Set DATE
Press button once and then turn the rotary knob or press button continuously to select programming
mode DATE.
Press button once to enter date setting.
Turn the rotary knob to select month / weekday / year, then press button
once.
For example, enter the year setting. The Year value flashes and can be changed by turning the rotary knob.
Press button to confirm the adjusted value, or (Esc) to cancel the change.
Repeat steps for month and weekday settings.
Set AWAY (Holiday mode)
Press button once and then turn the rotary knob or press button continuously to select programming
mode AWAY. Holiday mode is displayed.
Press button once to enter scheduler mode .
Turn the rotary knob to adjust the holidays, then press button once.
Set the start time (AWAY): Set the month (MON) and then press button Set the day (DAY)
Press button once to confirm the adjusted value; the idle page for Holiday mode is displayed once the
start time reaches.
Button lock
If the button lock function is enabled (parameter P028 = 2), pressing the right button
for 3 seconds locks or unlocks the buttons respectively.
Locked buttons are indicated by the key symbol .
If “Auto lock” is configured (P028 = 1), the thermostat automatically locks
10 seconds after the last adjustment.
Commissioning (by qualified HVAC installer)
To adapt the thermostat to your system and optimize control performance, a number of control parameters can
be adjusted. This can be done during operation, either via the buttons on the thermostat or via a commissioning
tool.
Control parameters
To change control parameters, proceed as follows:
1. Press left and right buttons simultaneously for 3 seconds or until device beeps if buzzer function is enabled
(P030).
2. Service level: Release and within 0.5…4 seconds, press the right button again until “P001” is displayed.
Expert level: Release and within 0.5…4 seconds, press the left button again until the temperature disappears.
Turn the rotary knob counterclockwise minimum ½ rotation. P050 displays.
3. Select the required parameter by turning the rotary knob.
4. Press button (OK). The current value of the selected parameter flashes and can be changed by turning the
rotary knob.
5. Press button (OK) to confirm the adjusted value, or (Esc) to cancel the change.
To adjust additional parameters, repeat steps 3 through 5, or press (Esc) to quit parameter setting mode.
Note: If password protection (needs to be done by HVAC installer) is enabled, users must enter the password to open parameter
setting mode. If the password is mistyped 5 times, the thermostat is locked and the password cannot be entered for 5 minutes.
Symbols and are displayed.
Parameter list
No.
Description Factory setting Setting range
Adj.
P001
Control sequence
1 = Cooling only
4-pipe:
4 = Heating and
cooling
0 = Heating only
1 = Cooling only
2 = H/C changeover auto
3 = H/C changeover manual
4 = Heating and cooling
P002
Operation via room operating mode
selector
1
(when there is local scheduler)
2 = Auto *** - Comfort - Economy - Protection
P003
Operation via fan operating selector
0
1 = Manual
2 = Auto - Manual - Protection
P004
Unit
0
P005
Scheduler
OFF ON = Enabled; OFF = Disabled
P006
Measured value correction
0 K -5…5 K
P007
Humidity value correction
0 -10…0…10 %
P008
Standard display
0 0 = Room temperature; 1 = Setpoint
P009
Additional display information
0
1 = °C and °F
2 = Outside temperature
3 = Time of day (12 h)
4 = Time of day (24 h)
5 = Humidity
6 = Indoor air quality (numeric) *****
7 = Indoor air quality (text) *****
8 = Humidity and IAQ (numeric) *****
9 = Humidity and IAQ (text) ****
P010
Setpoint concept
1 1 = Comfort concept; 2 = Energy saving concept
P011
Comfort basic setpoint
21 °C (70 °F) 5…40 °C (41…104 °F)
P013
Comfort setpoint minimum
5 °C (41 °F)
P014
Comfort setpoint maximum heating
21 °C (70 °F) P013+1 K…P015-1 K
P015
Comfort setpoint minimum cooling
25 °C (77 °F) P014+1 K…P016-1 K
P016
Comfort setpoint maximum
35 °C (95 °F)
P017
Summer time
1 OFF; 1 = Europe; 2 = Australia; 3 = New Zealand
P019
Economy heating setpoint
15 °C (59 °F)
P020
Economy cooling setpoint
30 °C (86 °F)
P023
Indoor air quality setpoint *****
1000 ppm 10...2000 ppm
P024
Humidity setpoint high
50 --- (0), P026 or 20…90 %
P026
Humidity setpoint low
OFF --- (0), 20…90 % or P024
Electric heater when cooling
ON ON = Enabled; OFF = Disabled
P028
Keypad
0
1 = Auto lock ✓ means function locked
2 = Manual lock
P029
Fan: Dead zone Comfort mode
0
1 = Low speed (Heat and Cool)
2 = Low speed (Cooling only)
3 = Fan disable Auto & Manual
4 = Low speed Auto & Manual
5 = Low speed Auto & Manual C
P030
Buzzer function
ON ON = Enabled; OFF = Disabled
P031
Language
1
3 = Deutsch (German); 4 = Italiano (Italian)
5 = Espanol (Spanish); 6 = Nederlands (Dutch)
7 = Turkce (Turkish); 8 = Cesky (Czech)
9 = Suomi (Finnish); 10 = Polski (Polish)
11 = Magyar (Hungarian); 12 = Slovenski (Slovak)
13 = (Limba) Romana (Romanian); 14 = Dansk (Danish)
P032
Room operating mode holidays
0 0 = Economy; 1 = Protection
*** When no time schedule via KNX exists, Auto equals Comfort.
**** Parameter P027 is displayed only for application 2-pipe with electric heater.
***** These parameter values are valid for RDG204KN and RDG264KN.
All temperature settings are in increments of 0.5 °C (except P006 of RDG204KN & RDG264KN is in 0.1 °C).
Remember to record all changes!
Issued by
Siemens Switzerland Ltd
Smart Infrastructure
Global Headquarters
Theilerstrasse 1a
CH-6300 Zug
Tel. +41 58 724 2424
www.siemens.com/buildingtechnologies
© Siemens Switzerland Ltd, 2020
Technical specifications and availability subject to change without notice.
A6V11545973_en--_c A5W00031435A-AC 2022-01-17 Siemens Smart Infrastructure