EN DuoFern HomeTimer 9498-UW / 9498-AL Instruction manual for the electrical connection and for commissioning Item no.: 3250 13 71 (ultra-white) 3250 13 81 (aluminium) VBD 593-2 (08.
i Dear Customer, EN With your purchase of a DuoFern HomeTimer, you have chosen a quality product manufactured by RADEMACHER. Thank you for the trust you have placed in us. The DuoFern HomeTimer has been designed in order to provide optimal convenience and operability as well as to ensure solidity and durability. Having applied uncompromising quality standards and thorough testing, we are proud to be able to present this innovative product to you.
i Table of Contents i Dear Customer,................................................ 2 1. Included in delivery ........................................ 4 2. General view - operating unit.......................... 5 2.1 General view - back / exchanging the battery.......................... 5 3. Brief description of the keys............................. 6 4. Display symbol legend..................................... 7 5. Menu overview - main menu and system settings........................................
i Table of Contents 19. 20. 21. 22. i EN Software reset (restore factory settings)........ 62 Dismantling ............................................... 63 Simplified EU Declaration of Conformity........ 63 Technical Specifications................................. 64 1. Included in delivery 2. 3. 1. Legend 1. Control unit (50 x 50 mm) 2. Frame 3. Wall bracket 4.
i 2. General view - operating unit EN [ 1 ] Operating unit Display Set key Menu key Up key Down key SET/Stop key Set key i OK key 2.1 General view - back / exchanging the battery Initial commissioning The battery is factory-fitted in the battery compartment together with a separating film. Carefully pull out the separating film. Subsequently the operational demonstrator starts up automatically, see page 20.
i 3. Brief description of the keys Operating keys [ Up / Down ] ◆◆ Manual operation [ Up / Down EN ] or [ On / Off ]. SET/Stop key, [ ] ◆◆ Manual roller shutter stop or manual [ Off ]. ◆◆ Key lock on/off (press for 4 seconds, only if key lock is active). Menu key, [ M ] ◆◆ Open / close the main menu. ◆◆ Go back one step (e.g. to close a menu) ◆◆ Back to standard display (press for 1 second). The set keys, [ / ] ◆◆ Select actuators (devices) (individually or group control).
i 4. Display symbol legend EN Setting display illumination, see page 57. [ MO ... SO ] Week days (MON...
i 8 5. Menu overview - main menu and system settings Main menu page 17 [1] Automatic mode page 34 [ 2 ] Switching times page 36 [ 3 ] Automatic dusk function page 42 [ 4 ] Automated solar function page 44 [ 5 ] Automatic dawn function page 46 [ 6 ] Random function page 48 [ 9 ] System settings page 49 > 9.1 Time/date p. page 50 > 9.2 Motor running time page 50 > 9.3 Ventilation position page 52 > 9.4 Postcode page 53 > 9.5 Switching time program page 54 > 9.
i 5.1 Menu overview - menu 9.8 / menu 9.9 > 9.8 Device settings page 56 > 9.8.1 Summer / Winter changeover page 57 > 9.8.3 Display backlighting page 57 > 9.8.5 Key lock page 58 > 9.8.7 Reversal of rotation direction page 59 > 9.8.9 End points page 60 > 9.8.0 Software version page 61 > 9.9 DuoFern settings EN page 26 > 9.9.1 Logging on/off page 28 > 9.9.7 DuoFern radio code page 31 > 9.9.
i 6. Key to symbols EN Risk of fatal electric shock. This sign warns of danger when working on electrical connections, components, etc. It requires that safety precautions be taken to protect the life and health of the person concerned. STOP This concerns your safety. Please pay particular attention and carefully follow all instructions marked with this symbol. NOTE / IMPORTANT / CAUTION This is to draw your attention to information that is important for trouble-free operation.
i 8. Proper use EN Only use the DuoFern HomeTimer for controlling DuoFern actuators (e.g. DuoFern tubular motor actuators / universal actuators, etc.) for: ◆◆ Roller shutters ◆◆ Venetian blinds and slats ◆◆ Awnings or ◆◆ lamps and other electrical appliances Operating conditions: ◆◆ The associated tubular motor must be fitted with a mechanical or electronic end position switch. ◆◆ Only use the DuoFern HomeTimer in dry rooms. ◆◆ The DuoFern HomeTimer is battery-operated.
i 10. Brief description EN The battery-operated DuoFern HomeTimer serves for controlling and configuring up to 20 DuoFern actuators. The DuoFern HomeTimer offers the option of manually controlling and setting a pair of switching times for all registered DuoFern actuators. The DuoFern receivers (actuators) and transmitters must be connected to the DuoFern network.
i 10.1 Compatible switch ranges (www.rademacher.
i 10.2 Overview of features ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ ◆◆ 14 EN Display background illumination Installation wizard for easy commissioning. Manual operation on site Group or single control possible Switching automatic mode on/off Easy configuration with menu-driven operation Timer periods ■■ Configurable opening [ ] and closing times [ ] Switching time programme: ■■ [ 1 ] Weekly switching times –– One switching time pair [ / ] for [ MO...SO ] (MON...
i 10.2 Overview of features EN Description and configuration of the individual functions. A precise description of the individual functions and settings is included starting on page 17. DuoFern settings The settings required for operating the equipment in a DuoFern network are specified starting on page 26.
i 11. Assembly EN The DuoFern HomeTimer is intended for surface-mounting. The supplied wall bracket [ 3 ] can be screwed in place or bonded to the wall. Installation procedure: 1. Mount the wall bracket in the desired mounting position. Screws * or adhesive * not included 2. Carefully remove the separating film from the battery compartment, see page 5. Please ensure that none of the buttons are pressed during the mounting process. 3.
i 12. Important information prior to initial commissioning EN IMPORTANT ◆◆ Prior to initial commissioning of the DuoFern HomeTimer, it must be ensured that the end points are configured for all connected tubular motors and belt winders if they are being used for controlling roller shutters / Venetian blinds. ◆◆ If the end points have not yet been configured, it is vital that both end points are configured for all tubular motors and belt winders, as failure to do so can lead to malfunctions.
i 13. Brief description of the standard display and main menu EN The main menu Menu number Functions / menus ◆◆ ◆◆ ◆◆ ◆◆ 18 Enables display and selection of the individual functions and menus. Manual operation is not possible from the main menu. No automatic control commands will be executed during the configuration process. If no key is pressed within 120 seconds, the display automatically changes from the active menu back to the standard display. Changes to settings are nevertheless saved.
i 13.1 Opening and closing the menus (example) EN 1. Calling up the main menu. By pressing the [ M ] key in the standard display. 2. Select the desired menu or menu number. The selected menu is indicated by a flashing icon. 3. Open the menu by pressing the [ OK ] button. 4. Select the desired setting and confirm with [ OK ]. 5. Subsequently the main menu will be displayed again. NOTE Pressing the [ M ] key from any of the menus will return you to the standard display. approx. 1 sec.
i 13.2 Group and single control EN The DuoFern HomeTimer offers the option of simultaneously controlling [ ALLE ] (ALL) registered DuoFern actuators. Alternatively, it is also possible to select individual actuators to be controlled. Adjustment and control of multichannel DuoFern actuators. Multi-channel actuators enable you to select and control each channel independently from the others.
i 14. Initial commissioning with the help of the installation wizard EN Configuration sequence for the installation wizard: > > > > > > > > > > Time [ 12:00 ] Date [ Day.Month ] Year [ 2013 ] Postcode [ 46 ] Assign actuator [ 01 - nn ] Select switching time mode for opening time / [ NORMAL / ASTRO / OFF ] Opening time [ ] Select switching time mode for closing time / [ NORMAL / ASTRO / OFF ] Closing time [ ] DONE 1. Set and confirm the time.
i 14. Initial commissioning with the help of the installation wizard EN 5. Registering mode starts automatically. ◆◆ The number of assigned DuoFern actuators is displayed. ◆◆ Registering mode remains active for maximum 120 seconds. ◆◆ It can be activated again by pressing the set key [ ]. 6. Switch all DuoFern actuators that you wish to control with the DuoFern HomeTimer one after the other to registering mode. The rotating bar indicates that registering mode is still active.
i 14. Initial commissioning with the help of the installation wizard EN 8.1. The configured switching time mode will be sent to all registered DuoFern actuators. ◆◆ By way of confirmation, for example, the motors briefly start up and the display counts all registered actuators. ◆◆ In the event of a fault (for example, if an actuator cannot be reached), then the following message is shown: 9. Set and confirm the opening time [ ] . Pre-setting: This closing time mode applies to the entire week (MON...
i 14. Initial commissioning with the help of the installation wizard EN ASTRO The control command is sent at the daily re-calculated dusk time. The previously configured closing time is interpreted as latest at xx:xx hours. OFF No automatic control function is executed for [ Down ]. Example: The roller shutters close at the daily calculated dusk time. Switch time mode, see page 36. 10.1. The configured switching time mode will be sent to all registered DuoFern actuators. Confirmation, see point 8.1 11.
i 15. Manual operation EN Manual operation is possible from the standard display at any time and has priority over the programmed automatic functions. Group or single control You can control [ ALLE ] (ALL) registered DuoFern actuators simultaneously or select individual actuators to be controlled, see page 20. NOTE If nothing is selected, then the previously selected actuator will always be controlled. Operating keys Example for manual control of a roller shutter 1.
i 15.1 Manual operation - jog mode EN As soon as jog mode is activated, it is possible to manually operate the DuoFern HomeTimer in jog mode. Jog mode provides a convenient way to configure Venetian blinds. NOTE Pressing the respective operating key [ up / down ] for an extended period causes the DuoFern HomeTimer to automatically move the Venetian blinds to the corresponding end position. Example for manual control of Venetian blinds in jog mode. 1. / 2.
16. DuoFern settings EN In order for your DuoFern HomeTimer to send and receive control signals to/from the DuoFern network, it is necessary to assign each DuoFern actuator (e.g. DuoFern tubular motor, etc.) onto the DuoFern HomeTimer To do so, please read the operating instructions for the respective DuoFern actuator. Maximum number of connected devices You can assign a maximum of 20 DuoFern actuators to a single DuoFern HomeTimer.
16.1 Menu 9.9.1 - Logging DuoFern actuators on/off EN 1. Select and open menu 9.9.1 Log-on/off. 2. The number of assigned DuoFern actuators is displayed. e.g. one actuator. 3. Assign a DuoFern actuator. a) Switch the desired DuoFern actuator to registering mode. b) Start the login procedure on the DuoFern HomeTimer. c) The display flashes [ On ]. d) The new number of registered devices is displayed after successful login. e.g.
16.1 Menu 9.9.1 - Logging DuoFern actuators on/off EN 4. Log-off a registered DuoFern actuator. a) Switch the respective DuoFern actuator to log-off mode. b) Start the log-off procedure on the DuoFern HomeTimer. c) The display flashes [ OFF ]. d) The new number of registered devices is displayed after successful logout. e.g. one actuator. e) Subsequently registering mode is automatically re-activated. f) Log-out the next DuoFern actuator. Repeat 3. a) or g) Back to menu selection. 5.
16.1 Menu 9.9.1 - Logging DuoFern actuators on/off EN Clearing the DuoFern network. This function enables you to log off all DuoFern actuators from the DuoFern HomeTimer that are no longer accessible via radio. NOTE In order to prevent unintentional log-out, ensure that all DuoFern actuators are in range and operational before executing the clearing function. 1. Select and open menu 9.9.1 Log-on/off. a) The number of assigned DuoFern actuators is displayed. 2. Activate the clear function.
16.2 DuoFern radio code EN The radio code enables DuoFern actuators to be set to registering mode. This is especially useful for commissioning flush-mounted devices, as it is not necessary to dismantle them. ◆◆ The DuoFern actuator radio code is only active for a maximum period of 2 hours after connecting to the power for security reasons. ◆◆ The radio code is located on the bottom of the respective DuoFern actuator and on a label attached to the packaging.
16.2 DuoFern radio code EN a) After the final digit, the following displays are shown successively. 3. Activate registering mode on the DuoFern actuator. or Quit log-in/out mode in each case on the DuoFern actuator. 4. Back to menu selection. 5. Select and open menu 9.9.1 Log-on/off. a) The number of assigned DuoFern devices is displayed, see page 28. b) Start the login procedure on the DuoFern HomeTimer. c) The display flashes [ On ].
i 16.3 Remote log on / off EN This function also enables DuoFern devices to be set to log-in/off mode, e.g. in order to register a DuoFern actuator to additional DuoFern transmitters. ◆◆ This function can only be used if the desired DuoFern actuator has previously been registered to the DuoFern HomeTimer. Activate remote log on / off 1. Select and open menu 9.9.8 Remote log-on/off. a) The number of the first actuator is indicated on the display. 2. Select and confirm the desired DuoFern actuator. 3.
17. Menu overview / main menu EN Main menu Icon Menu AUTO i 1 2 3 4 5 6 9 Page Automatic mode......................... 34 Switching times.......................... 36 Automatic dusk control .. ............. 42 Automated solar function. . .......... 44 Automatic dawn control.............. 46 Random function........................ 48 System settings.......................... 49 17.
17.2 Menu 1- Automatic mode on / off EN Toggling directly to the standard display 1. To do so, press and hold [ OK ] for approx. one second. Toggling is carried out for all registered actuators. approx. 2 sec. Automatic mode on Automatic mode off Switch on/off in menu 1 1. Call up the main menu. 2. Select and open menu 1 [ AUTO ] 3. Select and confirm the desired actuator or [ ALLE] (ALL). 4. Select and confirm the desired setting.
17.3 Switching times [ / ] EN You can configure various opening [ ] and closing times [ ] for the DuoFern HomeTimer in order to open or close your roller shutters at your preferred times. For this purpose, there are three switching time programmes available in menu 9.5 [ ] see page 54: [ 1 ] Weekly switching times (factory setting) ◆◆ One switching time pair [ / ] for [ MO...SO ] (MON...SUN) [ 2 ] Working day and weekend switching times ◆◆ One switching time pair [ / ] for [ MO...FR ] (MON...
17.3 Switching times [ / ] EN ◆◆ ASTRO Calculation of the respective switching time by means of an "Astro" programme. The opening and closing times are calculated in relation to the date and postcode. Subsequently they are linked to the previously configured switching times. ■■ Link to the opening time [ ] The roller shutters open at the daily calculated dawn time. The configured opening time is interpreted as "earliest at xx:xx hours”. Example a: –– Dawn begins at 5:00 a.m.
17.4 Menu 2 - Configuration of opening and closing times [ / ] EN The following example shows how to configure an opening and closing time for Monday to Sunday. If you want to configure the opening and closing times for another switching time programme, first open menu 9.5 and select the desired switching time programme, see page 54. 1. Call up the main menu. 2. Select and open menu 2 [ ] switching times. 3. Select [ Alle ] (All) DuoFern actuators. 4.
17.4 Menu 2 - Configuration of opening and closing times [ / ] EN OFF No automatic control function is executed for [ Up ]. 4.1. If the switching time mode was changed, a control signal will be sent automatically to all DuoFern actuators logged in. 5. Set and confirm the opening time [ ] . Weekly switching times The header of the display indicates which switching time programme is currently active (see example to the right).
17.4 Menu 2 - Configuration of opening and closing times [ / ] EN NORMAL At the configured time, a [ Down]-signal will be sent to the registered DuoFern actuators. Example: The roller shutters close at the configured closing time. ASTRO The control command is sent at the daily re-calculated dusk time. The previously configured closing time is interpreted as “latest at xx:xx hours”. Example: The roller shutters close at the daily recalculated dusk time.
17.4 Menu 2 - Configuration of opening and closing times [ / ] EN INFORMATION ABOUT THE [ ASTRO ] SWITCHING TIME MODE ◆◆ If [ ASTRO ] is selected as the switching time mode, the calculated darkness time can be individually customised by means of an offset between –60 and +60 minutes. ■■ Dusk can be configured in menu 3, see page 42. ■■ Dawn can be configured in menu 5, see page 46. 17.5 Switch the automatic timer on/off for individual DuoFern actuators 1. Call up the main menu. 2.
17.6 Automatic dusk function EN The automatic dusk function causes the roller shutters to close automatically to the lower end point or configured ventilation position. The twilight time is recalculated every day based on the geographical location and the current date (defined by the configured postcode). 17.7 Menu 3 - Customising the automatic dusk function [ ] 1. Call up the main menu. 2. Select and open menu 3 [ ] Automatic dusk function. 3.
17.7 Menu 3 - Customising the automatic dusk function [ ] EN 5. The offset function can be used to modify the calculated Astro time by +/– 60 minutes. Configuration is only possible if the following functions have been previously configured: Point 3. = ALLE (ALL) Switching time mode [ ] = ASTRO a) Set the offset. Example: With a negative offset e.g. "- 20", the calculated Astro time is triggered 20 minutes earlier. b) Return to main menu.
17.8 Automated solar function EN The automated solar function enables brightness-dependent control of your roller shutters. An external light sensor is required for this function (e.g. a DuoFern sun sensor). 17.9 Menu 4 - Switching the automated solar function on/off [ ] 1. Call up the main menu. 2. Select and open menu 4 [ ] Automated solar function. 3. Select and confirm the desired DuoFern actuator or [ ALLE] (ALL). 4. Activate / deactivate and confirm automated solar functions.
17.9.1 Setting the local sunshine position EN The sunshine position can only be configured individually for each DuoFern actuator. Notes on sunshine position ◆◆ The running time must be configured prior to setting the sunshine position (see page 50). ◆◆ The locally mounted light sensor may not be covered by the roller shutters when they are moving downwards. ◆◆ Set the sunshine position in a way that the roller shutters remain above the light sensor.
17.10 Automatic dawn function [ ] EN The automatic dawn function causes the roller shutters to open automatically to the upper end point. The calculated dawn time can be customised by linking the opening times with the [ ASTRO ] switch time mode. 17.11 Menu 5 - Customising the automatic dawn time [ ] 1. Call up the main menu. 2. Select and open menu 5 [ ] dawn function. 3. Select and confirm the desired DuoFern actuator or [ ALLE] (ALL). 4. Switching the automatic dawn function on/off.
17.11 Menu 5 - Customising the automatic dawn time [ ] EN 5. The offset function can be used to modify the calculated Astro time by +/–60 minutes. Configuration is only possible if the following functions have been previously configured: Point 3. = ALLE (ALL) Switching time mode [ ] = ASTRO a) Set the offset. Example: With a negative offset e.g. "- 20", the calculated Astro time is triggered 20 minutes earlier. b) Return to main menu.
17.12 Menu 6 - Configuring the random function [ ] EN The random function enables a random delay of the set timer periods ranging between 0 and 30 minutes. The random function is executed for: ◆◆ all automatic opening and closing times. 1. Call up the main menu. 2. Select and open menu 6 [ ] Random function. 3. Select and confirm the desired setting. On = random function on OFF = random function off Subsequently the main menu will be displayed again.
18. Menu 9 - System settings [ ] EN This menu enables you to configure additional devices and system settings to customise your DuoFern HomeTimer to your individual preferences. The DuoFern settings are introduced and described from page 26 onwards. The DuoFern settings are shown in menu order in menu 9.9 as shown below. Menu 9 - System settings Icon Menu – [ PLZ ] [T] – 9.1 9.2 9.3 9.4 9.5 9.7 9.8 9.9 Page Time and date. . ......................... 50 Motor running time.. .................
18.1 Menu 9.1 - Set time and date [ ] EN 1. Select and open menu 9.1 - Time and date Setting order 2. Time NOTE Pressing a setting key for an extended period causes the numbers to progress more quickly. 3. Date [ Day.Month ] 4. Year 18.2 Menu 9.2 - Configure motor running time The run time setting must be configured if: ◆◆ you intend to use the ventilation position function, see page 52. ◆◆ you intend to use the position of the sun, see page 44.
18.2 Menu 9.2 - Configure motor running time EN NOTE ◆◆ Tubular motor running times can vary depending on temperature. For this reason, targeted movement to a specific position is subject to certain tolerances. ◆◆ The running time must be configured as precisely as possible in order for the desired position to be reliably assumed. ◆◆ The running time must be reconfigured if the end points are changed.
18.2 Menu 9.2 - Configure motor running time EN Manually setting the running time a) Fully close the roller shutters. b) Subsequently move the roller shutters to the upper end point and make a note of the time required. c) Enter and confirm the measured running time in menu 9.2. e.g. 15 sec. 18.3 Menu 9.3 - Configure ventilation position [ ] If you do not want the roller shutters to close fully to the lower end point, you can use this function to configure an arbitrary position (e.g.
18.3 Menu 9.3 - Configure ventilation position [ ] EN 3. Activate or deactivate the ventilation position. On = Ventilation position on > continue with 4. OFF = Ventilation position off > Return to menu system settings 4. Subsequently move the roller shutters to the desired position. Example 5. Confirm the ventilation position and return to the system settings menu. 18.4 Menu 9.4 - Set postcode [ PLZ ] 1. Select and open menu 9.4 - Postcode [ PLZ ] 2. Set and confirm the postcode.
18.5 Select Menu 9.5 - Switching time programme [ ] EN The number of opening and closing times that can be configured depends on the desired switching time programme selected in this menu. There are three switching time programs available: [ 1 ] Weekly switching times (factory setting) ◆◆ One switching time pair [ / ] for [ MO...SO ] (MON...SUN) [ 2 ] Working day and weekend switching times ◆◆ One switching time pair [ / ] for [ MO...FR ] (MON...
18.6 Menu 9.7 - Set jog mode [ T ] EN This function enables you to use the DuoFern HomeTimer to control Venetian blinds. Briefly tapping the operating buttons enables Venetian blinds slats to be conveniently configured. In order to conveniently move the Venetian blinds to the end points, actuate the control key [ Up / Down ] for at least 1 second. 1. Select and open menu 9.7 - Jog mode. 2. Activate or deactivate jog mode. On = on OFF = off 3.
18.7 Menu 9.8 - Device settings [ ]; menu overview EN Menu 9.8 - Device settings Icon Menu Page 9.8.1 Automatic summer / winter changeover.. ........................ 57 Display backlighting............ 57 Key lock.. ............................. 58 Reversal of rotation direction.59 End points........................... 60 9.8.3 9.8.5 9.8.7 9.8.9 9.8.0 56 Software version . . ...............
18.7.1 Menu 9.8.1 - Automatic summer/winter changeover on/off EN The DuoFern HomeTimer features an automatic summer/winter changeover function. NOTE If the controller is not being used in Germany, it may be necessary to switch off the automatic summer / winter clock change function. 1. Select and open menu 9.8.1 Summer/ winter changeover. 2. Activate/deactivate summer/winter changeover and confirm. On = Function on OFF = Function off 18.7.2 Menu 9.8.
18.7.3 Menu 9.8.5 - Switch key lock on/off EN You can activate the key lock to protect against unintentional input. Automatic activation after approx. two minutes. If the key lock is activated and no keys are pressed within a period of two minutes, the key lock is activated automatically. 1. Select and open menu 9.8.5 - Key lock. 2. Activate or deactivate the key lock.
18.7.4 Menu 9.8.7 - Switch reversal of rotation direction on/off EN The reversal of rotation direction function can be used to change the direction of rotation if the direction of a DuoFern actuator is incorrect. 1. Select and open menu 9.8.7 - Reversal of rotation direction. 2. Select a DuoFern actuator. 3. Test the current direction. 4. Activate or deactivate reversal of rotation direction. 5. Test the new direction.
18.7.5 Menu 9.8.9 - Configuration of end points for the tubular motor EN You can use your DuoFern HomeTimer to configure the end points for an electronic RADEMACHER tubular motor. NOTE ◆◆ The end point setting function is only available for RADEMACHER electronic tubular motors from 2000 onwards. ◆◆ The end point setting can not be adjusted for tubular motors connected in parallel. 1. Select and open menu 9.8.9 - End points. 2. Select a DuoFern actuator. [ ALLE ] (ALL) is is not possible for this function.
18.7.5 Menu 9.8.9 - Configuration of end points for the tubular motor EN 4. Set the lower end point. a) Press and hold the set button. The roller shutters travel downwards. b) Release the button as soon as the desired end point is reached. The lower end point is thereby stored for the motor. 5. Back to system menu. The end points will only be stored if: ◆◆ the tubular motor is allowed to run for at least four seconds before an end point is reached.
19. Software reset (restore factory settings) If necessary, you can erase all of your settings and return the DuoFern HomeTimer to its original factory settings. 1. Simultaneously press and hold all four keys for 5 seconds, until all of the icons are shown on the display. 2. Next, the software version will be displayed for a few seconds. All settings will be erased and reset to the default factory settings. 3. The system returns to the installation wizard automatically after resetting.
i 20. Dismantling EN 1. Carefully pull the operating unit [ 1 ] and cover frame [ 2 ] off of the wall bracket [ 3 ]. 2. 3. 1. i 21. Simplified EU Declaration of Conformity RADEMACHER Geräte-Elektronik GmbH hereby declares that the DuoFern HomeTimer complies with the Directive 2014/53/EU (Radio Equipment Directive) . The full text of the declaration of conformity is available at the following website: www.rademacher.
i 22. Technical Specifications External dimensions control unit [ 1 ]: Colour: Nominal voltage: Battery type: Battery life: Permissible ambient temperature: Protection class: Transmission frequency: Transmission power: Range: i 50 x 50 mm x 12 (according to DIN 49075) ultra-white / aluminium 3 V (DC) 1 x CR2450 1.5 years with display backlighting* 3 years without display backlighting* * at five switching processes per day 5 to 40°C II (only for use in dry areas) 434.5 MHz max.
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i 25. Warranty conditions EN RADEMACHER Geräte-Elektronik GmbH provides a 24-month warranty for new systems that have been installed in compliance with the installation instructions. All construction faults, material defects and manufacturing defects are covered by the warranty. Your statutory warranty claims shall remain unaffected by this warranty.
Service: Hotline 01807 933-171* Fax +49 2872 933-253 service@rademacher.de * 30 seconds free of charge, subsequently 14 cents / minute from German fixed line networks and max. 42 cents / minute from German cellular networks. Subject to technical modifications, misprints and errors. Illustrations not binding. RADEMACHER Geräte-Elektronik GmbH Buschkamp 7 46414 Rhede (Germany) info@rademacher.de www.rademacher.
