Answer / antonyraj

sensor is a receiving a signal.Tranducers is a transmiting
a data a data one device to antother device.

Answer / manraj

sensor can only sense the physical quantity and convert
into electric signal (24v).
but transducer sense the physical quantity then convert it
into other form of energy as type of transducer.

what is hall effect?where it is use in power plant?

2 Answers  

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How to define the size of control valve?

5 Answers  

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So I'm a first year apprentice and I'm having a tough time with knowing the difference between AI, AO, DI, DO. I'm having a hard time understanding what devices are which and why. Can someone explain this to me?

2 Answers  

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How many are the types of instrument cables in terms of No. of pair.

0 Answers   CCIE, Samsung,

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Explain ratio control system.

1 Answers  

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what is the meaning of reverse action and forward action of control valve...

9 Answers   Honeywell, Yokogawa,

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what is the Analog signal and what is the Digital signal

4 Answers  

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What is difference between Isolator and Barrier ?

1 Answers  

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What are the problems faced while testing HART instruments?

1 Answers   SSC,

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What are continuances of connecting earthing and shield of branch cables (instrument to Junction box), at the same earthing pot provided on JB? Is it ok, or may produce some problem? 

0 Answers   Process Control Technologies,

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what is Analog input/output & Digital input/output,

2 Answers   Bapco Bahrain Petroleum Company,

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what is ABB DCS SYSTEM?

2 Answers   OMV,

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