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New alerton bactalk vav-SD2A ddc controller in box
The Alerton BACtalk VAV-SD2A is a versatile, BACnet-compliant field controller that provides pressure-independent control of any single-duct variable air volume (VAV) box. It is particularly suited for controlling VAV series fan boxes equipped with a variable speed fan. As a native BACnet controller, the VAV-SD2A integrates seamlessly with your BACnet system, communicating at up to 76.8 Kbps on a BACnet MS/TP LAN. VAV-SD2A Four 10-bit universal inputs, five binary outputs, and two analog outputs.
