BAS ATLAS
Back to BAS Atlas
point
Discharge Air Pressure
Static pressure in supply air duct, used to control fan speed
Brick
Discharge_Air_Static_Pressure_Sensor
Category
pressures
Typical Range
-
Object Type
-
Haystack
Tags
dischargeMarkerairMarkerpressureMarkersensorMarkerpointMarker
Kind
Number
Point Function
sensor
Haystack Unit
inH₂O
Source Units
in. W.C. / Pa
States
-
Aliases
Common
Common Misspellings
-
Notes
- Typically measured 2/3 down the longest duct run
- Used as feedback for supply fan VFD speed control
- Setpoint typically 1.0-2.0 in.wc for VAV systems
- Higher setpoint needed for longer duct runs