If we interchange HP and LP tapping in drum level measurement and reverse LRV & URV correspondingly.What is the difference between the normal tapping(HP,LP) and reversed tapping(LP,HP)?

2 Answers  

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how to connect 3 wire 4-20 mA transmitter in Plc system PLC system and how explain how the measuring data communicate with plc system.

1 Answers  

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what is instrumentation?

8 Answers  

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where do you give the 4-20 ma i/p in a MIL control valve?

3 Answers   Siemens,

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You are looking at the RS-485-side of an RS-232/RS-485 converter and the power supply voltage for the converter is +5V. Under idle conditions (no transmission), and assuming you have enabled the RS-485 output: what would you expect at: (a) Output A measured against output B (b) Output A measured against ground (c) Output B measured against ground

1 Answers   EIT,

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loop chech tools list

1 Answers   BAP,

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what are the steps to commissioning a DCS system?

2 Answers   BGR Energy,

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Describe the basis on which alarms should be generated and how their associated priority is determined

3 Answers  

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what is LAS in foundation fieldbus protocol?

1 Answers  

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how can we calibrate RADAR LEVEL transmitter 0% to 100%

3 Answers   Chevron Phillips, Honeywell,

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what are level of automation & how these are distinguished ?

3 Answers  

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How to erection of DCS Panel at site step by step

0 Answers  

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