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how pressure reduce through pressure control valve? suppose we have to reduce 20 kg pressure to 10 kg pressure , then what we do ? open the valve or close the valve , initially it is 20 % is upon ( for ur knowledge ).
TATA,
4 8353what is the analog input , analog output , digital output, digital input geven to the MSSV , CBD, IBD , START UP VENT , BOILER FEED PUMP , AOP, CEP , ETC
1 3376pressure switch range 0 to 2bar.i have to install from ground level to 5 meters height.what is the formula the to increse the range ? and every 1 meter how much pressure should be add ?
3 6492My friend has faced this question! I don't know clearly. So please anyone give me the correct and short answer to this question? What is variable frequency drive? Types, what is star to delta? Why this arrangement necessary?
5 10417Qatar fertilizer call me for interview as Instrumentation Project Engineer. Please let me know what kind of question they asked ? ALso they said they will take Written test, any idea about this written test ?
1 9523Post New Instrumentation Questions
Im having problems with interfase betwen SPI v7.0 and SPPID v5.05. Previous versions of Intools shoul be fixed with SPPIDproj.ocx file. It was necessary to replace this file with one that allows the connection between different versions of SPPID. It is necessary in the current version to do the same?Thanks
Capacitance, resistance ( colour coding ), parallel & series circuits.
please tell me what is a light up procedure of Cfbc boiler and what it's axuillaries of cfbc boiler?
How d.p. Transmitter can be applied to open tank?
sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers
In which principles tx ,pressure gauge,Temp gauge,control valve works?
Can I calibrate the Electromagnetic Flow Meter on line and How.
Can any one send me IOCL instrumentation question papers.. i dont know the pattern of the questions and what to prepare can any one help me on this .. my email id is anwarnishil@gmail.com
In apron feeder how TPH is calculated?
what is the imbustion control loop
WHAT ARE THE INSTRUMENTAL DIAGRAMSOF VALVES?
what is the diffrence between pressure safety valve & pressure relief valve....pls
basic connection and principle of axial shift sensor n differential sensors in tubine describes n draw......
How to convert milliampares into flow??
Positioner usage.
