proto
outside air co2 concentration sensor point
implements
| air | The mixture of gases which surrounds the earth | 
|---|---|
| co2 | Carbon dioxide (CO₂) | 
| co2-concentration | Concentration of carbon dioxide (CO₂) in the air | 
| concentration | Abundance of substance in the total volume of a mixture | 
| outside | Duct to access fresh outside air for both ventilation and economizer | 
| point | Data point such as a sensor or actuator | 
| sensor | Point is a sensor, input, AI/BI |