Consider a control valve action,the inlet air pressure is only 6 ksc but physically how it can be operate against 100 ksc line fluid pressure?

2 Answers   SCS,

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In E&I diagram what is the meaning of rectangular box and circular box

3 Answers   L&T,

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What is PDS and PDMS ?

0 Answers  

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What is TMR

3 Answers  

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How will you select suitable Instrument for Process line/Tank/Vessel?

5 Answers  

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What is the function of positioner in control valves? does the control valve operate without positioner?

3 Answers   Hofincons,

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How to convert ma to mv? Resistance 250 ohm is connected in series or Parallel?

3 Answers   ISRO,

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What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.

0 Answers  

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What are difference between automatic and manual control system?

5 Answers  

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Drum level tx with GP4 with zero elevation:7300mmh20 on HP and 8050mmh2o on LP as range but on commissioning the tx readiing is max,Why this reading?

0 Answers  

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How d.p. Transmitter can be applied to close tank?

0 Answers  

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What is difference between converter & transducers?

4 Answers  

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