Siemens RDE100.1 Instruction Manual
s
W
423
1
Room thermostat with Auto
Timer, independent DHW
for heating systems
• Room temperature control
• 2-position control with On/Off output for heating
• Comfort, Economy, Auto timer and Protection mode
• Independent On/Auto/Off control of DHW
• Auto time switch
• Adjustable commissioning and control parameters
• Battery-powered DC 3 V (2 x 1.5 V AAA)
RDE100.1
DH
Use
The RDE100.1DHW is used to control the room temperature in heating systems
with independent control of DHW.
Typical applications:
• Residential apartments
For the control of the following plant components and of DHW:
• Thermal valves or zone valves
• Gas or oil boilers
• Fans
• Pumps
CB1N1423en_01
2013-03-15
Building Technologies
Functions
Temperature control
• Heat exchanger
• Continuous-flow water heater
• Small water heating systems
• Room temperature control via built-in sensor
• Selection of operating mode with operating mode touchkey
• Setting auto time switch (individual day, 7 day or 5-2 day)
• Display of current room temperature or setpoint in °C or °F
• Touchkey lock (manually)
• Setpoint lock
• Periodic pump run
• Reloading factory settings for commissioning and control parameters
• Independent DHW and its auto time switch (individual day, 7 day or 5-2 day)
The RDE100.1DHW acquires the room temperature with its built-in sensor and
maintains the setpoint by delivering control commands. The switching differential is
1 K.
Q14
ON
1422D01
T Room temperature
SD Switching differential
W Room temperature setpoint
Q14 Output signal for heating
OFF
W
T[°C]
Periodic pump run function
SD
Can only be used when circulating pump or valve is controlled!
This function protects the pump or valve against seizing during longer off periods.
Perodic pump run is activated for 3 minutes every 24 hours at 12:00.
Parameter Pump status
P12 = 0 (Default) Pump run off
P12 = 1 Pump run on
24 h
3 min.
on
off
1423Z04
12:00
12:00
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Siemens RDE100.1DHW Room thermostat with Auto Timer, independent DHW CB1N1423en_01
Building Technologies 2013-03-15
Type summary
Ordering
Equipment combinations
Product No. Stock No. Features
RDE100.1DHW
S55770-T280
Battery-powered DC 3 V
• When ordering, please indicate product No./stock No. and description
• Example:
Product No. Stock No. Description
RDE100.1DHW
S55770-T280
DHW room thermostat
• Valve actuators must be ordered separately
Mechanical design
Description Product No. Data Sheet
Electromotoric actuator
SFA21..
4863
Electrothermal actuator
(for radiator valves)
Electrothermal actuator
(for small valves 2.5 mm)
Damper actuator
STA23..
STP23..
GDB..
4884
4884
4634
Damper actuator
GSD..
4603
Damper actuator
GQD..
4604
Rotary damper actuator
GXD..
4622
The room thermostat consists of 2 parts:
• Plastic housing which accommodates the electronics, the operating elements
• Mounting plate with screw terminals
The housing engages in the mounting plate and is secured with a screw.
Siemens RDE100.1DHW Room thermostat with Auto Timer, independent DHW CB1N1423en_01
Building Technologies 2013-03-15
and the room temperature sensor
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Operation and settings
Display
1) Operating mode touchkey
2) Set
3) Ok
4) Touchkey for decreasing a value
5) Touchkey for increasing a value
6) DHW switch On/Auto/Off touchkey
202122234813
19
1
2
3
5
6
18
17
16
# Symbol
1
2
3
7
Description
Indicating that batteries need to be
replaced
Protection mode
(protection mode symbol can be enabled via parameter settings).
Auto timer mode
9 10 11 12 14
#Symbol
12
13
14
Description
View and set DHW auto time switch
DHW auto time switch activated
Morning: 12-hour format
Afternoon: 12-hour format
15
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Siemens RDE100.1DHW Room thermostat with Auto Timer, independent DHW CB1N1423en_01
Building Technologies 2013-03-15
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