To find closed tank level by DP transmitter , how to findout its range.and insomeplace they using range like - 1500 to +1500 mmwc why not 0 to 3000 mmwc. how they spilit they range for minus and plus.and why?

1 Answers   Kuwait Oil Company,

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when we are using HART COMMUNICATOR why we are using 250 ohm resistance while using HART COMMUNICATOR.

7 Answers  

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What are three main programming in PLC

5 Answers  

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Gas equation

0 Answers   CCIE,

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Why Ma signal is using for control system?

1 Answers   Petrofac,

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what is the equation for gas flowmetering? whic includes gas flow, pressure, and temperature.

2 Answers  

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what is use of communication wire in multipare cable(oil and gas field), why this communication wire not used in single pair cable?

0 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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hi vishok this is noor plz tell me what type problems will occured i use T/C in the place of RTD in (FEED WATER TANK),plz send ur e-mail address to my ID (mail2noor.hyd@gmail.com)

6 Answers  

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What is SCADA ? WHAT is it role in DCS ?

3 Answers   Honeywell,

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Why is the orifice tab provided?

0 Answers  

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The DCS has the following signal type:

3 Answers  

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