1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your Decdeal WiFi Round LCD Touchscreen Thermostat. This device is designed to provide uniform and comfortable temperature control for underfloor heating and water heating systems. It features a programmable schedule, remote control via a mobile application, and voice control compatibility.
Característiques principals:
- LCD display with backlight for clear data visibility.
- Programmable weekly schedule (5+2 six periods) for optimized comfort and energy efficiency.
- 0.5 °C temperature accuracy.
- Data storage function during power loss.
- Key locking function.
- App remote control for convenient management via mobile devices.
- Voice control compatibility with Amazon Echo, Google Home, and IFTTT.
2. Informació de seguretat
Please read all safety instructions carefully before installing or operating the thermostat. Failure to follow these instructions may result in property damage, personal injury, or death.
- Risc elèctric: Installation must be performed by a qualified electrician. Disconnect power at the circuit breaker before installation to prevent electrical shock.
- Voltage: Ensure the power supply matches the thermostat's requirements (95 ~ 240 VAC, 50 ~ 60 Hz).
- Cablejat: Follow all local electrical codes and wiring diagrams provided in this manual.
- Medi ambient: Do not install the thermostat in areas with excessive moisture or extreme temperatures outside the specified operating range (0 ~ 45 °C ambient temperature, 5 ~ 95% RH non-condensing humidity).
3. Contingut del paquet
Verifiqueu que tots els elements siguin presents al paquet:
- 1 x Decdeal Thermostat
- 2 x cargols de muntatge
- 1 manual d'usuari (anglès)
4. Producte acabatview
4.1. Thermostat Components
The thermostat features a round LCD touchscreen with intuitive controls. Key elements include:
- Botó d'encesa: Encén o apaga el termòstat.
- Botó de mode (M): Switches between Manual mode and Programmable mode.
- Botó del rellotge: Accesses time and date settings.
- Fletxes amunt/avall: Ajusta la temperatura i navega pels menús.
- Visualització de la temperatura: Shows current and set temperatures.
- Week/Period Indicators: Displays current day and programming period.
5. Especificacions
| Característica | Especificació |
|---|---|
| Marca | Decdeal |
| Número de model | LKT1406843035760HF |
| Color | Blanc |
| Material de closca | PC + ABS (Fireproof) |
| Mostra | LCD amb llum de fons |
| Sensor | NTC 10K 3950 |
| Font d'alimentació | 95 ~ 240 VAC, 50 ~ 60 Hz |
| Càrrega actual | 5 A |
| Consum d'energia | <1.5 W |
| Precisió | ± 0.5 °C |
| Error de temps | <1% |
| Interval d'ajust de temperatura | 5 ~ 35 °C |
| Rang de temperatura de visualització | 5 ~ 99 °C |
| Sistemes mòbils compatibles | iOS 8.0 i posteriors o Android 4.1 i posteriors |
| Temperatura ambient | 0 ~ 45 °C |
| Humitat ambiental | 5 ~ 95% HR (sense condensació) |
| Temperatura d'emmagatzematge | -5 ~ 45 °C |
| Espaiat entre forats d'instal·lació | 60 mm |
| Installation Box Type | 86 x 86 mm square or European 60 mm round box (not included) |
| Connexions de cable | 2 x 1.5 mm² o 1 x 2.5 mm² |
| Classificació de protecció | IP20 |
| Mida de l'article | 90 x 90 x 38 mm |
| Pes de l'article | 134 g |
6. Instal·lació
6.1. Esquema de cablejat
Refer to the following wiring diagram for proper connection. Ensure power is disconnected before proceeding.
- Terminals 1 i 2: Connect to the heating load (e.g., water heating valve).
- Terminals 3 i 4: Connect to the AC 95-240V power supply (L for Live, N for Neutral).
- Terminals 5 i 6: Connect to the NTC 10K 3950 temperature sensor.
- MODBUS (Optional): Terminals for MODBUS communication (A, B, white, red) are available for advanced integration.
6.2. Muntatge del termòstat
- Ensure the power supply to the heating system is turned off at the main circuit breaker.
- Separate the front panel of the thermostat from its mounting base.
- Connect the electrical wires to the appropriate terminals on the mounting base as per the wiring diagram (Figure 5). Use wires of 2 x 1.5 mm² or 1 x 2.5 mm² cross-section.
- Mount the base onto a standard 86 x 86 mm square or European 60 mm round electrical box using the provided mounting screws. The installation hole spacing is 60 mm.
- Carefully attach the front panel of the thermostat to the mounted base, ensuring it clicks securely into place.
- Restablir el subministrament elèctric al sistema de calefacció.
7. Configuració inicial i connexió Wi-Fi
7.1. Encès
After successful installation and power restoration, the thermostat display will light up. If it does not, check the power supply and wiring.
7.2. Mobile App Download and Installation
To utilize the remote control and smart features, download the compatible mobile application. Cerca "Smart Life" or "Tuya Smart" in your device's app store.
- For iOS devices: Requires iOS 8.0 or above.
- For Android devices: Requires Android 4.1 or above.
7.3. Connexió a Wi-Fi
- Open the installed mobile application and register/log in.
- On the thermostat, press and hold the "Down" arrow button for 5-8 seconds until the Wi-Fi icon on the display starts flashing rapidly. This indicates pairing mode.
- In the app, tap "Add Device" or the "+" icon. Select "Thermostat" or "Heater" from the device list.
- Follow the on-screen instructions in the app to connect the thermostat to your home Wi-Fi network. You will need to enter your Wi-Fi network name (SSID) and password.
- Once connected, the Wi-Fi icon on the thermostat display will become solid, indicating a successful connection.
8. Instruccions de funcionament
8.1. Funcionament bàsic
- Encès/apagat: Premeu el botó ⏻ (Power) button to turn the thermostat on or off.
- Ajust de temperatura: Utilitza el ▲ (Amunt) i ▼ (Down) arrow buttons to adjust the desired temperature. The set temperature will be displayed.
- Selecció del mode: Premeu el botó M (Mode) button to switch between Manual mode and Programmable mode.
8.2. Programmable Mode (Weekly Schedule)
The thermostat supports a 5+2 (weekdays + weekend) or 6+1 (weekdays + one weekend day) or 7-day programmable schedule with six periods per day.
- In Programmable mode, press and hold the M (Mode) button for 3-5 seconds to enter programming settings.
- Utilitza el M button to cycle through the different periods (e.g., Wake, Leave, Return, Sleep) and days.
- Utilitza el ▲ (Amunt) i ▼ (Down) arrows to adjust the start time and temperature for each period.
- Confirm settings by pressing the ⏻ (Power) button or waiting for the display to time out.
8.3. Control remot de l'aplicació
Once connected to the mobile app, you can control your thermostat from anywhere with an internet connection.
- Ajusteu els paràmetres de temperatura.
- Canviar els modes de funcionament.
- Set and modify programming schedules.
- Monitoritza la temperatura ambient actual.
8.4. Control per veu
The thermostat is compatible with popular voice assistants such as Amazon Echo, Google Home, and IFTTT.
- Ensure your thermostat is connected to the mobile app and your voice assistant device is set up.
- Link the "Smart Life" or "Tuya Smart" skill/service in your voice assistant's application.
- Utilitzeu ordres de veu com ara:
- "Alexa, configura [Nom del termòstat] a 22 graus."
- "Hey Google, what is the temperature in [Thermostat Name]?"
- "Alexa, activa [Nom del termòstat]."
9. Manteniment
The Decdeal Thermostat requires minimal maintenance.
- Neteja: Wipe the display and outer casing amb un suau, damp drap. No utilitzeu productes de neteja abrasius ni dissolvents. Assegureu-vos que no entri líquid al dispositiu.
- Sense peces reparables per l'usuari: No intenteu obrir ni reparar el termòstat vosaltres mateixos. Encarregueu totes les tasques de manteniment a personal qualificat.
10. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| La pantalla del termòstat està en blanc. | Sense font d'alimentació. | Comproveu l'interruptor i les connexions del cablejat. Assegureu-vos que s'hagi restablert l'alimentació. |
| El sistema de calefacció no respon. | Incorrect wiring; heating system issue. | Verify wiring according to Figure 5. Check the heating system's power and functionality independently. |
| Wi-Fi icon is flashing or not connected. | Incorrect Wi-Fi password; out of range; router issue. | Ensure correct Wi-Fi password is entered in the app. Move thermostat closer to router or check router status. Re-enter pairing mode and try connecting again. |
| La lectura de temperatura sembla inexacta. | Sensor calibration needed; thermostat location. | The thermostat has a 0.5 °C accuracy. Ensure it is not exposed to direct sunlight or drafts. Some advanced settings in the app may allow for sensor calibration. |
| El control per veu no funciona. | Skill not linked; incorrect commands. | Ensure the "Smart Life" or "Tuya Smart" skill is enabled and linked in your voice assistant app. Use correct voice commands as specified in section 8.4. |
11. Garantia i Suport
This Decdeal product is covered by a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation provided at the time of purchase or contact your retailer.
For technical support, troubleshooting assistance beyond this manual, or warranty claims, please contact Decdeal customer service or your authorized dealer.