proto

exhaust air co2 concentration sp 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

exhaust

Duct used to expel air back outside

point

Data point such as a sensor or actuator

sp

Point is a setpoint, soft point, internal control variable, schedule