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Siemens 

RDE100.1DHW   Room thermostat with Auto Timer, independent DHW 

CB1N1423en_01 

Building Technologies 

 

2013-03-15 

Type summary 

Product No. 

Stock No. 

Features 

RDE100.1DHW

S55770-T280 

Battery-powered DC 3 V 

 
 

Ordering 

  When ordering, please indicate product No./stock No. and description 

 Example: 

  Valve actuators must be ordered separately 

 
 

Equipment combinations 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 

Mechanical design 

The room thermostat consists of 2 parts: 

  Plastic housing which accommodates the electronics, the operating elements 

and the room temperature sensor 

  Mounting plate with screw terminals 

The housing engages in the mounting plate and is secured with a screw. 
 
 
 
 

Product No.

 

Stock No.

 

Description

 

RDE100.1DHW 

S55770-T280 

DHW room thermostat 

Description 

Product No. 

Data Sheet 

Electromotoric actuator  

 

SFA21.. 

4863 

Electrothermal actuator 
(for radiator valves) 

 

STA23.. 

4884 

Electrothermal actuator 
(for small valves 2.5 mm)

 

STP23.. 

4884 

Damper actuator 

 

GDB.. 

4634 

Damper actuator 

 

GSD.. 

4603 

Damper actuator  

 

GQD.. 

4604 

Rotary damper actuator 

GXD.. 

4622 

Содержание RDE100.1

Страница 1: ... 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 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...

Страница 2: ...eters Independent DHW and its auto time switch individual day 7 day or 5 2 day Temperature control 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 T C ON OFF W SD 1422D01 T Room temperature SD Switching differential W Room temperature setpoint Q14 Output signal for heating Periodi...

Страница 3: ...consists of 2 parts Plastic housing which accommodates the electronics the operating elements and the room temperature sensor Mounting plate with screw terminals The housing engages in the mounting plate and is secured with a screw Product No Stock No Description RDE100 1DHW S55770 T280 DHW room thermostat Description Product No Data Sheet Electromotoric actuator SFA21 4863 Electrothermal actuator...

Страница 4: ...DHW switch On Auto Off touchkey 1 2 3 5 6 7 9 10 11 12 14 15 16 17 18 20 21 22 23 4 8 13 19 Symbol Description Symbol Description 1 Indicating that batteries need to be replaced 12 View and set DHW auto time switch 2 Protection mode protection mode symbol can be en abled via parameter settings 13 DHW auto time switch activated 3 Auto timer mode 14 Morning 12 hour format Afternoon 12 hour format Op...

Страница 5: ...F Room temperature in degrees Fahrenheit 6 Economy mode 17 Touchkey lock activated 7 Escape 18 C Room temperature in degrees Celsius 8 Display of time 19 Display of room temperature setpoint etc 9 Permanent setpoint setting 20 Heating On 10 Day and time setting 21 Weekday 1 Monday 7 Sunday 11 Holiday mode setting 22 Timer bar Alternative use as DHW timer bar 23 Current room temperature ...

Страница 6: ... After the reset the thermostat is ready for commissioning by qualified HVAC personnel The control parameters of the thermostat can be set to ensure optimum perform ance of the entire system Please refer to Operating Instructions CB1B1423 sec tion Do you want to change parameters If the temperature on the display does not agree with the room temperature effec tively measured the temperature sensor...

Страница 7: ...itch setting individual day 7 day or 5 2 day You can select Com fort or Economy mode in every 15 minutes interval of the day The 0 00 to 24 00 hour time bar will allow you to set the mode throughout the selected day s Factory default for 7 day Time switch Day s Comfort mode Economy mode Mo 1 Fr 5 6 00 8 00 hr 17 00 22 00 hr 22 00 6 00 hr 8 00 17 00 hr Default value Sa 6 Su 7 7 00 22 00 hr 22 00 7 ...

Страница 8: ...nning rate 1 00 s Scanning rate 1 50 s 193 days battery life 273 days battery life 345 days battery life 378 days battery life Control input Q11 Nx Com Control input Q21 Nx Com AC 24 230 V max 5 2 A min 8 mA AC 24 230 V max 5 2 A min 8 mA Heating valve or wall hung boiler Control output Q12 Nx NC contact Control output Q14 Nx NO contact AC 24 230 V max 5 2 A min 8 mA AC 24 230 V max 5 2 A min 8 mA...

Страница 9: ...electrical controls for household and similar use General requirements EN 60730 1 Particular requirements for temperature sensing controls EN 60730 2 9 Electromagnetic compatibility Emissions Immunity EN 61000 6 3 EN 61000 6 2 Safety class II as per EN 60730 1 EN 60730 2 9 Pollution class II as per EN 60730 Degree of protection of housing IP30 as per EN 60529 Connection terminals for Solid wires o...

Страница 10: ...endent control of DHW Room thermostat with direct control of a gas fired floor standing boiler and inde pendent control of DHW Legend T N1 Y1 1423S03 M1 DHW F1 F2 M1 N1 Y1 Y2 DHW Thermal reset limit thermostat Safety limit thermostat Circulating pump RDE100 1DHW room thermostat Mixing 3 port valve with manual ad justment Magnetic valve DHW heating equipment Room thermostat with direct control of a...

Страница 11: ...5 127 21 5 0 5 83 5 7 1 4 1 Ø80 Ø60 1423M01 Remarks Heating Because of the unavoidable self heating effects of the electrical current any loads of more than 3 Amperes connected to the unit can influence the control behavior and temperature accuracy in a negative way All dimensions in mm 2013 Siemens Switzerland Ltd Subject to change ...

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