Answer / bunny

HVAC stands for Heating,Ventillation and Air
Conditioning.HVAC system includes Chillers,Air Handling
Units(AHU),Fresh Air Handling Units(FAHU),Fan Coil Units
(FCU),Boilers,Variable Air Volume Units(VAV),Constant Air
Volume Units(CAV) etc and all these equipments work
together to maintain the temperature(hotness and coldness)
of a building.

Could anybody pls give ans of boiler 3 element control system?

5 Answers   Qatar Petroleums,

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why we use double acting valve and where?

1 Answers   Aker Solutions,

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if I did short to both AO connections, channel will burn or what? m sure in AI it will damage to channel. But what will happens in AO?

1 Answers  

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Why do we use 24V DC supply in instrumentation? What are its merits and demerits??

1 Answers   JSW, MJPRU,

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what is dedband in instrumentation ?

3 Answers  

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What is difference between magnetic flow transmitter & Electromagnetic flow transmitter?

1 Answers  

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I am new in work for 1 of our project we have some instrument in BOM including Pressure, Temp. and so on, I also noticed some objects like pressure switch process HOOK UP; which I don't know what does "HOOK UP" mean here.

3 Answers  

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How we can do the linearity test for Bently Naveda Vibration Probe?

1 Answers   Sabic,

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Can we get the outpot in c without using getch fiction? Answer is yes but output will stay on display 4 only few second.... But can we get output without using getch and also output will hold on the display...?

1 Answers  

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How can SmartPlant Instrumentation users take advantage of these global services?

1 Answers  

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what is datum line?

4 Answers  

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what is the difference about HART, and 4-20mA signal?

8 Answers  

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