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WHAT IS DIFFERENCE BETWEEN TWO WIRE RTD AND THREE WIRE RTD?

5 Answers   Yokogawa,

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What types of thermocuple are mostly used?

6 Answers  

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in a electronic controller why we are using 250 ohm resistance in input signal?is i/p is necessary in control valve when we are using electronic controller give details?

3 Answers   IOCL,

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what should be distance from tapping point to inallation place of instruments?

3 Answers   Tasnee Petrochemicals,

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Hello friends i need check lists of different instruments during the Erection and commissioning in thermal power plant.Please help me.My Mail id is naba02222@gmail.com/naba02222@rediffmail.com Thanks Nabakishore Biswal

1 Answers  

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EXPLAIN SOME IMP QUESTIONS AND ANSWERS ON TOPIC ELECTRONICS,INSTRUMENTATION.........

1 Answers   ONGC,

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why we are giving negative supply for vibration sensors?

3 Answers   Shell, Solex,

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What are primary elements of measuring pressure? Which type of pressure can be measured by these elements?

0 Answers  

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What are the questions asked in fresher instrumentation candidates

0 Answers   Polmon,

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what are the pinciples & units of flow, level, temperature, pressure, quality.

1 Answers  

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what is sinking and sourcing....

2 Answers  

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what is the dp across a orifice plate & how much is permanent pressure across an orifice plate.

2 Answers   HPCL,

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