Answer / manoj

We will first force the drum level through DCS by taking it in manual mode. Then we will check the transmitter, rectify the problem and again bring back the transmitter to normal mode(auto mode)

Answer / rao

first we have put the level transmitter in calibration mode
and cross check in level gauge glass and take the feedwater
control valve in manual mode to maintain the drum level and
then check the 3 level transmitters .

What happen if I install my pressure transmitter below the elevation of pipe in natural gas service?

0 Answers  

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Why humidity limit is 30 to 55 % for raw material storage?

1 Answers  

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Can you explain drawbacks between P,I,D & PID controller

1 Answers   JSW, Priya Cement, TPL,

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how to relay switch sense the fault?

0 Answers   ME,

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how to design orifice plate?what is the equation?

0 Answers   REL,

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How much voltage we are using at switches?

4 Answers   Edac,

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what is shutoff dp? why is it important for selection of a control valve?

1 Answers  

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What is hp & mp seperator .& what is its working principle ?

0 Answers  

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any one can send me instrumentation previous interview papers? I prepare for MNC Company Interviews? my mail id- Rakesh.Golla@dodsaldxb.ae , and another mail rakesh.gvk@gmail.com

0 Answers  

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how to given power supply of any type two wire transmitter in field?

4 Answers   Dr Reddys,

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how can we understand about dcs "bailey infi 90 dcs system" . how its work how signal come from field how it process and how o/p creative by controller. how its cards work.the bsic principle of working of dcs

1 Answers  

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what do u mean by 2/3 soleniod valves?

8 Answers   Nile Sugar,

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