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CO2 Setpoint
Target CO2 concentration for demand-controlled ventilation. When zone CO2 exceeds this setpoint, outdoor air damper opens to increase ventilation.
Brick
CO2_Setpoint
Category
iaq
Typical Range
-
Object Type
-
Haystack
Tags
zoneMarkerairMarkerco2MarkerspMarkerpointMarker
Kind
Number
Point Function
setpoint
Haystack Unit
ppm
Source Units
ppm
States
-
Aliases
Common
Common Misspellings
co2-setpnt
Notes
- Typical values range from 800-1100 ppm depending on space type
- ASHRAE 62.1 does not specify a fixed CO2 setpoint — it depends on outdoor CO2 and occupant density
- Lower setpoints increase ventilation energy but improve IAQ