what is 24vdc live and dry supply

0 Answers  

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Transmitter reading is zero but in DCS showing one Bar what is the reason ?

3 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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why we r opening HOT BYPASS valve during startup of a compressor?

0 Answers   Hamsco,

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What is the working principle of oxygen analyzers(zirconium oxide type) used in CFBC boilers?

3 Answers   Bajaj, Kohinoor, Wartsila,

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difference b\w a transducer and a sensor

4 Answers  

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how to calibate level transmiter ?range -150 to +150.what is the zero and span?

1 Answers  

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I am using Capacitive type level transmitter for measuring oil level in a closed tank (lub oil tank). The txs range is 1500mm, and they do hunt regularly (for about 45mm), can anybody tell what could be the reason??? or any other type level tx that could be used to avoid this?

1 Answers  

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what is solenoid valve?

6 Answers   Hindustan Zinc,

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Explain Three way boiler.

2 Answers   L&T,

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What are the logic behind 2x2 and 2x3 logic and more when ask in interviews

1 Answers   Reliance,

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Why hunting will occour in control valve?

6 Answers  

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