Data Sheet for Product

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Siemens Central apartment unit with consumption data acquisition QAX913 CE1N2740en
Building Technologies 2016-01-30
Notes on engineering and operation
• Comply with all local regulations on electrical systems
• The central apartment unit is designed for surface mounting
• Mount the QAX913 in a space that is easily accessible (e.g. in the living room or
in the hall). The mounting height above the floor should be chosen such that the
unit is easily accessible. The QAX913 does not house a temperature sensor.
The mounting height has no impact on control performance
• The permissible environmental conditions must be observed
• Do not expose the QAX913 to dripping water
For notes relating to engineering and mounting wireless devices for the Siemens
Synco living system, refer to Data Sheet N2708en.
Use at least three screws to mount the QAX913 to an apartment's interior wall.
The QAX913 is maintenance-free.
Disposal
The devices are considered electronics devices for disposal in terms of European
Directive 2012/19/EU and may not be disposed of as domestic garbage.
• Dispose of the devices through channels provided for this purpose.
• Comply with all local and currently applicable laws and regulations.
System limitations
126 Central apartment units QAX913
1 Meteo sensor
12 Rooms
2 Door switches
8 Water detectors
1 Humidity sensors
1 Air quality sensors
1 Condensation monitor
4 Light actuator with status display (on KNX TP only (S-mode))
3 Radio repeater
4 Heat meters (heating, cooling or combined)
4 Hot water meters
4 Chilled water meters
3 Electricity meters
3 Gas meters
2 Other meters (e.g. oil, steam)
94 RF components (total, including central apartment unit)
In addition to the units listed above, switching, dimming, and blinds actuators can
be used in unlimited numbers.
Mounting location
Note
Installation
Maintenance
System limitations
(Bus TP)
Limitation per central
apartment units
Note