In Boiler Drum Level- Level control valve how can it tuning (PID)?

2 Answers  

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What is pipe schedule? What are all effects its having in the valve? how do we take care of pipe sch in case if the customer dint specify in the data sheet. What we need assume and in what basis?

3 Answers  

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In the field and in the control room different power supplies if used How to handle the ground

1 Answers   ITC Infotech,

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POSSITIVE PULSE IS APPLIED TO AN INVERTER INPUT.THE TIME FROM THE LEADING EDGE OF THE INPUT TO THE LEADING EDGE OF THE OUTPUT IS 10 ns. THE TIME FROM THE TRAILING EDGE OF THE INPUT TO THE TRYLING EDGE OF THE OUTPUT IS 8 ns. WHAT ARE THE VALUES OF tPLH and tPHL?

0 Answers  

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Explain about 4 wire instrument concept & tell about its wiring fron sensor in Field to PLC panel.Explain with an example?

3 Answers   IOCL,

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In Safe Guarding test what means by "Failed to Danger" ?

0 Answers   Optimal,

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what is the difference between Ethernet unmanaged and managed Switch?

2 Answers  

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What is the use of GMV in turbine?

0 Answers   Hamsco, Maruti Suzuki,

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what do u mean by 2/3 soleniod valves?

8 Answers   Nile Sugar,

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Name some of the common protocol use in automation.

3 Answers   Empower,

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hello.my friends.i am an electronics & instrumentation engineer.i want to know Q1.why lugs use in instrumentation cable termination? Q2.if limit switch not working what to do?

2 Answers  

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how to know the URL and LRL for steam drum level and why the calibration range is in negative ?

1 Answers   JSW, Samsung,

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