Answer Posted / wasif

It contains two types of controllers one is the main
usually mounted in the plant room while other sub main
controllers are mounted in the AHU's. All the controllers
are linked with one anoter. While sensing devices such as
temprature and humidity sensors are connected to each
specific controller. Main panel is attached with a
computer.Then all the controllers are programmed and their
parameters can be viewed by the computer attached to the
main panel.

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this site is owned by an nonsense

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