1. Einleitung
This manual provides comprehensive instructions for the installation, operation, and programming of the Elektrobock PT712 digital thermostat. Designed for precise control of underfloor heating systems, the PT712 offers advanced features to optimize comfort and energy efficiency in your home or office.
Please read this manual carefully before installation and use to ensure proper function and to prevent any damage to the device or heating system. Keep this manual for future reference.

Abbildung 1: Vorderseite view of the Elektrobock PT712 Digital Thermostat, highlighting its clear display and European manufacturing origin.
2. Hauptmerkmale
The Elektrobock PT712 thermostat is equipped with several features designed for user convenience and efficient heating control:
- Großes LCD-Display mit Hintergrundbeleuchtung: Provides clear visibility of temperature, time, and program settings.
- Programmierbarer Wochenplan: Allows for 2 weekly programs with up to 6 temperature changes per day, offering flexible heating control.
- Einstellbare Hysterese: Customizable temperature differential from 0.1°C to 5°C for precise temperature management.
- Betriebsarten: Includes Auto, Manual, Off, and Holiday modes to suit various needs.
- Maximum Floor Temperature Limit: Prevents overheating of the floor.
- Schnelle Temperatureinstellung: Easily modify the desired temperature temporarily.
- Operating Hours Information: Tracks the total time the heating system has been active.
- Child Lock / Key Lock: Verhindert unautorisierte Änderungen an den Einstellungen.
- Gangreserve: Integrated NiMH battery provides over 100 hours of power reserve during outages, maintaining settings.
- Easy Plug-in Installation: Konzipiert für eine unkomplizierte Einrichtung.
- Elegantes Design: Integrates seamlessly with modern interiors.

Figure 2: Visual representation of key features including programmable schedules and display characteristics.

Figure 3: Additional features such as external sensor compatibility, child lock, and hysteresis adjustment.
3. Technische Daten
| Parameter | Wert |
|---|---|
| Stromversorgung | 230 V / Hz 50 |
| Number of Settable Temperatures | 6 pro Tag |
| Hysterese | 0.1 °C bis 5 °C |
| Minimum Programming Time | 10 Мinuten |
| Temperaturregulierungsbereich | 3 °C bis 99.5 °C |
| Temperature Setting Step | 0.5 °C |
| Minimum Indication | 0.1 °C |
| Genauigkeit | ± 0.5 °C |
| Power Reserve (NiMH) | Über 100 Stunden |
| Schutzklasse | IP20 (free contacts) |
| Maximale Belastung | 12A, 2760W |
| Betriebstemperatur | 0 °C bis 40 °C |
| Abmessungen (L x B x H) | 14 x 9 x 25 cm |
| Gewicht | 160 Gramm |

Figure 4: Detailed technical specifications and physical dimensions of the PT712 thermostat.

Figure 5: The thermostat features an integrated battery for power reserve, ensuring settings are retained during power outages. The device must be connected to power for at least 24 hours for the internal battery to be fully charged.
4. Installation
The Elektrobock PT712 thermostat is designed for easy plug-in installation, typically as a flush-mount unit. Professional installation by a qualified electrician is recommended to ensure safety and compliance with local electrical codes.
4.1 Sicherheitsvorkehrungen
- Always disconnect power to the heating circuit at the main breaker before beginning any installation work.
- Ensure the wiring matches the specifications of the thermostat (230V/50Hz).
- The device has a protection class of IP20, meaning it is protected against solid objects larger than 12.5mm but has no protection against water. Install in a dry location.
4.2 Montage
The PT712 is suitable for flush-mount installation in a standard wall box with a diameter of 68mm or greater.
- Prepare the wall box and ensure all necessary wiring (power supply, heating element connection, and optional external sensor) is accessible.
- Connect the electrical wires to the appropriate terminals on the back of the thermostat according to the wiring diagram provided in the full product documentation (not included in this manual).
- Carefully insert the thermostat into the wall box and secure it using the mounting screws.
- Attach the front cover or frame of the thermostat.
- Die Stromversorgung des Heizkreises wiederherstellen.

Figure 6: Illustration of the flush-mount installation process for the PT712 thermostat, suitable for standard wall boxes.
4.3 Kompatibilität
The Elektrobock PT712 thermostat is designed for use with various electric heating systems, including:
- Elektrische Fußbodenheizung
- Infrarot-Heizpaneele
- Elektrische Heizkörper

Figure 7: The PT712 thermostat is compatible with various electric heating solutions.
5. Bedienung
The PT712 thermostat features a user-friendly interface with a clear LCD display and intuitive buttons for navigation and setting adjustments.
5.1 Anzeige überview
The LCD display shows the current room temperature, set temperature, time, active program mode, and heating status indicators. Refer to the full product manual for a detailed diagram of all display icons.

Figure 8: A close-up of the thermostat's display, showing essential information at a glance.
5.2 Tasten
- MENU-Taste: Used to access and navigate through the thermostat's settings and programming menus.
- '+'-Schaltfläche: Increases values, navigates forward in menus, or increases the set temperature.
- '-' Taste: Decreases values, navigates backward in menus, or decreases the set temperature.
5.3-Betriebsmodi
The PT712 offers several operating modes:
- Automatikmodus: Folgt dem programmierten Wochenplan.
- Manueller Modus: Maintains a constant user-defined temperature.
- Aus-Modus: Turns off the heating. Frost protection may still be active depending on settings.
- Urlaubsmodus: Legt eine bestimmte Temperatur für einen festgelegten Zeitraum fest, ideal für Ihre Abwesenheit.
Switch between modes using the MENU button and following the on-screen prompts. Detailed instructions for each mode are available in the comprehensive user manual.
6. Programmierung
The PT712 allows for advanced programming to optimize your heating schedule. You can set 2 weekly programs, each with up to 6 temperature changes per day.
6.1 Uhrzeit und Datum einstellen
Before programming, ensure the correct time and date are set on the thermostat. Access this setting via the MENU button and navigate to the time/date options. Use the '+' and '-' buttons to adjust values.
6.2 Creating a Weekly Program
- Drücken Sie die MENU-Taste, um das Hauptmenü aufzurufen.
- Navigieren Sie zur Option „Programm“ oder „Zeitplan“.
- Select one of the two available weekly programs (e.g., Program 1 or Program 2).
- For each day of the week, you can define up to 6 time intervals and their corresponding desired temperatures.
- Use the '+' and '-' buttons to adjust the start time and temperature for each interval.
- Bitte überprüfen Sie jede Einstellung, bevor Sie zur nächsten übergehen.
- Repeat for all desired days and intervals.
Refer to the detailed programming section in the full user manual for specific menu navigation and advanced programming options, such as copying programs between days or weeks.
6.3 Child Lock / Key Lock
To prevent accidental or unauthorized changes, activate the child lock feature. This typically involves a combination of button presses or a menu option. Consult the full manual for activation and deactivation procedures.
7. Wartung
The Elektrobock PT712 thermostat requires minimal maintenance to ensure long-term reliable operation.
7.1 Reinigung
- Wischen Sie die Oberfläche des Thermostats mit einem weichen, trockenen oder leicht feuchten Tuch ab.amp Tuch.
- Verwenden Sie keine Scheuermittel, Lösungsmittel oder chemische Sprays, da diese die Kunststoff- und Elektronikbauteile beschädigen können.
- Stellen Sie sicher, dass keine Flüssigkeit in das Gerät eindringt.
7.2 Batteriewartung
The integrated NiMH battery provides power reserve. For optimal performance, ensure the thermostat is connected to power for at least 24 hours after initial installation or extended power outages to fully charge the internal battery.
7.3-Service
The PT712 thermostat contains no user-serviceable parts. Do not attempt to open or repair the device yourself. Contact qualified service personnel for any repairs.
8. Fehlerbehebung
This section addresses common issues you might encounter with your Elektrobock PT712 thermostat. For more complex problems, consult the full user manual or contact customer support.
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Anzeige ist leer. | Keine Stromversorgung; interne Batterie entladen. | Check main power breaker. Ensure thermostat is properly wired. Allow 24 hours for internal battery to charge after power connection. |
| Heizung schaltet sich nicht ein. | Thermostat in Off mode; set temperature too low; program not active; wiring issue. | Check operating mode (ensure it's Auto or Manual). Increase set temperature above current room temperature. Verify program schedule. Consult an electrician to check wiring. |
| Temperaturangabe ungenau. | Sensor obstructed; thermostat located near heat source/draft. | Ensure the thermostat's sensor is not covered. Relocate the thermostat if it's in an unsuitable position. Calibrate if an external sensor is used and calibration option is available (refer to full manual). |
| Die Einstellungen gehen nach einem Stromausfall verloren.tage. | Interner Akku nicht vollständig geladen oder defekt. | Ensure the thermostat has been connected to power for at least 24 hours to charge the internal battery. If the issue persists, the battery may need replacement by a qualified technician. |
| Buttons unresponsive (Child Lock). | Child lock feature is active. | Deactivate the child lock as per instructions in the full user manual. |
9. Sicherheitshinweise
- Dieses Gerät ist nur für den Gebrauch in Innenräumen vorgesehen.
- Do not expose the thermostat to water, high humidity, or extreme temperatures.
- Sorgen Sie für eine ausreichende Belüftung rund um das Gerät.
- Installation and electrical connections must be performed by a qualified electrician in accordance with all local and national electrical codes.
- Vor der Reinigung oder Durchführung von Wartungsarbeiten die Stromzufuhr unterbrechen.
- Außerhalb der Reichweite von Kindern aufbewahren.
10. Garantie und Support
Specific warranty information for the Elektrobock PT712 thermostat is not provided in the available product data. Please refer to the documentation included with your purchase or contact Elektrobock customer support for details regarding warranty terms and conditions.
For technical support or inquiries, please visit the official Elektrobock webSie können die Website besuchen oder sich an den Kundendienst wenden. Die Kontaktdaten finden Sie in der Regel auf der Produktverpackung oder beim Hersteller. webWebsite.




