitter for measuring oil level in a closed tank (lub oil tank). The txs range is 1500mm, and they do hunt regularly (for about 45mm), can anybody tell what could be the reason??? or any other type level tx that could be used to avoid this?

1 5154

what is XV and KV valves?

4 45467

tell me the temp range of rtd?

8 11028

Thermocouple is a transducer but rtd is not transducer why? Both taking heat as a input and giving mv

7 16886

one rtd sensor which is connected at middle of distillation column where actual temp. is 100deg but when we tight this sensor at thermowell end it goes down to 90 deg & when remove from the thermowell(but sensor end dipped in well) showing actual reading, what is reason?

3 6034

what the pid setting in controller

2 6454

Why do we go for 4-20mA? why not other standara?

6 10313

Why some transmitter shows flow in MMWC and some in TPH?

2 20261

what is mean by hot loop and cold loop testing, whts different between both

Honeywell, PDO,

2 43849

Any can guide for QA/QC Inspector in oil & gas region, the procedures, formats standards, design criteria, i search in all enginees but i can't found wat i need?????????

Aramco, Asian Paints,

4 21703

in the flow caluclation k value how to caluclate.mass flow & volum flow.

1 4697


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

Q- Control problem are mainly classified in _____ types. a-)4 b-)3 c-)6 d-)nono of these Few of them i know is 1- regulator type problem (eg- Air conditioner) 2- tracking problem (eg missile trcking problem) 3- sybernatics 4- optimal control problem

2181


Question on maha cement

781


Is it ok, to use non-contact type Radar type LT, on a tank that is half circular from the bottom side? If yes the, isn't the waves gonna bent in other directions? 

2231


Tell about your IFFCO plant visit.

2140


Can please tell mi about SIOS, PRM, SERVER, and what is the diference between PIN LAN, PCS LAN,APC Server, and please send the Doc if possible for referance,mail id patil_amit17@yahoo.com

2020


pls provide me syllabus and old question paper of instrumentation engineering for GET(JSPL)

2329


How to Calibrate Vortex Flow transmitter in field

1333


Hi,can anyone help me out with PhD programs related to Instrumentation field?I have a degree in electronic Instrumentation?

1983


What is standard procedure of manual mapping in Radar type level transmitter?

1995


how 3 out of 2 Logic/interlocks works? give brief explanation with help of diagram.

2366


how do calibrate the valves.. with clear manual

2147


How to Calibrate Vibration Probe (Axial, Redial) in field

1188


what is dc moter.

2289


why is not useing in boiler skin thermocople

5366


Why rdt and thermocouple both give different output .and one things more, how to generate  ohm or mili volt  plz mail me merajalam143545@yahoo.com

2855