Which is the best field foundation bus. ( FF ) Yokogawa, Honeywell or others ?

0 Answers   GNFC,

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what is the difference between 3,4 wire RTD sensor?

6 Answers   HTA Instrumentation,

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In oil & gas industries and petrochemical industries, there are classification of zones like zone 0, zone 1, zone 2. Is there any differences in voltages or power supply supplied for the process instruments, control instruments depending on the zones

1 Answers  

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what is skin thermocouple?

3 Answers  

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Name four general (not technical) criteria that would you consider important, when deciding upon a particular control valve?

1 Answers  

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What is the differace between Volumatric flow meter and Mass flow meter.

4 Answers   Reliance,

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What is deffrence between Battery and capacitor

3 Answers   Siemens,

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what is difference between call out and call log

0 Answers   Petro Rabigh,

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how to calibrate pressure gauge(we can not able to fixed by pointer screw adjustment and pointer re fixing method)

2 Answers   Nestle, Reliance,

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I saw one P&ID 6" control valve has been connected with 8" process line, and 2" valve also connected in parallel with 6" valve. why the 2" valve connected in parallel, Is there any technical reason. please clarify. With Regards-Kittu

5 Answers   GNFC,

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Why the tapping connections are taking above for gas service and below for liquid service?

2 Answers   ADCO,

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What are different types of valves?

0 Answers  

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