DDC controllers not only execute the algorithms that form the basis of DDC (control loops), but they also perform the entirety of the BAS sequences of operation. They are literally the brains behind ...
The advent of electromechanical controls in the 1970s, analog controls in the 1980s, direct digital control (DDC) in the 1990s, and complete building control integration in the 2000s has progressively ...
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