Answer / rajesh

the fluid medium to be used

the fluid physical properties ( viscosity , density ,
temperature etc )

the frequency of application of valve i.e the no of times
opened or closed in a hour

the flow rate , pressure desired c time , volume to be
transferred in specific time for flowing media etc

the operation to control valve
manual , automatic , pneumatic , hydraulic etc

what is the equation for gas flowmetering? whic includes gas flow, pressure, and temperature.

2 Answers  

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How will you select suitable Instrument for Process line/Tank/Vessel?

5 Answers  

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which type of rtd is good for any system,2wire,3wire or 4 wire

9 Answers  

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What is SCADA ? WHAT is it role in DCS ?

3 Answers   Honeywell,

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what is AWG?

2 Answers   NTPC,

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How to convert 4 wire level transmitter connection to 2 wire.

2 Answers  

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Furnace draft transmitter range is -50 to +50 mmwc. why the impulse line connected in hp side?

2 Answers   Arena,

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Dear sir I am MD.zafar eqbal. I have taken this id from allinterwiev .com I have qustion if you dont mind. 1.what is the maximum operating temprature in instrumentation. 2. I want know about viberation i mean wahat types of sensor used in viberation And what types of trabsmitter used.and hiw to control it and wher is used of viberation transmitter and finally how to control it and what types of fault come. Sorry for disturbing you. I know you have no reason for help me. Because you dont know about me.but i request you please help me these question are very usefull for my feauture.plz sir Thanking you. Sent from Yahoo! Mail on Android

4 Answers  

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Instrumentation symbols interpration, P& ID, Logic diagram analysis, Electrical drawing analysis.

0 Answers   CCIE,

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What is the purpose of the analyzer in petrochemical plant?

0 Answers   ENI, Lakshmi Machine Works,

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can we control operation of PLC from operator station?

3 Answers  

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I HAVE GOT TYPICAL PROBLEM WITH THE TEMP.INDICATION. THE PROBLEM IS THE K-TYPE T/COUPLE OUT PUT IS CONNECTED TO A INDICATOR.THE INDICATION FLUCTUATES SOME TIMES AND SOME TIME IT IS STABLE. WHEN I CHECKED OUT PUT OF T/COUPLE THE MV WILL NOT VARY. WHERE AS INDICATION FLUCTUATES. WHEN I GIVE MV SOURCE TO T/COUPLE EXTENSIONCABLE FROM THE FIELD IT INDICATION IS STABLE. WHEN GIVE MV SORCE TO INDICATOR ITS INDICATION IS STABLE. PLEASE CLARIFY.

5 Answers  

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