Product Description
. . . . . Alerton, Single-Duct VisualLogic BACnet/MSTP Controller, 4 Universal Inputs, 1 Airflow Sensor, 3 Hot-Switching Binary Triac Outputs, and 2 Ground-Switching Binary Triac Outputs, VAV-SD-E-F, Includes Filter Assembly. Alerton. Honeywell. VAV-SD-E-F.