Summer/Winter mode enables additional temperature setpoint for warm season in following temperature modes:


1. Supply air

3. Room cascade

4. Extract air cascade


Summer/Winter mode serves as a switch in temperature control modes:


5. Room (summer) else supply air

6. Extract air (summer) else supply air



Settings and configuration for Summer/winter mode (Calendar switch)



Variable

Available options & Selection

Note


Summer/winter mode

Configuration > Functions > Temperature control

Summer/Winter mode

| Yes | No |


Type of switch summer/winter

|Calendar | Changeover | Digital input | Outdoor temperature |



Calendar switch settings

Time settings > Schedule > Summer/Winter calendar

Date for start of summer period

[1]

Default starting date for summer mode: 1st of April

Month for start of summer period

[4]

Date for end of summer period

[1]

Default ending date for summer mode: 1st of October

Month for end of summer period

[10]









Settings and configuration for Summer/winter mode (Changeover switch)



Variable

Available options & Selection

Note


Summer/winter mode

Configuration > Functions > Temperature control

Summer/Winter mode

| Yes | No |


Type of switch summer/winter

|Calendar | Changeover | Digital input | Outdoor temperature |

Standard daylight-saving time change. Wintertime:

Start - Last Sunday of October

End - Last Sunday of March









Settings and configuration for Summer/winter mode (Digital input switch)



Variable

Available options & Selection

Note


Summer/winter mode

Configuration > Functions > Temperature control

Summer/Winter mode

| Yes | No |


Type of switch summer/winter

|Calendar | Changeover | Digital input | Outdoor temperature |



Allocate digital input

Configuration > I/O allocation settings > Digital inputs

Summer/(Winter) mode

Any available I/O










Settings and configuration for Summer/winter mode (Outdoor temperature switch)



Variable

Available options & Selection

Note


Summer/winter mode

Configuration > Functions > Temperature control

Summer/Winter mode

| Yes | No |


Type of switch summer/winter

|Calendar | Changeover | Digital input | Outdoor temperature |



Outdoor temperature switch settings

Data & Settings > Temperature control > Supply air controller (… > Extract air controller, … > Room controller)

Outdoor temp for switch between summer/winter

[13.0] oC

Switch to summer mode is above switch temperature 13.0 oC.

Switch to winter mode: starting at and below 13-1 = 12 oC.

Outdoor temp hysteresis for switch between summer/winter

[1.0] oC