User Manual

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Siemens Synco™ living CE1C2707en
Building Technologies Commissioning the system 23.08.2008
Ventilation contacts 1 and 2
Using the ventilation contacts, the ventilation plant can be set to a defined
stage. Two ventilation contacts are available. As long as at least one of them
is closed, the plant operates at the defined stage.
State whether ventilation contacts are installed and from where the central
apartment unit receives their state.
--- Inactive – no ventilation contacts installed
Via RF / S-Mode • Ventilation contact connected to universal input B of
an RRV91… heating circuit controller or to universal
input Xx of an RRV934 multi-controller
• Ventilation contact connected to the external contact
input of a door / window contact wave AP 260
• Ventilation contact signal received through S-Mode
object via KNX TP1 *
B (local) Ventilation contacts connected to universal input B of
the central apartment unit
* Connection of the respective S-Mode objects of the central apartment unit to the relevant S-Mode
devices on KNX TP1 is made with the help of a commissioning tool (ETS).
Main menu > Commissioning > Extra configuration
> Ventilation > Inputs > Ventilation contact1:
Main menu > Commissioning > Extra configuration
> Ventilation > Inputs > Ventilation contact2:
Ventilation contact Factory setting Your setting
1 ---  ---
 Via RF / S-Mode
 B (local)
2 ---  ---
 Via RF / S-Mode
 B (local)
HR bypass
The HR bypass is used to circumvent heat recovery of the ventilation plant if
not desired (e.g. when night cooling is active).
State whether the HR bypass shall be used and how it is controlled.
--- Inactive – HR bypass not required
Via RF HR bypass connected to the 3-position mixing valve
output (Q4/Q5) of an RRV934 multi-controller
Main menu > Commissioning > Extra configuration
> Ventilation > Outputs > HR bypass:
Factory setting ---
Your setting  ---
 Via RF