1. Ro-ràdh
This manual provides detailed instructions for the installation, operation, and maintenance of your EZAIoT Smart Radiator Thermostat, model EZ-TRV901W. Please read this manual thoroughly before use to ensure proper functionality and safety. Keep this manual for future reference.
2. Fiosrachadh Sàbhailteachd
- Na feuch ri an inneal a thoirt às a chèile no a chàradh thu fhèin. Thoir aire do luchd-obrach teisteanasach airson a h-uile seirbheis.
- Cùm an inneal air falbh bho uisge, taiseachd, agus teòthachd anabarrach.
- Ensure batteries are inserted with correct polarity. Replace all batteries at the same time with new ones of the same type.
- Tha an inneal seo air a dhealbhadh airson cleachdadh a-staigh a-mhàin.
- Cùm stuthan pacaidh a-mach à ruigsinneachd chloinne.
3. Pasgan-susbaint
Dèan cinnteach gu bheil a h-uile nì anns a’ phacaid:
- Smart Radiator Thermostat (EZ-TRV901W) x 1
- Valve Adapters x 6 (for various valve types)
- AA Batteries x 2 (pre-installed or included)
- User Manual (English) x 1

Image: Contents of the EZAIoT Smart Radiator Thermostat package, showing the main unit, six different valve adapters, and two AA batteries.
4. Toradh thallview
The EZAIoT Smart Radiator Thermostat EZ-TRV901W is a compact, WiFi6-enabled device designed to control your radiator heating system efficiently. It features a clear OLED color display and can be controlled via a smartphone application.
Prìomh fheartan:
- WiFi6 Connectivity: Ensures stable and low-latency connection for remote control.
- OLED Color Display: Provides clear temperature readings and settings, with a 4-way rotation function for optimal viewing ceàrnan.
- Dealbhadh Compact: With a diameter of 50mm, it fits into narrow spaces.
- PID Precision Control: Optimizes heating for energy efficiency.
- Smachd app: Manage and program schedules via the Tuya Smart Life app.
- Co-fhreagarrachd smachd guth: Works with Alexa, Google Home, and Home Assistant.
- Feartan sàbhailteachd: Child lock, frost protection, and automatic anti-calc function.

Image: The EZAIoT Smart Radiator Thermostat displaying its current temperature, alongside a smartphone screen showing the corresponding control interface in the app.

Image: A visual breakdown of the thermostat's features, highlighting its internal components, compact dimensions (50mm diameter), OLED color display, and the ability to rotate the display for better viewing.
5. Stàladh
The EZAIoT Smart Radiator Thermostat is designed for easy DIY installation. Follow these steps to replace your existing radiator valve:
- Ullaich an radiator: Turn off your heating system and allow the radiator to cool down.
- Thoir air falbh an t-seann teirmostat: Unscrew your existing thermostatic radiator valve head. No need to drain water from the radiator.
- Tagh inneal-atharrachaidh: Identify the correct adapter from the included set that matches your radiator valve. The thermostat is compatible with most common radiator valves (e.g., M30 x 1.5).
- Install Adapter (if needed): If an adapter is required, screw it onto the radiator valve body.
- Ceangail an teirmeastat: Place the EZAIoT Smart Radiator Thermostat onto the adapter or directly onto the valve body and tighten it securely.
- Cuir a-steach bataraidhean: Ensure the two AA batteries are correctly inserted into the thermostat.

Image: A hand demonstrating the installation of the smart thermostat onto a radiator. An inset displays different types of valve adapters for compatibility with various radiator valves.
6. App Connection and Configuration
Control your EZAIoT Smart Radiator Thermostat remotely using the Tuya Smart Life application.
- Luchdaich sìos an aplacaid: Download the "Tuya Smart Life" app from your smartphone's app store (iOS or Android).
- Clàraich/Log a-steach: Cruthaich cunntas no log a-steach don chunntas a th’ agad mu thràth.
- Cuir inneal ris: In the app, tap the "+" icon to add a new device. Select "Radiator Thermostat" or search for the device type.
- Modh paidhir: Follow the app's instructions to put the thermostat into pairing mode. This usually involves a long press on a button on the thermostat until a pairing indicator appears on the display.
- Ceangail ri WiFi: Select your 2.4GHz WiFi network and enter the password. The thermostat will connect directly to your WiFi network without the need for a separate gateway.
- Ainm an inneil: Once connected, you can name your thermostat (e.g., "Living Room Radiator").

Image: An illustration depicting the smart thermostat wirelessly connecting to a home WiFi router, emphasizing that no additional hub is required for its operation.
7. Stiùireadh Obrachaidh
7.1 Smachd làimhe
You can adjust the temperature directly on the thermostat by rotating the main body. The OLED display will show the target temperature. The display can be rotated 0°/90°/180°/270° for optimal readability, especially in hard-to-reach areas.
7.2 Smachd is Prògramadh Aplacaidean
Use the Tuya Smart Life app for comprehensive control:
- Suidhich Teòthachd: Adjust the target temperature from anywhere.
- Prògramadh 7-Latha: Create custom heating schedules for each day of the week to match your routine and save energy.
- Modh saor-làithean: Set a specific temperature for an extended period when you are away.
- Glasadh Cloinne: Activate the child lock feature to prevent unauthorized changes to settings on the device.
- Dearbhadh uinneag fosgailte: The thermostat can detect sudden drops in temperature (e.g., when a window is opened) and temporarily pause heating to prevent energy waste.
- Dìon reothadh: Automatically maintains a minimum temperature to prevent pipes from freezing.

Image: Visual representation of the thermostat's advanced features, including PID temperature control for stable heating, voice control capability, automatic window opening detection, and a robust child lock system.
7.3 Energy Efficiency (PID Control)
The thermostat utilizes precise PID (Proportional-Integral-Derivative) control to minimize temperature fluctuations and optimize heating cycles. This technology, combined with scheduled programming and window open detection, helps reduce heating costs significantly by only heating when necessary.

Image: A graph demonstrating the effectiveness of the PID algorithm in maintaining a stable room temperature, illustrating quick response and precise temperature regulation for energy savings.
7.4 Smachd Guth
Integrate your EZAIoT thermostat with popular voice assistants for hands-free control:
- Amazon Alexa: Link your Tuya Smart Life account to Alexa. Use commands like "Alexa, set Living Room to 22 degrees."
- Dachaigh Ghoogle: Link your Tuya Smart Life account to Google Home. Use commands like "Hey Google, turn up the heat in the bedroom."
- Neach-taic Dachaigh: The thermostat is compatible with Home Assistant for advanced smart home setups.

Image: A woman relaxing in bed, using voice commands to control her heating system via a smart speaker, illustrating the convenience of voice operation for the smart thermostat.
8. Cumail suas
8.1 Ath-nuadhachadh bataraidh
The thermostat is powered by two AA batteries. When the battery indicator on the OLED display shows low power, replace both batteries promptly. Ensure correct polarity when inserting new batteries.
8.2 Glanadh
Clean the thermostat's exterior with a soft, dry cloth. Do not use abrasive cleaners, solvents, or immerse the device in water.
9. A ’dèanamh trioblaid
| Trioblaid | Adhbhar a dh’fhaodadh a bhith ann | Fuasgladh |
|---|---|---|
| Teirmeastat nach eil a’ tionndadh air | Bataraidhean marbh no air an cur a-steach gu ceàrr. | Cuir bataraidhean ùra an àite, a’ dèanamh cinnteach à polarity ceart. |
| Cha ghabh ceangal a dhèanamh ri WiFi | Incorrect WiFi password, 5GHz network selected, or thermostat too far from router. | Ensure correct 2.4GHz WiFi password. Move thermostat closer to router. Restart router and thermostat. |
| Teòthachd gun a bhith air a riaghladh gu ceart | Thermostat not properly installed on valve, or valve stuck. | Check installation and ensure the thermostat can move the valve pin freely. Manually check if the radiator valve is functioning. |
| Tha an aplacaid a’ sealltainn an inneal far-loidhne | WiFi connection lost or internet outage. | Check your home WiFi and internet connection. Restart the thermostat. |
10. Sònrachaidhean
- Brand: EZAIoT
- Àireamh Modail: EZ-TRV901W
- Meudan: 50mm (trast-thomhas) x 82.7mm (àirde)
- Cuideam: 128 g
- Stuth: Styrene acrylonitrile butadiene (ABS)
- Ceangal: WiFi6 (2.4GHz)
- Stòr cumhachd: 2 x Bataraidh AA
- Feartan sònraichte: Low battery indicator, Temperature indicator, Holiday mode, Programmable, Frost protection
- Seòrsa Rianadair: App Beatha Smart
- Cleachdaidhean sònraichte: Teasachadh radiator
11. Barantas agus Taic
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official EZAIoT weblàrach. Ma thachras tu ri cùisean sam bith nach eil air an còmhdach san leabhar-làimhe seo, cuir fios gu seirbheis luchd-cleachdaidh airson cuideachaidh.