Why 4mA-20mA current loop selected as standard ???

1 Answers   IMCO, Reliance,

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What is rated capacity in Control valve

3 Answers  

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where cn i find the previous years question paper for psu exam???????//

0 Answers  

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For a diafhram 1.5 d =kn(p-p0) D4 Where d in deflection in inch k=constant n=no of capdule (P-P0)=Applied pressure in psi D In active dia at capsule. -1.5 d=k to p d being constant -1.5

0 Answers   L&T, Shiv Tech Marine Control,

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hi everybody. right now i am working with thermal power plant. our company plant is tripped because of program corrupt. i would like to know is it possible when the plant is running. we are using FREELANCE ABB800F CONTROLLER.

2 Answers  

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Can 2 transmitters be connected to Integral orifice meter taps? Does an integral orifice comes with 2 set of taps?

1 Answers  

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How many types of sensors are used in instrumentation & what are names

1 Answers   CTC,

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difference b/w single acting and double acting actuator by using application only?

2 Answers   McDermott,

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what is commissioning & pre commissioning , explain with difination

2 Answers   Bapco Bahrain Petroleum Company, Shell,

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A flange is used for instrument connection for a system with a design temperature of 316C (600F) and a design pressure of 1000 kPa (145 psi). What is the class rating of the flange to be used for this application? Explain your answer

0 Answers  

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We are using Rosemount 5400 series Radar Level Transmitters in all types of Sump Applications having oily water hdrocarbon petrochemical nature. What we are facing the problem frequently is that always getting reading frezzed at some value. If we do power recycling , sometimes it is working . then making same freezing problem. If anybody faced before such type of problem and also having solution , Please give the answer.

0 Answers   Sabic,

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how control valve works?

7 Answers   Qatar Airlines,

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