Basic Documentation

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Siemens Flush-mount room sensors AQR253... AQR257... CE1P1411en
Building Technologies Mounting and electrical installation 2013-04-17
4 Mounting and electrical installation
4.1 Mounting
Comply with the following notes as well as the mounting instructions [2] to mount
the room sensor.
Note the permissible ambient temperature and humidity. See data sheet [1] for
environ
ment
al conditions.
Sensor mounted on interior wall of room to be conditioned:
• At ca. 1.5 m height in the room and at least 50 cm from the next wall.
• Not on outside walls.
• Not in niches or behind curtains.
• Not above or near heat sources or shelves.
• Not on walls covering heat sources such as a chimney.
• Not in the radiation range of heat sources and lighting bodies e.g. spotlights.
• Not in areas exposed to direct solar radiation.
4.2 Electrical installation/cabling
The device is designed for flush-mounted cabling.
Run the cables from the wall outlet to the room sensor base module.
• Use only suitable cables for the KNX bus.
• Do not swap the wires for the KNX cable.
– Red terminal is for CE +
– Gray terminal is for CE –
• Comply with local installation regulations.
• Use a flat plug to connect the ground cable in the box (in case of switch or mains
plug in the same box).
STOP
Caution
• The device is not protected against inadvertent connection to AC 230 V.
Ambient conditions
Mounting location