User Manual
Table Of Contents
- 1 About this document
- 2 Overview
- 3 Notes
- 4 Functions
- 4.1 Temperature control
- 4.2 Operating modes
- 4.3 Room temperature setpoints
- 4.4 Application overview
- 4.5 Power supply selection for RDG200KN
- 4.6 Additional functions
- 4.7 Control sequences
- 4.7.1 Sequence overview (setting via P001)
- 4.7.2 Application mode
- 4.7.3 2-pipe fan coil unit
- 4.7.4 2-pipe fan coil unit with electric heater
- 4.7.5 2-pipe fan coil unit with radiator or floor heating
- 4.7.6 2-pipe/2-stage heating or cooling
- 4.7.7 4-pipe fan coil unit
- 4.7.8 4-pipe fan coil unit with electric heater
- 4.7.9 Chilled/heated ceiling and radiator applications
- 4.7.10 Compressor applications
- 4.7.11 Applications with external AQR sensor or QMX room operator unit
- 4.7.12 Setpoints and sequences
- 4.8 Control outputs
- 4.9 Fan control
- 4.10 Multifunctional input, digital input
- 4.11 Handling system faults
- 4.12 KNX communications
- 4.13 Communication objects (S-Mode)
- 4.14 Communication objects (LTE-Mode)
- 4.15 Control parameters
- 5 Supported KNX tools
- 6 Connection
- 7 Technical data
- 8 Dimensions
- Index /
Overview
Accessories
2
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● Control of 6-port ball valve via KNX S-Mode objects (RDG200KN and
RDG260KN)
● Flow limitation function for PICV in heating mode (RDG260KN)
● 3 multifunctional inputs selectable for:
– Window contact switches operating mode to Protection
– Presence detector switches operating mode to Comfort
– Sensor for automatic heating/cooling changeover
– Switch for manual heating/cooling changeover
– External room temperature or return air temperature sensor
– Dewpoint sensor
– Enable electric heater
– Fault input
– Monitor input for temperature sensor or switch status
– Supply air temperature sensor
– Coil temperature sensor
– External temperature limit
– Hotel presence detector
● Selectable relay functions
– Switching off external equipment during Protection mode
– Switching on external equipment (e.g. pump) during heating/cooling
demand
– Output status heating/cooling sequence
– Dehumidification/humidification control output
● KNX bus (terminals CE+ and CE-) for communication with Synco devices or
KNX compatible devices
● Display of outside temperature or time of day from KNX bus
● Time scheduling and central control of setpoints from KNX bus
● Control of Economy setpoints via KNX bus
● Relative humidity setpoint via KNX bus
● Control of KNX actuators and fan via S-Mode objects
● Energy supply optimization via energy demand signal via Synco RMB795B
central control unit
● Interworking with Siemens AQR.. and QMX.. sensors for room humidity and
room temperature measurement
● Interworking with Siemens QMX.. room operator units for room humidity, room
temperature and operating commands for fan, operating mode and setpoints
2.3 Accessories
Type Product/stock no. Datasheet
KNX power supply
160 mA (Siemens BT LV)
5WG1 125-1AB02 TPI_N125
KNX power supply
320 mA (Siemens BT LV)
5WG1 125-1AB12 TPI_N125
KNX power supply
640 mA (Siemens BT LV)
5WG1 125-1AB22 TPI_N125
Inputs/outputs
KNX communication
features