User Manual
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Siemens Synco™ living CE1B2740en
Building Technologies Central apartment unit QAX9x3 13.12.2010
Main menu > Ventilation > Stage setpoints > Economy:
Factory setting Off
Main menu > Ventilation > Stage setpoints > Protection:
Factory setting Off
Stage assignment to window states
Specify the stage for ventilation when the central apartment unit detects an
open window (see page 57).
Main menu > Ventilation > Stage setpoints > Window open:
Factory setting Off
Stage assignment for smoke
Determine the stage at which ventilation runs when the central apartment
unit's smoke detector detects smoke.
Main menu > Ventilation > Stage setpoints > Smoke:
Factory setting Off
Stage assignment for ventilation contact
Determine the stage at which ventilation is supposed to run when the ventila-
tion contact is closed.
Main menu > Ventilation > Stage setpoints > Ventilation contact:
Factory setting Off
Ventilation time switch
Switching times
The central apartment unit controls the ventilation stages based on a ventila-
tion time switch for automatic ventilation operation mode (stage selection:
Auto).
Main menu > Ventilation > Ventilation time switch > …
You can set up to 6 switching points for each weekday plus one special day.
In addition, you can specify the ventilation operating mode (Comfort, Precom-
fort, Economy) the system should change over for each switching point.