I need control valve ISA hand book. Is there any site to download that big book containing all the pages. Written by Paul Friedmann

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who discoverd ohms law?

3 Answers   HPCL,

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which flow meter is use for measuring the open channel flow?

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WHAT IS MEANT BY PROJECT MANAGEMENT STRATEGIES IN INSTRUMENTATION?

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For crude application in floating roof tank, how to calibrate a DP Transmitter? How is the floating roof weight considered?

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Reasons for using seal pots:

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What is the use of +/- 20ma in analog measurement,and which instrument gives +/-20ma output

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WHAT IS D/O D/I AND A/O A/I PLZ EXPLAIN

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Dear Sir/Madam, I am attending an interview for ETs in BHEL. I have cleared my written test under Electronics (Instrumentation). This is the first time I am appearing for an interview. Can any one who has attended the interview earlier give me a clue to face the interview. With regards Sindhu

2 Answers   Siemens,

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what is the difference between servo valve & proportional valve

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Define the difference between a stable versus an unstable controlled system and some of the tools you might use to be able to detect when this is happening and assumptions used for control system application design that could contribute to instability

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How can i solve the problem of ROSEMOUNT 5300 guided wave level transmitter of full range? For more clearfication , another guided wave level transmitter VEGA brand have the same problem and i solved it by drain the champer from water and make "false signal suppretion" from transmitter push buttons it's configuration to tell the transmitter to avoid any built-up signal ,,, so my question how can i avoid the problem that rosemount read full range while the champer empty or any other ????

1 Answers  

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