What is the logic a Transmitter control a Control Valve? How the signal going to the Control valve? What are systems/Panels/cables/signal used to control valve from Transmitter?

3 Answers  

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Hook up resistance decade box to temp.transmitter.

0 Answers   CCIE,

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how to calibrate TT transmitter

3 Answers  

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What is the diffirence between Earth and Neutral and What is the required normal voltage between earth and neutral

6 Answers  

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what will be the principle & application of dissoled oxygen analyzer at wast water treatment plant at oxidation basin & how it work?

1 Answers  

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Thermocouple is a transducer but rtd is not transducer why? Both taking heat as a input and giving mv

7 Answers  

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I have observed in field instrumentation work... I remove the fuse of an analog transmitter then it shows 7.75 kg/sq cm (which is practically wrong value)in DCS and when put the fuse it shows 0 in dcs. Then cheach the field transmitter termination and found moister. clean that and then it shows 1.1 kg/ sq cm which is right value. Please describe the above phenomenon.

1 Answers  

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the whole paper was based on Transducers..questions like define repeatability, error,accuracy,precision..den there were many q. on the conversion of Pa to mmHg and other units.. also..der wer few Q. on some level sensors(with diagram)

0 Answers   GNFC,

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line up procedure for dp type flow transmitter?

0 Answers  

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What is the relationship between Sensor

6 Answers  

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what is zero trim and span trim?. at which problem we need to use this?

3 Answers  

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how to convert transmitter milliamps output to like temp,pressure etc.....

5 Answers  

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