Contents 1 About these instructions ..........3 1.1 Validity, storage and relaying of the instructions 1.2 Symbols 2 Safety ................4 2.1 Intended use 2.2 General safety notes 3 Device overview ..............6 4 Operation .................7 4.1 Setting the target temperature 4.2 Navigation and settings 4.2.1 Lifestyle functions menu 4.2.2 Settings menu 4.2.3 Service menu...
About these instructions 1 About these instructions Validity, storage and relaying of the instructions These instructions apply to the room thermostat EKWCTRDI1V3 Digital Thermostat 230 V. The instructions include information necessary for the operation of the device. The instructions must be read completely and thoroughly before commencing any work with the device.
Safety 2 Safety Intended use The room thermostat controls thermal actuators connected in a room-by-room temperature control system directly or via a connection unit. The unit • is a fi xed installation, • measures the actual temperature (room temperature), • can be used to set the target temperature (comfort temperature), •...
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Safety • This device is not intended to be used by persons (including children) with restricted physical, sensory or mental skills or who lack the necessary experience or knowledge. If necessary, these persons must be supervised by a person responsible for their safety or receive instructions from this person on how to use this unit.
Device overview 3 Device overview Display Dial with turn/press mechanism and fi ne ratchet Room thermostat Symbol Meaning Symbol Meaning Lifestyle functions Temperature unit menu Target/ Settings menu actual temp. Heating Min. temperature Operating lock Max. temperature Make/confi rm Switching off entry Correction of actual Automatic operation...
Operation 4 Operation WARNING Danger to life in case of swallowing! The dial can be taken off ; children might swallow it. Do not leave the dial near children. Setting the target temperature The target temperature is set by turning the dial to the left or to the right.
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Operation A main level and three menus are available for navigation and settings: Main level In the main level, all room thermostats show the current actual temperature as well as active functions. Menu selection Lifestyle functions Contains all important basic functions. Settings Includes extended functions and numerous possible settings.
Operation 4.2.1 Lifestyle functions menu This menu allows the setting of the lifestyle functions. The settings shown in the graphic below. The following pages contain detailed information. • When selecting an operating mode (day, night, automatic operation) only the inactive modes are available for selection.
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Operation Open the menu selection by pressing the dial. Select the menu Lifestyle functions. Activate the menu by pressing again. Select the desired function. Description Steps Day operation Confi rm the selection by pressing the dial. ...
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Operation Description Steps Activate Operating lock Confi rm the selection Locks the room thermostat. by pressing. The actual temperature and The operating lock is all active functions are still displayed, activated. but the possibility to change the ...
Operation 4.2.2 Settings menu Extended settings can be made in this menu. The following pages contain detailed information. If no operation is performed, the display returns to the main level after approximately 30 seconds.
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Operation Open the menu selection by pressing. Select the settings menu. Activate the menu by pressing again. Select the desired setting. Description Steps Confi rm the selection Comfort temperature by pressing. Heating Set the target tempe- Sets the target temperature rature.
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Operation Description Steps Target temperature Confi rm the selection limitation by pressing. Setting of the maximum and Set the minimum minimum settable target temperature. temperature. Confi rm the entry. Set the maximum temperature. Confi rm the entry. ...
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Operation Description Steps Factory settings Confi rm the selection Restores factory by pressing. settings. previously Select the entry “Yes” made settings will be reset. for resetting. Press the dial for 5 seconds. A restart is performed. ...
Operation 4.2.3 Service menu CAUTION Damage to the installation! Faulty confi guration can lead to errors and installation damage. Only authorised specialists may perform settings. An optimal tuning of the overall system can be reached by adjusting settings of the system parameters. In order to avoid a faulty confi...
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Operation No. Description Setting Heating system 0 = FBH St. Sets the existing heating system: 1 = FBH NE • Floor heating, standard (FBH St.) 2 = RAD • Floor heating, low energy (FBH NE) 3 = KON pas • Radiator (RAD) 4 = KON akt •...
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Operation No. Description Setting Control direction switching output 0 = NC Sets the control direction of connected 1 = NO actuators: • Normally closed (NC) • Normally open (NO) Standard: 0 Antifreeze temperature 5 ... 10 °C Activates the antifreeze protection function when the temperature falls below the set temperature.
Comfort and protection functions 5 Comfort and protection functions Comfort functions In order to increase user comfort, the room thermostat includes functions for controlling the comfort temperature. 5.1.1 Heating/cooling change-over This function switches the entire installation between heating and cooling using an external signal. 5.1.2 Restricted Mode The restricted mode only allows the target temperature to be changed.
Comfort and protection functions Temporarily deactivate mode The restricted mode can be temporarily deactivated to use or activate disabled functions of the device during this time. After a voltage interruption of the device, the restricted mode is reactivated. De-energise the device. ...
Maintenance 6 Maintenance Troubleshooting Display Meaning Possible solution Measuring Internal sensor/room sensor temperature of • Remove external heat sources in internal sensor the direct environment and wait exceeded until the sensor has cooled down again. • Reposition the room sensor if necessary.
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