A smaller building may have a single, computerized HVAC controller that operates the direct digital control (DDC) system. However, a large building normally requires a more complex system of ...

(direct digital control) building management system in Georgia's DeKalb County. For 20 years, the DeKalb County school district had utilized a radio-frequency energy-management system using Ergon ...

New DDC-IM Portal - A robust DDC-IM software upgrade enables a variety of control, monitoring, and reporting capabilities to help tune the enclosed environment for maximum ROI and integrates directly ...