Dantherm HRC 2 - CO2 Control Strategy; CO2 Sensor Airflow Control

15
065379 • Version 1.1 • 06.03.2013
(10)
CO
2
control:
If a CO
2
-sensor (accessory) is connected and the unit is set to AUTO
mode the airflow is controlled by the CO
2
-concentration in the room where
the CO
2
-sensor is placed.
In AUTO mode the unit is controlled by the CO
2,
and the RH% at the same
time.
The control strategy for CO
2
control is as follows:
Symbol
CO
2
ppm
Description
< 600 Clean air, fan step 1
600 – 850 Clean air, fan step 1-2
850–1100
1100-1200
Reasonable air quality, fan step 2-3
Reasonable air quality, fan step 3
1200–1600
> 1600
Slightly polluted air, fan step 3
Polluted air, fan step 4