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Search results with tag "Direct digital control"
Introduction to Building Automation Systems (BAS)
illinoisashrae.org3/11/2013 2 What is DDC? zDDC - Direct Digital Control of an HVAC system zA method of monitoring and controlling HVAC system performance by collecting, processing, and sending information
Direct Digital Control (DDC) Networks - etouches
www.eiseverywhere.comDirect Digital Control (DDC) Networks By Greg Jourdan Wenatchee Valley College May 7th, 2014 (1:25 -2:20 p.m.) Agenda • HVAC DDC system architecture • Open system interconnection architecture models • DDC topologies • Open Protocols-BACnet, Lon, Modbus and ... NETWORK TOPOLOGIES There are three basic configurations used to connect DDC ...