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CM2N3856en_06
2013-12-14
Desigo™ RXC
Room controller
Communicating room controller
for fan-coil applications
The RXC39.5 room controller is used for temperature control in individual
rooms.
· For fan-coil systems with ECM fan
· PI / PID control (depending on application)
· Downloadable application software
· L
· For use in the Desigo building automation and control system
M
®-compatible bus communications
ON
ARK
· 0 ... 10 V control of valve actuators, fan, and electric heating coil
· Volt-free relay contacts for release of the fan and the electric heating coil
· Commissioning with RXT10 or standard L
· AC 24 V operating voltage
· Pluggable screw terminals
RXC39.5
W
tool
ON
ORKS
Building Technologies
3
856
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Related Manuals for Siemens Desigo RXC39.5
Summary of Contents for Siemens Desigo RXC39.5
- Page 1 Desigo™ RXC RXC39.5 Room controller Communicating room controller for fan-coil applications The RXC39.5 room controller is used for temperature control in individual rooms. · For fan-coil systems with ECM fan · PI / PID control (depending on application) · Downloadable application software ·...
- Page 2 S55373-C118 Room controller Accessories RXZ30.1 Terminal covers Equipment combinations The RXC39.5 room controller is compatible with field devices from Siemens Building Technologies. For details, refer to the Desigo RX hardware overview, CA2N3804 2 / 14 Siemens RXC39.5 – Room controller...
- Page 3 Options for use of the labeling fields “Appl.” and “Loc.”: Hand-written entry of the location and the actual application … or Printed adhesive label (printed from the RXT10 commissioning and service tool) 3 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies...
- Page 4 ® bus and PPS2 interface when ORKS ORKS a QAX… room unit is connected. It also shows the options for connecting the RXT10 commissioning and service tool and the RXT20.1 service terminal. 4 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 5 · The circuits must be externally fused (£ 10 A) as there are no internal fuses. relay outputs to AC 250 V, 2(2) A. AC 230 V · The cables connected to the room controller must be secured with cable ties. 5 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 6 · Ensure adequate air circulation to dissipate heat generated during operation. · Easy access is required for service personnel · Local installation regulations must be observed. Mounting instructions and a drilling template are printed on the controller packaging. 6 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 7 10 A or Caution External secondary power fuse with max. T 10 A non-renewable fuse or max. C 13 A circuit breaker is required in all cases 7 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 8 Baud rate on the L 78 kbit/s ORKS Interface type -compatible, electrically ORKS isolated Physical layer FT 5000 Baud rate bus 78 kbit/s Bus topology and bus termination See Installation guide, CA110334 8 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 9 CA2E3840 contains data on RoHS ISO 9001 (Quality) compliance, materials composition, packaging, environmental benefit, disposal Dimensions See dimension diagrams Weight excluding packaging 0.270 kg including packaging 0.300 kg 9 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 10 AC 24 V supply for sensors, actuators DC 0 … 10 V control output for actuator Controller ground DC 0 … 10 V control output for actuator AC 24 V supply for sensors, actuators 10 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 11 (see 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. 11 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 12 Y1 output on the UA1T) · The UA1T requires an AC 24 V supply voltage · The UA1T is not suitable for the connection of 3-position actuators. Notes 12 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 13 Dimensions Dimensions in mm Without terminal covers With terminal covers 13 / 14 Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...
- Page 14 Drilling diagram 80056 ã 2012 - 2013 Siemens Switzerland Ltd 14 / 14 Subject to change Siemens RXC39.5 – Room controller CM2N3856en_06 Building Technologies 2013-12-14...