Siemens RDG200KN, Basic Documentation, Page: 10 / 150

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