whats the diff b/w zero pressure and obsolute pressure

4 Answers  

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what is the daily job of an instrument commissioning supervisor

1 Answers   Petrofac,

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How to interfacing microcontroller with a DC motor

0 Answers   JJ Tech,

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Difference HAZOP and HIRA

1 Answers  

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I need circuit for RTD senser?

0 Answers  

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need to calculate flow rate with the help of dp range and orifice bore dia and size. range is 0 to 400 inwc and orifice size is 12 inch 150 # rf and bore dia is 7.180 inch. need to calculation for flow rate

0 Answers  

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steam drum level transmitter calibration procedure? with example?

1 Answers  

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i want to know the interview format fot gail, instrumentation. pls answer me in habib.sami1003@gmail.com

0 Answers  

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in the boiler in the main steam line and its bypass line and the startup vent vales are only motorised valves why cant we use other types of valves such as pneumatic.

3 Answers  

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how to relay switch sense the fault?

0 Answers   ME,

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What is the difference between a PLC (Programmable logic controller) and DCS (distributed control system)?

7 Answers  

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we have LPG spherical Tank and we want to install DP Xmtr for level measurement.below are the physical measurements Total height of tank is 1850 mtr but 0% level is 1000mm above bottom and 100% level is 450 below upper side.What is the LRV and URV and please mention the formula .The SG of LPG is 0.53 and Wet Leg method will be used.

7 Answers  

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