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CB1N1423en_01 
2013-03-15 

Building Technologies

 

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Room thermostat with Auto 
Timer, independent DHW  

RDE100.1

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) 

 

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 

Summary of Contents for RDE100.1

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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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