PRODUCT CATALOGUE 2022 | alre.de

alre BACnet individual room controller/ heating and cooling ceiling application example

Planners prefer heating and cooling ceilings for comfortable air conditioning in buildings because it prevents draughts or disturbing noises. With its pre-configured system diagrams, the alre BACnet individual room controller (KTRBUu 217.456) supports the most common air conditioning applications. The “cooling and heating ceiling in 4-pipe system” variant controls heating and cooling valves, monitors the dew point and interrupts cooling operation if condensa- tion begins to form. The control range of the BACnet individual room control- ler is determined by the building management system. If this fails, the controller also functions independently and maintains control operation in the room.

BACnet IP BACnet MS/TP

BACnet room controller

Cooling valve

Heating valve

Dew point

Wide range of applications

Underfloor convector and underfloor heating

Underfloor heating

Duct devices

Catalogue 2022 | Page 46

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