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CA2N3845en_06
2013-06-18
Desigo™ RXC
Room controller
for VAV systems,
with L
M
-compatible bus communication
ON
ARK
The RXC32 controller is used for VAV room temperature control in individual
rooms.
• Control of the supply or extract air with volume control dampers, with or
without reheaters
• Downloadable application software
• L
M
-compatible bus communications
ON
ARK
• For use in the Desigo building automation and control system
• Control of damper actuators with AC 24 V, 3-position signal
• Control of electric or LPHW reheaters with AC 24 V or AC 24 V 3-position
signals
• Built-in air flow sensor
• AC 24 V operating voltage
RXC32.1 / RXC32.5
Building Technologies
3
845
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Related Manuals for Siemens Desigo RXC32.1
Summary of Contents for Siemens Desigo RXC32.1
- Page 1 Desigo™ RXC RXC32.1 / RXC32.5 Room controller for VAV systems, with L -compatible bus communication The RXC32 controller is used for VAV room temperature control in individual rooms. • Control of the supply or extract air with volume control dampers, with or without reheaters •...
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Page 2: Output Function
(refer to the Desigo INSIGHT documentation for further information). 2/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18... - Page 3 Plug-in measurement (+) connection terminals for L ® bus ORKS Housing cover Housing base Connection Service LED for volume flow Service pin measurement (-) Tool socket 3/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18...
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Page 4: Terminal Covers
Cable strain relief 80170 The conductors to the connection terminals can be secured with cable ties to the housing base. 4/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18... - Page 5 The service pin is used to identify the controller in the commissioning phase. When the pin is pressed the controller’s identification number is transmitted to the RXT10 commissioning and service tool. 5/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies...
- Page 6 ** When cold, thermic valve actuators have a consumption of approximately 6 W. A maximum of two thermic actuators may be connected to any one Y... output. 6/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies...
- Page 7 The labeling fields “Appl.” and “Loc.” on the controller are used to indicate the application actually loaded and the location of the controller, either in writing or by use of printed adhesive labels (see “Label” under “Mechanical design”). 7/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies...
- Page 8 2.5 mA Accuracy 0.2 K ≤ At 25 °C 0.2 K ± 1) X1 selected by option button in RXT10 tool LG-Ni 1000 / 0 ...10 V 8/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18...
- Page 9 (including tool connecting cable) Cable type 4-core, twisted pair, unscreened ® bus See Installation guide, CA110334 ORKS Cable type See Installation guide, CA110334 Tool connecting cable Max. 3 m length 9/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18...
- Page 10 CA2E3840 contains data on RoHS com- ISO 9001 (Quality) pliance, materials composition, packaging, environmental benefit, disposal Dimensions See dimension diagrams Width in DIN modular spacing units Weight Excluding packaging 0.28 kg 10/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18...
- Page 11 LON, Data A (CLA) Not used 1 2 3 4 5 6 7 8 LON, Data B (CLB) Not used Not used PPS2 (CP+) Not used PPS2 (CP–) 11/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18...
- Page 12 (see the Desigo RXC installation guide CA110334). If the connected devices receive their supply from the controller the power consumption of these devices must be taken into account when sizing the transformer. 12/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18...
- Page 13 UA1T) Notes • The UA1T requires an AC 24 V supply voltage • The UA1T is not suitable for the connection of 3-position actuators. 13/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18...
- Page 14 Dimensions All dimensions in mm Without terminal covers With terminal covers 80056 Drilling diagram 2000 - 2013 Siemens Switzerland Ltd. Subject to change 14/14 Siemens RXC32 – Room controller for VAV systems CA2N3845en_06 Building Technologies 2013-06-18...