User Manual

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Siemens Non-communicating room controllers CA2N3882en_01
Building Technologies RXA29.1 2012-08-28
Functions
The controller application and the configuration of connected field devices are defined
manually with DIP switches and a potentiometer.
For a detailed description of functions, refer to the DESIGO RXA applications library,
document CA2A3886.
Types
Type AC 24 V triac outputs Relay outputs
RXA29.1/FC-04
For two thermic valve actuators
or two 3-position actuators
None
RXZ20.1
Accessories: terminal covers
Ordering
When ordering, please specify the quantity, product name and type code. The RXZ20.1
terminal covers are supplied in packs of 10 pairs and must be ordered as a separate
item (see also “Mounting”).
Example:
30 Room controllers, type RXA29.1 RXA29.1/FC-04
30 Pairs of terminal covers RXZ20.1
Compatibility
The QAA24 and QAA27 room temperature sensors and the Siemens field devices are
suitable for use with the RXA29.1 room controller.
For details, refer to the Desigo Hardware overview, N3804.