FBVi-2U4-4T | FBVI-2U4-4T Contr
©ABB 2021 All Rights Reserved.
Subject to change without notice
WWW.CYLON.COM
INPUT / OUTPUT POINTS
VAV Modulating HW Reheat with variable speed fan AO 15 (0
…
10 Vdc)
Zone Temperature (with optional override button) occupancy, or window
contact (all optional)
Setpoint Adjustment (optional 5K slider) occupancy, or window contact (all
optional)
CO
2
, Humidity, occupancy, fan status, or window contact (all optional)
Series or Parallel Fan Cmd
VAV Modulating HW Reheat with variable speed fan Tri-state
Zone Temperature (with optional override button) occupancy, or window
contact (all optional)
Setpoint Adjustment (optional 5K slider) occupancy, or window contact (all
optional)
CO
2
, Humidity, occupancy, fan status, or window contact (all optional)
Stage 1 Modulating Heat Valve Open
Stage 1 Modulating Heat Valve Close
Series or Parallel Fan Cmd