Basic Documentation

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Siemens Flush-mount room sensors AQR253... AQR257... CE1P1411en
Building Technologies Functionality / Use 2013-04-17
5.4 Application examples
Below are a few typical application examples for the AQR257… or AQR253….
room sensors.
5.4.1 Room temperature control
This application is recommended primarily for small offices or rooms.
(1) Room temperature sensor comprising basic module AQR257… + front module:
AQR2532NNWQ with LED to indicate air quality (2 binary inputs for window
contacts on basic module).
(2) Window contact S290.
(3) Electric, motorized valve actuator AP562/02 with integrated bus coupling.
(1)
(2) (2)
(3)
1 411
B
01
KNX
The sensor measures and controls the room temperature and sends the control
value to the valve actuator via the KNX bus.
When connected to a window contact, the sensor additionally is able to detect and
report the window status (open/closed) via KNX bus.
The AP562/02 valve actuator also has 2 binary inputs for window contacts, allowing
for monitoring of 2 additional windows.
Required devices
Function description