Siemens RDG20 KN Series - Page 13

Overview
Functions
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● M/S - manager/subordinate alarm management via LTE-Mode allowing for
subordinate alarm display on the manager
● Display of outside temperature, humidity, CO
2
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, room
temperature and CO
2
measurement
● Interworking with Siemens QMX.. room operator units for room humidity, room
temperature and operating commands for fan, operating mode and setpoints
● Commissioning KNX area, line and device address via mobile application PCT
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Overview difference between KNX (RDG2..KN) and standalone (RDG2..T) versions
Functions
Descriptions
KNX
Standalone
KNX communication related
functions
● Communicating thermostat [➙ 118]
● Commissioning via ETS, ACS [➙ 22]
✓
● Manager/Subordinate [➙ 65]
✓
Power switch (RDG2..KN)
● Power switch AC 230 V / AC 24 V [➙ 47]
✓
● Support AC 24 V 2-pos/3-pos actuators [➙ 14]
✓
Functional input/output
● Functional input/output U1 [➙ 115]
✓
● Multifunctional input X3 (sensor, switch) [➙ 115]
✓
● Monitor input for temperature sensor or switch status
[➙ 115]
✓
Application
● 4-pipe/2-stage [➙ 88]
✓
Time clock
● Power reserve clock for 20 h during power failure
[➙ 76]
✓
Others
● Humidity [➙ 60]
● Indoor air quality control [➙ 69]
● Greenleaf indication [➙ 57]
✓