What is loop or pigtail in an impulse line?

8 Answers   Qatar Airlines, Qatar Petroleums,

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Full form of KKS when use DCS.

0 Answers  

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if the neutral and ground of ups voltege are connected together in the source itslef then why the voltege b/w neutral and ground comes positive in some other destination inspite of having earth pit. how can we mimmise this?

1 Answers  

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How do Foundation Fieldbus works? how the Communication Carries out from Foundation field bus,Field Devices and Controller? Were it's Application in the Field? For Which Signals this is Used? PLease Find this answer for this Question Detaile wise because i want to clear the Concept Regarding Foundation Field Bus,if Possible please attach the link of Document with Contails Diagramatic So that more esier for me.

3 Answers   Honeywell,

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What is fault tolerent system

2 Answers   GNFC,

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how do u calibrate the vacuum transmitter if it shows more reading

0 Answers  

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What information needs for Control Valve "sizing"

1 Answers   Qatar Petroleums,

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in any transimitter (flow/level) there are three terminals for supply& test (+,-,+)in two wire,24VDC given to Tx.,but how 4-20 ma signal travels thru same wire (as it is for 24VDC input supply)?

1 Answers   Jindal, UltraTech,

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For what Wake Frequency Calculation is used?

3 Answers   Reliance,

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Explain PID, ON/OFF, Controls

0 Answers   CCIE, Gulf Engineering,

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WHAT ARE THE INSTRUMENTAL DIAGRAMSOF VALVES?

0 Answers   Artikal, ITC Infotech,

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How to check vortex flow meter is in good condition while we do not having calibration setup?

4 Answers  

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