1. Introducció
Thank you for choosing the Decdeal Smart WiFi Thermostat. This device is designed to provide precise temperature control for electric heating systems, enhancing comfort and energy efficiency in your home. It features programmable settings, app-based remote control, and voice assistant compatibility. Please read this manual carefully before installation and operation to ensure proper use and safety.
2. Informació de seguretat
- La instal·lació ha de ser realitzada per un electricista qualificat d'acord amb les normatives locals de cablejat.
- Desconnecteu sempre l'alimentació a l'interruptor automàtic abans d'instal·lar o fer el manteniment del termòstat.
- Do not install the thermostat in areas with excessive vibration, direct sunlight, or extreme temperature fluctuations.
- Assegureu-vos que la font d'alimentació voltage matches the thermostat's specifications (100-250V AC).
- Mantingueu el dispositiu allunyat de l'aigua i la humitat.
- This thermostat is designed for electric heating systems or water heating valves. Do not use it for other purposes.
3. Producte acabatview
The Decdeal Smart WiFi Thermostat features a sleek design with a touch-sensitive display. Key elements and their functions are outlined below.

Figura 3.1: Frontal view of the thermostat with labeled display elements and buttons.
Elements de visualització:
- WiFi Icon: Indica l'estat de la connexió WiFi.
- Hora: Mostra l'hora actual.
- Temp. de l'habitació: Mostra la temperatura actual de l’habitació.
- Manual Mode Icon: Indicates manual operating mode.
- ECO Icon: Indicates ECO (energy-saving) mode is active.
- Antifreeze Icon: Indicates antifreeze protection is active.
- Icona de calefacció: Indicates the heating system is active.
- Programming Period Icons: Displays the active programming period (e.g., sun for morning, house for day, moon for night).
- Programming Mode Icon: Indicates programmable operating mode.
Botons:
- Tecla d'encesa/apagada: Powers the thermostat on or off.
- Tecla de menú: Used to switch operating modes and access settings.
- ECO Key: Activates or deactivates ECO mode.
- Add Key (+): Increases temperature or adjusts settings.
- Minus Key (-): Decreases temperature or adjusts settings.
4. Especificacions
| Marca | Decdeal |
| Número de model | OVU6270361053470KR |
| Font d'alimentació | 100~250V AC, 50/60Hz |
| Max. Load (Electric Heating) | 16 A / 250 V CA |
| Max. Load (Water Heating) | 3 A / 250 V CA |
| Interval de configuració de temperatura | 5 °C a 70 °C |
| Precisió de visualització de la temperatura | ±0.5 °C |
| Tipus de sensor | NTC |
| Temperatura de l'entorn de treball | 0 °C a 50 °C |
| Temperatura de l'entorn d'emmagatzematge | -10 °C a 60 °C |
| Dimensions del producte (L x A x A) | 86 x 86 x 40 mm (3.38 x 3.38 x 1.57 polzades) |
| Pes de l'article | 250 g |
| Connectivitat | Wi-Fi (2.4 GHz), Bluetooth |
| Compatibilitat de control de veu | Amazon Alexa, Google Home |
| Característiques especials | App Remote Control, Programmable, Multi-level Brightness Adjustment, Child Lock, Temperature Drop Protection |

Figure 4.1: Thermostat dimensions (86mm x 86mm x 40mm).
5. Configuració
5.1 Instal·lació i cablejat
- Desconnexió d'alimentació: Before starting, ensure the main power supply to the heating system is turned off at the circuit breaker.
- Muntatge: The thermostat is designed for standard wall box installation. Secure the mounting plate (included) to the wall box.
- Cablejat: Connect the power supply and heating load wires to the appropriate terminals on the thermostat's back panel. Refer to the wiring diagram provided with your specific heating system and the thermostat. Ensure all connections are secure.
- Connecteu el termòstat: Carefully attach the thermostat unit to the mounting plate, ensuring it clicks into place.
- Restauració d'energia: Restore power at the circuit breaker. The thermostat display should light up.

Figure 5.1: The thermostat is suitable for electric heating systems, including electric floor heating and systems controlled by boilers.
5.2 Connexió de l'aplicació (aplicació Smart Life)
To control your thermostat remotely and access advanced features, connect it to the Smart Life app.
- Descarregar l'aplicació: Scan the QR code provided in the product packaging or search for "Smart Life" in your mobile app store (iOS/Android) and install the application.
- Registra't/Inici de sessió: Open the Smart Life app and register a new account or log in with an existing one.
- Enable WiFi & Bluetooth: Ensure your smartphone's 2.4GHz WiFi and Bluetooth are enabled.
- Afegeix un dispositiu: In the Smart Life app, tap "Add Device" or the "+" icon. The app may automatically discover the thermostat via Bluetooth. If not, manually select "Thermostat" from the device list.
- Connecteu-vos a WiFi: Follow the on-screen prompts to connect the thermostat to your home's 2.4GHz WiFi network. Enter your WiFi password when requested.
- Confirmació: Once connected, the WiFi icon on the thermostat display will become solid, and the device will appear in your Smart Life app. You can now control it remotely.

Figure 5.2: Smart Life App interface for remote control and monitoring.
6. Instruccions de funcionament
6.1 Encès/Apagat
- Per activar/desactivar: Premeu breument Tecla d'encesa / apagat (power symbol) to toggle the thermostat between on and off states.
6.2 Ajust de temperatura
- When the thermostat is on, press the Add Key (+) or Tecla menys (-) to adjust the desired temperature. The set temperature will be displayed.
6.3 Mode Switching (Manual / Program)
- When the thermostat is on, short press the Tecla de menú to switch between operating modes.
- The display will show "5" for Manual Mode or "4" for Program Mode.
6.4 Configuració de l'hora actual
- When the thermostat is on, long press the Tecla de menú for 5 seconds to enter the current time setting interface.
- Premeu el botó Tecla de menú again to cycle through setting hours, minutes, and day of the week.
- Utilitza el Add Key (+) or Tecla menys (-) per ajustar els valors.
- Premeu el botó Tecla d'encesa / apagat per confirmar i sortir.
6.5 Programming Schedule (6 Periods)
The thermostat supports 5+2, 6+1, or 7-day programming with up to 6 time periods per day.
- Entra en programació: When the thermostat is off, long press the ECO Key i Tecla de menú simultaneously for 5 seconds to enter programming mode.
- Ajustar períodes: Premeu el botó Tecla de menú to cycle through the time (hour/minute) and temperature settings for each of the 6 periods.
- Set Values: Utilitza el Add Key (+) or Tecla menys (-) to adjust the time and temperature for the current period.
- Desa i surt: Repeat for all desired periods. The thermostat will automatically save settings or you can press the Tecla d'encesa / apagat per sortir.

Figura 6.1: Example of a 5+2 day programming schedule with multiple time periods.
6.6 Funció de bloqueig infantil
- Activa el bloqueig infantil: When the thermostat is on, press and hold the Add Key (+) i Tecla menys (-) simultaneously for 5 seconds. A "lock" icon will appear on the display, indicating the child lock is active.
- Desactiva el bloqueig infantil: Repeat the same action (press and hold Add Key (+) i Tecla menys (-) for 5 seconds) to deactivate the child lock. The "lock" icon will disappear.
6.7 Mode ECO
- Activa el mode ECO: When the thermostat is on, press the ECO Key to activate the energy-saving ECO mode. The ECO icon will appear.
- Sortir del mode ECO: Press any key to exit ECO mode.
6.8 Adjustable Screen Brightness
The screen brightness can be adjusted to suit your preference.

Figure 6.2: The thermostat display brightness can be adjusted via the app settings.
To adjust brightness, access the thermostat settings within the Smart Life app. Look for a "Backlight brightness" option and adjust the slider to your desired level (e.g., 20%, 50%, 100%).
6.9 Control de veu
The thermostat is compatible with Amazon Alexa and Google Home for convenient voice control. Once connected to the Smart Life app, link your Smart Life account to your Alexa or Google Home app and follow their instructions to discover devices. You can then use voice commands to adjust temperature or change modes.
7. Advanced Settings Menu
The advanced settings menu allows for configuration of various parameters.
- Entra al menú: When the thermostat is off, long press the Tecla de menú for 5 seconds to enter the advanced setup menu.
- Paràmetres de navegació: Premeu breument Tecla de menú to cycle through the different advanced parameters.
- Ajusta els valors: Utilitza el Add Key (+) or Tecla menys (-) to select the desired value for the current parameter.
- Desa i surt: Premeu el botó Tecla d'encesa / apagat to save the settings and exit the advanced menu, returning to the off state.
8. Manteniment
- Neteja: Wipe the thermostat display and casing with a soft, dry cloth. Do not use abrasive cleaners, solvents, or chemical sprays.
- Eviteu les obstruccions: Ensure the thermostat is not covered by furniture, curtains, or other objects that could obstruct its temperature sensor, leading to inaccurate readings.
- Comprovacions periòdiques: Comproveu periòdicament les connexions del cablejat per detectar qualsevol signe d'afluixament o danys.
9. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El termòstat no s'encén | Sense subministrament d'alimentació; cablejat incorrecte | Check circuit breaker; Verify wiring connections. |
| No WiFi connection / Offline in app | Incorrect WiFi password; Router too far; 5GHz WiFi used; Thermostat in pairing mode; App issue | Ensure 2.4GHz WiFi is active; Re-enter password; Move router closer; Restart thermostat and app; Re-initiate pairing mode (refer to app connection section). |
| La calefacció no s'encén/apaga | Temperature setting issue; Wiring issue; Thermostat in wrong mode | Adjust set temperature; Check wiring to heating system; Ensure thermostat is in an active heating mode (Manual or Program). |
| Lectura de temperatura inexacta | Sensor obstruction; Thermostat location | Ensure no objects are covering the thermostat; Relocate thermostat away from drafts or heat sources. |
| Child lock cannot be deactivated | Incorrect button press duration | Ensure you press and hold the Add (+) and Minus (-) keys simultaneously for exactly 5 seconds. |
10. Garantia i Suport
Decdeal products are manufactured to high-quality standards. For warranty information, please refer to the terms and conditions provided at the time of purchase or contact your retailer. If you encounter any issues or require technical assistance, please contact Decdeal customer support through the official weblloc web o la vostra plataforma de compra.