what is different between 2,3&4 wire rtd and how much maximum distance using plc to field.

0 Answers  

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Define all the process Variable and state their unit of measurement. ?

0 Answers  

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why we go for pcbs

2 Answers  

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Dear sir i m presently working in power plant nd my question is if any pump give flow 18tph then how would i know that how much range flow tx installed their flow line for flow measurement plz give me ans

1 Answers   HPSL, Infotech,

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Explain how thw analog to digital converter works with the circuit diagram

0 Answers  

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key phaser where is use and work

0 Answers   BAP,

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I HAVE GOT TYPICAL PROBLEM WITH THE TEMP.INDICATION. THE PROBLEM IS THE K-TYPE T/COUPLE OUT PUT IS CONNECTED TO A INDICATOR.THE INDICATION FLUCTUATES SOME TIMES AND SOME TIME IT IS STABLE. WHEN I CHECKED OUT PUT OF T/COUPLE THE MV WILL NOT VARY. WHERE AS INDICATION FLUCTUATES. WHEN I GIVE MV SOURCE TO T/COUPLE EXTENSIONCABLE FROM THE FIELD IT INDICATION IS STABLE. WHEN GIVE MV SORCE TO INDICATOR ITS INDICATION IS STABLE. PLEASE CLARIFY.

5 Answers  

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Describe the concept of Gain Scheduling, as currently found as an option in some controllers.

1 Answers  

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I have energy meter for educational project having 0.5s class but my friend need 0.2s class meter , which one is good for that purpose and what is the actual difference of that two classes , need very easy example also.??

0 Answers   BBS,

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we re giviang 24v supply to transmitter and we getting output from tx?now my question is wht we call this complete proces?

2 Answers  

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How many types of sensors are used in instrumentation & what are names

1 Answers   CTC,

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difference between DCS @ SCADA system? and how can use in field

5 Answers   Marafiq,

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