Functional diagram
3
2
5
1
6
4
TC
T8
T3
T4
T2
T9
T7
Connections
Automation
1. Outdoor air
T2/T7: Supply air sensor
2. Supply air
T9: After-heating element frost protection
3. Extract air
T3: Extract air sensor
4. Discharge air
T4: Discharge and de-icing sensor
5. Condensate drain
T8: Outdoor air sensor
6. Electrical and water after-heating element
connections
10