Technical data
Table Of Contents
- 1. About this document
- 2. Summary
- 3. Functions
- 3.1 Temperature control
- 3.2 Operating modes
- 3.3 Room temperature setpoints
- 3.4 Applications overview
- 3.5 Additional functions
- 3.6 Control sequences
- 3.7 Control outputs
- 3.8 Fan control
- 3.9 Multifunctional input, digital input
- 3.10 Handling faults
- 3.11 KNX communications
- 3.11.1 S-mode
- 3.11.2 LTE mode
- 3.11.3 Zone addressing in LTE mode (in conjunction with Synco)
- 3.11.4 Example of heating and cooling demand zone
- 3.11.5 Send heartbeat and receive timeout
- 3.11.6 Startup
- 3.11.7 Heating and cooling demand
- 3.11.8 Fault function on KNX
- 3.11.9 KNX switching groups (RDF301.50, RDF301.50H only)
- 3.12 Communication objects (S-mode)
- 3.13 Communication objects (LTE-mode)
- 3.14 Control parameters
- 4. Handling
- 5. Supported KNX tools
- 6. Connection
- 7. Mechanical design
- 8. Technical data

3.14.2 Parameter setting / download via tool
Control parameters can be adjusted via bus either by parameter download during
commissioning or during normal operation with a tool like ACS.
With the ACS tool, the parameters can be changed…
– during commissioning via parameter download (all parameters)
– during normal operation via Popcard (most of the parameters).
Most parameters can be changed during normal operation using the OZW772 web
server or the RMZ792 bus operator unit.
ETS is an engineering tool and can be used for the full commissioning of the RDF
KNX thermostats. Device address, application, control parameters and parameters
for the switching groups can be defined and downloaded via ETS.
• Setting RDF KNX parameters is only supported by ETS4 or higher / ACS version
5.11 or higher.
• The RDF KNX thermostats (without ETS parameter download) require version
ETS3f or higher.
Connecting a KNX commissioning / operating tool to the RDF is described in
section 4.2.
ACS
OZW772 Web
server,
RMZ792 bus operator
unit
ETS
Note:
Connecting a KNX tool
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Siemens RDF301, RDF301.50..., RDF600KN Basic documentation CE1P3171en
Building Technologies Functions 2014-05-23










