Answer / v.poornachandran

A distributed control system is computerized control system for a process or plant usually with a large number of loops,in which autonomous controllers are distributed throughout the system

What is the formula To convert Degree centigrade to foranhight.

5 Answers  

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difference b\w a transducer and a sensor

4 Answers  

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What is the meaning of Dry contact and Wet Contact related to to sensors?

5 Answers   Emerson, Google,

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In instrumentation standard we use 4 to 20ma for transmission , why cant we use 3 to 19ma ?

1 Answers   NSH,

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how to calibrate pressure gauge(we can not able to fixed by pointer screw adjustment and pointer re fixing method)

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How to calibrate an pressure gauge with yantrika test bench?

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Why we use 250 ohm resistor in series with HART protocol communication?

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principle of dead weight tester ?

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Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?

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what's the reson that,Load is not same on VFD I/P and O/P Side.whenever DOL condition load is same I/P and O/P side.

2 Answers  

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Which Signal hart communicator work? If there any signal change when hart connect while transmitter in line ?

0 Answers   KOC,

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