Digital controls have been with us for years, yet those of us who do not regularly work with them are not always aware of their full capabilities. Direct digital control (DDC), building automation ...

ATLANTA, GA — The benefits of direct digital control (ddc) systems and recommendations for specifications of ddc systems in hvac control applications are included in a newly published guideline from ...

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 ...