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

3.6.7 Compressor applications
For compressor applications,
• set the corresponding basic application
• disable the fan (P52) or set the fan speed (P53)
The following applications are available:
Application for compressor
Set basic application
See
section
Sequences
1-stage compressor
for heating or cooling
2-pipe 3.6.3
H ( \ )
C ( / )
1-stage compressor and electric
heater
(for cooling only: disable
electric heater via P13)
2-pipe and electric heater 3.6.4
El H + H ( \ \ )
El H + C (
\ / )
C ( / )
1-stage compressor
for heating and cooling
4-pipe 3.6.5
H + C ( \ / )
• Minimum ON/OFF time: P48 / P49
• Fan operation:P52 (0 = disabled, 1 = enabled)
• Fan speed: P53 (1 = 1-speed, 2 = 3-speed)
Note:
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Siemens RDF301, RDF301.50..., RDF600KN Basic documentation CE1P3171en
Building Technologies Functions 2014-05-23










