Answer / ahmed helmy

to avoid the direct contact of hot steam with the transmitter so the impulse line should be filled with water which is coming from the condensation in the below of the boiler.

why use to 250 ohm for hart protocol and why hart communicator not communicate without 250 ohm 

4 Answers   OMV,

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what is difference between Floating D.C.Voltage and Fixed D.C.Voltage?

2 Answers  

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why we are using analytical instrument in plant ?

1 Answers  

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Can you explain drawbacks between P,I,D & PID controller

1 Answers   JSW, Priya Cement, TPL,

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How we can check the 2 wire proxy switch? & how it is connected to DI MODULE OF PLC?

0 Answers  

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which type signal in & out in dcs

4 Answers  

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What inherent design and operating principles are included in a modern control system to use predictive maintenance practices to increase overall system reliability?

0 Answers  

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WHAT IS THE DIFFERENCE BETWEEN PLC AND DCS

55 Answers   ABB, Adani, Adani Power, GMR, IIUC,

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what are the difference between conventional and smart transmitter.

1 Answers  

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Ple give me "INDUSTRIAL INSTRUMENTATION AND CONTROL S.k. Singh 3th edition" Solution manual to self-Check Quiz and chapter-wise PowerPoint Slides. Home web-site not available... Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Ple Thanks for all...

0 Answers  

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What are the characteristics of Control Valve

2 Answers   Ispat,

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how to calibrate corollaries (Mass flow meter)?

0 Answers   Honeywell,

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