DT10 - Thermostat BOSCH - Free user manual and instructions

USER MANUAL DT10 BOSCH

• Accessory item may only be fitted in appliances with Heatronic 3

• Can be combined with a controller without its own timer

• DT 10: single channel with seven- day program and three timed peri- ods each day (channel allocation: heating or hot water via Heatronic 3)

• DT 20: two channels for heating and hot water (two seven- day programs with three timed peri- ods per day) Technical data 2 Installation B For a detailed description of the parts of the appliance, see the installation manual for the heater. B Connect and install the accessory item as shown in Figures 2 to 5 on page 103. Dimensions HxWxD 120x133x27 mm Rated voltage 24 V DC Rated current 30 mA Ambient temperature 0 ... +50 °C Display 24-hour; illuminated Class of protection II Safety rating IP 24

risk of electric shock! B Before installing, dis- connect the mains electricity supply (230 V AC).13 DT 10/DT 20 6 720 611 791 (2007/05) English 3 Operation

3.1 Buttons and sym-

bols (Figure 1, on page 102) Buttons: a Menu buttonb : Select heating mode button (Press to select /auto//)c : Change settings-Press and release to change settings by one unit-Press and hold to change settings con-tinuouslyd : Advance button (press to switch / (available during auto/))e : Change settings -Press and release to change settings by one unit-Press and hold to change settings con-tinuously Symbols on the timer: Operating modesHeating / hot water constantly offauto Automatic operation (all timed periods active for heating / hot water)Heating / hot water on from first timed period to last timed period of the dayHeating / hot water constantly onLED on = heating / hot water onLED off = heating / hot water offFunctionClock settingsTimed periodsDate settingHoliday function DT 20 only Heating channelHot water channel Symbols on the display: 1...7 Weekday (1 = Monday...7 = Sunday)Program the switch-off pointProgram the switch-on pointHeating channel (DT 20 only)Hot water channel (DT 20 only)

For base setting see page 105; to restore the factory settings: B Press and buttons together. The set time and date remain unchanged. To exit settings: B Press repeatedly or do not press any button for approx. 60 seconds.

3.2.1 Setting the clock and

date Clock: B Press until the bar in the dis- play shows above the symbol. B Press and the hours flash in the display: set the hour with /

DT 10/DT 20 6 720 611 791 (2007/05) English B Press and the minutes flash in the display: set the minutes with

Date: B Press until the bar in the dis- play shows above the symbol. B Press and the year flashes in the display: set the year with

B Press and the month flashes in the display: set the month with / . B Press and the day flashes in the display: set the day with

B Press until the bar in the dis- play shows above the symbol. B Press once and three times until dLS is shown in the dis- play. B Switch daylight saving automatic setting on or off using / ( = ON; = OFF).

3.2.3 Setting the timed periods

• Same times for groups of days or different times for each day

• Possible day groupings: – Monday to Friday (1-5) – Saturday and Sunday (6-7)

• The smallest timed period is one minute B Press until the bar in the dis- play shows above the symbol. B Press , which will display the first group 1-5: select the desired group/day with (1-5 / 1, 2, ...5 / 6-7 / 6, 7). Set the first timed period: B Press until the first ON time is displayed DT 10: 6:30 DT 20: 6:30 Set the ON time with / .

Deactivate timed peri- ods you do not need by making the switch-on and switch-off points the same.15 DT 10/DT 20 6 720 611 791 (2007/05) English B Press until the first OFF time is displayed DT 10: 8:30 DT 20: 8:30 Set the OFF time with /

Set other timed periods: B Press and set the next on/off time with / . B Repeat until all timed periods are set for the selected group/day. Setting the hot water channel (DT 20 only): B After setting the group/day for the heating channel : Press , which will make SEt appear in the display. B Press and set the on/off times for the hot water channel as described above. Setting other groups/days: B Select the desired group/day with . Press and set the timed periods as described above.

3.2.4 Changing the operating

mode B Press the select button to choose the operating mode / auto/ / (for operating modes, see section 3.1). To change the operating mode for a short time during the mode auto/: B Press ; the operating mode will change from to or vice versa until the next on/off time.