what is electric motorised valve working principle.

1 Answers  

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why the steam drum and deaerator level transmitter range is in negative MMWC to zero

3 Answers   Emerson, Jindal, JKPM,

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The Design Calculation of Level Transmitter For Different Structure open & Closed Vessel, Eg. Diff. Level Tx., Capacitance For Continous Operation

0 Answers   Reliance,

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i have an interview in Qatar Petroleum. So please provide the all details abt fire & gas systems

1 Answers   Qatar Petroleums,

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what is skin thermocouple?

3 Answers  

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why we use -ve voltages in vibration prob?

1 Answers  

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what are the steps to follow force a particular input or out put from ics triplex esd system?

1 Answers  

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why cant we use mV instead of mA?

12 Answers   ABB, Power Grid, Qatar Gas, USW, Visa Steel,

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What are the disadvantages of Human-Machine Interface (HMI)? atleast 3.

1 Answers  

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I have 475 hart communicator. this is not support any new type of instruments such as tranmitter,fieldvue DVC6200.DVC 200 since i got point out need to upgrade . my questions is how can upgrade new instruments software in my 475 hart communicator. can any answerplease>?

1 Answers  

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What is limitation of the ht.of the displacer of a level trol?

0 Answers   CCIE,

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what is modbus,profibus,fieldbus

2 Answers  

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