what do u mean by compensation n pid tunning?in pid tunning what you tunned?is it possible 2 tune p i d

2 Answers  

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what is the difference between sinking and sourcing inputs and also what are there applications?

2 Answers  

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what is the diffrence between LCN and UCN

2 Answers  

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how the 2.5bar pressure able to control the 40bar steam

8 Answers   IBM, PAFL, Thirumalai Chemicals,

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What are the problems faced while testing HART instruments?

1 Answers   SSC,

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Why we use mmwc unit for pressure

3 Answers  

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What are primary elements of measuring pressure?

0 Answers  

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Reasons for using current as signal

1 Answers  

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1.In which princeple DP transmeter works? 2.Why UPS system is use for DCS? 3.How drum lvel controller works? 4.What is the difference between glob valve and gate valve? 5.How axial shift probe work & in which princeple it works?

1 Answers   Luberef, Qatar Gas, Reliance,

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how do i calibrate mmwc pressure guage with out calibrator.if any? pls give me the ans.

1 Answers  

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What is seismic transducer?Where it is used?

1 Answers  

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why we use 0.2 to 1.0 kg/cm2 output in control valve

4 Answers   GNFC,

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