Siemens RDG100H Operating Instructions Manual
Operating Instructions
RDG100T/H
RDG100T/H – the electronic room thermostat that allows you to set the ideal room temperature you
want. The thermostat provides Comfort, Energy saving mode and Protection mode and, in addition, an
Auto Timer mode with 8 programmable timers. The fan operates either in Automatic mode or at the
selected speed when using Manual mode. You can either rely on the factory settings or make adjustments that suit your individual needs.
Operating mode button
Program mode button
Fan mode button
Rotary knob
Main display Operating mode
Room temperature
Heating mode
Room temperature in degrees Celsius Electric heater on
Room temperature in degrees Fahrenheit
Cooling mode
Button lock active
Comfort mode
Alert indicator
Energy Saving mode
Condensation in the room
Auto timer
Temporary timer function active
Protection mode: Protection against frost
Weekday 1 = Monday
7 = Sunday
Indicator for selecting mode
Setting time and weekday
Fan mode
Setting the auto timers
Automatic
Current time of day
Escape (Cancel)
Confirmation (OK)
Manual
Low Medium High
Changing the room temperature
The room temperature setpoint can be adjusted with the rotary knob when Comfort
mode
is active or with
Turn the rotary knob clockwise (+) to increase, or counterclockwise (-) to decrease the
current room temperature setpoint for Comfort mode
The setting range is from 5...40 °C, unless limited by parameters P09 and P10 (for parameter settings,
see reverse side).
Adjusting the fan speed
Low
Medium
High
Press the fan mode button until the desired fan mode is reached
In Automatic mode
, the fan speed is automatically selected by the thermostat
depending on the setpoint and the actual room temperature. When the room temperature reaches the setpoint, the fan stops (factory setting) or keeps running at low
speed (P15).
In Manual mode, the fan operates independently and always runs at the same speed:
Low / medium / high
Note:
If desired, you can change the fan mode selector option via P03: Manually only, or manually
including Protection mode. Use P15 to adjust the fan speed in dead zone.
Changing from heating to cooli ng mode
Depending on the type of plant, the changeover from heating to cooling (or vice
versa) is made either automatically by a changeover sensor or a remote changeover
switch, or manually by pressing the operating mode button (see parameter P01)
To select cooling or heating manually (P01=2), press the operating mode button until
the desired mode appears
With automatic changeover or continuous heating / cooling, symbols
/ indicate
that the system currently operates in heating or cooling mode
With manual changeover, symbol
appears, indicating that the system currently
operates in heating or cooling mode
Changing the operating mode
Press the operating mode button until symbol
appears, indicating that Protection /
Comfort / Auto Timer / Energy Saving mode is selected.
1. Protection mode
In protection mode, the plant stops operating. If the room temperature falls below
8 °C, heating is switched on however to protect the room against frost
The setpoints for Protection mode can be changed by your HVAC installer if desired:
Changes made by installer: Frost protection: _________ ˚C Heat protection: __________˚C
2. Comfort mode
In Comfort mode, the thermostat maintains the setpoint which can be read
j
usted with
the rotary knob
3. Auto Timer mode
In Auto Timer mode, the controller automatically switches over between Comfort
and Energy Saving mode according to the 8 preprogrammed timers
4. Energy Saving mode
When selecting Energy Saving mode, make sure that parameter P02 is set to 2
In Energy Saving mode, the room temperature is maintained at a lower or higher
setpoint, thus saving energy and money! You can change the preselected setpoint by
adjusting parameters P11 and P12 (for parameter settings, see reverse side)
Important: The setpoint for Energy Saving mode can be set to OFF. This means that the thermostat is
deactivated! Risk of frost, i.e. no protective heating or cooling function is provided!
Setting the time of day and the weekday
1. Press the program mode button for programming.
2. Press button
(OK) to enter the setting mode for the time of day.
3. The time digits start blinking. Turn the rotary knob clockwise or counterclockwise to set the time of
day.
If the current time of day is in 24-hour format and you wish to change it to the 12-hour format, turn
the knob clockwise passed 23:59 or counterclockwise passed 00:00. Vice versa back to the 24-hour
format.
4. Confirm the time of day by pressing button and the weekday indicator starts blinking.
5. Turn the rotary knob clockwise or counterclockwise to set the current weekday.
6. Confirm the current weekday by pressing button
(OK).
7. Press button
(Esc) to leave the program mode.
Note:
After a power failure, the time of day starts blinking to indica te power was lost. However, the auto timer continues to
run with the time before the power failure occurred. Select the setting mode to readjust the time if needed.
Setting the programmable timers
The RDG100T/H provides 8 programmable timers A1…A8 each of which can be assigned to one or several
days. To set an auto timer, proceed as follows:
1. Press the program mode button twice to select auto timer setting
.
2. Turn the rotary knob to the desired timer A1…A8 that you wish to set and press button
(OK).
3. Turn the rotary knob to set the Comfort mode start time
and confirm by pressing button
(OK).
4. Turn the rotary knob to set the Comfort mode end time
or Energy Saving start time and confirm
by pressing button
(OK).
5. Weekday
, and blink. Press button (OK) to select or (Esc) to deselect each day and
advance to the next day.
6. After the 7th day is set, all selected weekdays blink. Confirm setting for actual timer by pressing
button
(OK) and advance to the next timer. To set the next timer, repeat steps 3 through 6, or
press
(Esc) to leave the setting mode.
Notes:
- To save your settings, remember to press OK in step 6 above before pressing Esc to leave the setting mode.
- The timer function can be disabled by setting P02 = 3 or P02 = 4.
Viewing the settings
1. Press the program mode button twice to select auto timer setting .
2. Turn the rotary knob to review the 8 auto timers.
3. Press button
(Esc) to return to normal operation.
Temporary timer for extended presence or absence
The Comfort and Energy Saving modes can be temporarily extended from 0.5 to 9.5 hours us ing the
temporary timer.
1. To set the temporary timer, press and hold the operating mode button for maximum 3 seconds.
2. While holding the button, turn the rotary knob clockwise or counterclockwise as required.
a) Turn the rotary knob clockwise to extend Comfort mode.
Display:
0....+9:30
b) Turn the rotary knob counterclockwise to extend Energy Saving mode.
Display:
0....-9:30
After the temporary timer has elapsed, the thermostat will resume operation in Auto Timer mode.
Reloading the default timer settings
1. Press the program mode button twice to select auto timer setting .
2. Press button
(OK) to enter the timer setting mode.
3. Press the program mode button for at least 3 seconds; then “rES” is displayed.
4. Press button
(OK) to confirm reloading the default timer settings, or (Esc) to leave without
change.
Weekdays Time of day when thermostat is in Comfort mode
Mon(1)- Fri(5) 06:30 – 08:30 (A1) 17:30 – 22:30 (A2)
Sat (6) & Sun (7) 08:00-23:00 (A3 & A4)
Default
settings
For the remaining time, the thermostat is in Energy Saving mode.
Timers A5 - A8 are free with no default settings.
Button lock
To lock or unlock the buttons manually, press and hold the fan mode button for 3
seconds. The buttons are locked or unlocked in this manner if P14 is set to 2
If P14 is set to 1, the thermostat automaticall
y
locks the button 10 seconds after the last
adjustment
Control parameters
If you want to change control parameters, proceed as follows:
1. Press top and bottom buttons simultaneously for at least 3 seconds.
2. Release them and, within 2 seconds, press the top button again for 3 seconds. The display shows P01.
3. Select the required parameter by turning the rotary knob.
4. Press button
(OK). The current value of the selected parameter starts blinking
5. The value can be changed by turning the rotary knob.
6. Press button
(OK) to confirm the adjusted value, or (Esc) to canc el the change.
If you wish to adjust additional parameters, repeat steps 3 through 5, or press
(Esc) to leave the
parameter setting mode.
No. Parameter name Default value Setting range Adj.
P01 Control sequence 2-pipe / 2-stage:
1 = cooling only
4-pipe:
4 = H and C
0 = Heating only
1 = Cooling only
2 = H/C changeover, manually
3 = H/C changeover, auto
4 = Heating and cooling
P02 Mode selection via operating mode
button
1
1 = Auto / Comfort / Protection mode
2 = Auto / Comfort / Energy Saving /
Protection mode
3 = Comfort / Protection mode
4 = Comfort / Energy Saving / Protection
P03 Mode selection via fan mode button 0 0 = Auto / Manually
1 = Manually
2 = Auto / Manually / Protection mode
P04 Selection of °C or °F 0 0 = °C
1 = °F
P05 Sensor calibration 0.0 K – 3 ... 3 K
P06 Standard temperature display 0 0 = Room temperature
1 = Setpoint
P08 Comfort basic setpoint 21 °C 5 ... 40 °C
P09 Minimum setpoint limitation in Comfort
mode
5 °C 5 ... 40 °C
P10 Maximum setpoint limitation in Comfort
mode
35 °C 5 ... 40 °C
P11 Setpoint for heating in Energy Saving
mode (WheatE-saving)
15 °C OFF, 5 °C…WcoolE-saving
P12 Setpoint for cooling in Energ y Saving
mode (WcoolE-saving)
30 °C OFF, WheatE-saving…40 °C
P13 Electric heater in cooling mode ON OFF = Disabled
ON = Enabled
P14 Button lock 0 0 = Disabled
1 = Automatically
2 = Manually
P15 Fan speed in dead zone (Comfort mode) 0 0 = Off
1 = Fan speed 1 (heating or cooling)
2 = Fan speed 1 (cooling only)
The control parameters displayed depend on the DIP switch settings made.
Siemens Switzerland Ltd
Subject to change
B3181.4en
29 Aug 2011
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