1. پیژندنه
Thank you for choosing the AVATTO WT400-16A-B Smart WiFi Thermostat. This device is designed to provide intelligent temperature control for your water heater and gas boiler systems, offering convenience through programmable schedules, app control, and voice commands. Please read this manual carefully before installation and operation to ensure proper use and optimal performance.
2. د خوندیتوب معلومات
- Always disconnect power to the heating system before installing or servicing the thermostat.
- نصب کول باید د وړ بریښنایی یا تودوخې تخنیکین لخوا ترسره شي.
- ترموسټاټ د اوبو یا ډیر رطوبت سره مه مخ کوئ.
- ډاډ ترلاسه کړئ چې د تارونو ټولې اړیکې خوندي دي او د ځایی بریښنایی کوډونو سره مطابقت لري.
- بیټرۍ د ماشومانو له لاسرسي لرې وساتئ. کارول شوي بیټرۍ په مسؤلیت سره له منځه یوسئ.
3. د بسته محتويات
ډاډ ترلاسه کړئ چې ټول توکي ستاسو په کڅوړه کې شتون لري:
- AVATTO WT400-16A-B Thermostat Unit
- د کارن لارښود
- د سکرو پورته کول (2 پی سیز)
- NTC Sensor Cable (3 meters)
4. محصول ختم شوview
4.1 کلیدي ځانګړتیاوې
- سمارټ وای فای کنټرول: Connects directly to 2.4 GHz Wi-Fi for remote control via smartphone app.
- د غږ کنټرول: د لاسونو څخه پاک عملیاتو لپاره د ایمیزون الیکسا او ګوګل اسسټنټ سره مطابقت لري.
- د پروګرام وړ مهالویشونه: Offers 6 distinct heating programs for weekdays and 2 for weekends, optimizing energy use.
- Heating and Cooling Functionality: Supports both heating and cooling modes for year-round comfort.
- لوی LCD نندارې: A 4.6-inch screen clearly shows room temperature, set temperature, operating status, battery level, day, and time.
- اسانه نصب کول: Designed for surface mounting with potential-free output (NO, NC, COM).
- د دوه ګوني ځواک اختیارونه: Operates on AAA batteries with an optional Type-C power input.
۲.۱ ښودنه او کنټرولونه
The thermostat features a clear LCD screen and an intuitive rotary knob for adjustments.
4.3 مطابقت
This thermostat is designed for use with water heaters and gas boilers that have dry contact connections. دا دی not compatible with electric underfloor heating systems or instantaneous electric water heaters.

Image: This diagram illustrates the thermostat's compatibility. It is compatible with gas boilers featuring dry contact connections (indicated by a checkmark) and is not compatible with electric heating systems or actuator valves (indicated by cross marks).
5. ترتیب کول
5.1 نصب کول
The thermostat is designed for surface mounting. Choose a suitable location on an interior wall, away from direct sunlight, drafts, or heat sources that could affect temperature readings.
- د بریښنا قطع کول: په سرکټ بریکر کې خپل د تودوخې سیسټم ته د بریښنا اصلي رسولو بند کړئ.
- د شا پلیټ نصب کړئ: Detach the front panel of the thermostat from its backplate. Secure the backplate to the wall using the provided screws.
- تارونه: Connect the heating system wires to the NO (Normally Open), NC (Normally Closed), and COM (Common) terminals on the backplate. Refer to your heating system's manual for specific wiring diagrams. The thermostat provides a potential-free output.
- مخکینۍ تخته وصل کړئ: Once wiring is complete and secure, reattach the front panel to the backplate.

Image: This image shows the thermostat's backplate with wiring terminals and its physical dimensions (13.3 cm width, 8.6 cm height, 2.5 cm depth).
5.2 د بریښنا رسول
The thermostat can be powered by three AAA batteries or via a Type-C USB connection.
- د بیټرۍ نصب کول: Open the battery compartment on the back of the thermostat and insert three AAA batteries, observing the correct polarity. The screen will display the battery level. Under normal operation, batteries typically last about 6 months.
- Type-C Power (Optional): For continuous power, you can connect a Type-C USB cable to the designated port.

Image: This image illustrates the battery compartment for AAA batteries and the Type-C port for alternative power input.
5.3 د وائی فای اتصال
To enable smart features, connect your thermostat to your home's 2.4 GHz Wi-Fi network.
- اپلیکیشن ډاونلوډ کړئ: Download and install the 'Smart Life' or 'AVATTO' app from your smartphone's app store.
- نوم لیکنه/ننوتل: د دې لپاره چې له Account سره ونښلې، نو ننوځئ او یا یو ګڼون جوړ کړئ.
- وسیله اضافه کړئ: In the app, select 'Add Device' or the '+' icon. Choose 'Thermostat' or 'Heating Control'.
- جوړه جوړه: Follow the in-app instructions to put the thermostat into pairing mode (usually involves pressing and holding a button on the thermostat until a Wi-Fi icon flashes).
- وائی فای سره وصل کړئ: Ensure your mobile phone is connected to your home's 2.4 GHz Wi-Fi network. Enter your Wi-Fi password in the app.
- بشپړ تنظیم: The app will guide you through the final steps to connect the thermostat.
6. عملیاتي لارښوونې
6.1 بنسټیز عملیات
- پاور آن/بند: د بریښنا تڼۍ فشار ورکړئ ترڅو ترموسټیټ فعال یا بند کړئ.
- د حرارت درجه تنظیم کړئ: Rotate the knob to set your desired room temperature. The display will show both the current room temperature and the set temperature.
۴.۲ د پروګرام وړ حالتونه
The thermostat allows you to set a weekly schedule to automatically adjust the temperature.
- Weekday Programs: Set up to 6 different heating periods for Monday to Friday.
- Weekend Programs: Set up to 2 heating periods per day for Saturday and Sunday.
- Setting Schedule: Access the programming menu via the thermostat's interface or the Smart Life/AVATTO app to configure your desired times and temperatures for each period.

Image: This image displays the app interface for setting a weekly programmable schedule, showing different time slots and temperatures for each day.
6.3 د اپلیکیشن کنټرول
Control your thermostat remotely using the Smart Life or AVATTO app.
- د لرې پرتو تودوخې تنظیم: Change the set temperature from anywhere.
- د مهالویش مدیریت: Easily create, modify, or disable heating schedules.
- د حالت بدلول: Switch between heating and cooling modes.
- د وسیلې شریکول: Share control of the thermostat with family members.
6.4 د غږ کنټرول
Integrate your thermostat with Amazon Alexa or Google Assistant for convenient voice commands.
- د حسابونو نښلول: Follow the instructions in the Smart Life/AVATTO app to link your account with Alexa or Google Assistant.
- غږیز حکمونه: د لاندې امرونو څخه کار واخلئ:
- "الیکسا، [ترموسټات نوم] ۷۲ درجو ته تنظیم کړه."
- "Hey Google, what is the temperature in [Room Name]?"

Image: This image demonstrates remote control via the Smart Life app and voice control using an Alexa device, showing a command to set the room temperature.
6.5 Heating and Cooling Function
The thermostat supports both heating and cooling modes. You can switch between these functions as needed to maintain a comfortable ambient temperature throughout the year.
- د موډل انتخاب: The mode can typically be changed through the thermostat's menu settings or directly within the Smart Life/AVATTO app.
- Temperature Hysteresis: The thermostat features precise temperature control with adjustable hysteresis (0.5-10°C) to prevent rapid cycling of your heating/cooling system.
- د تودوخې محدودیتونه: Set minimum and maximum temperature limits (e.g., 5-35°C) to ensure safe and efficient operation.

Image: This image illustrates the heating and cooling functions, showing temperature arrows and the app interface for selecting 'Hot' or 'Cold' modes.

Image: This image highlights the precise temperature control features, including temperature hysteresis (0.5-10°C), minimum temperature setting (0.5°C), and upper/lower temperature limits (5-35°C).
7. ساتنه
7.1 د بیټرۍ بدلول
When the battery level indicator on the screen shows low power, replace the three AAA batteries promptly to ensure continuous operation. Refer to section 5.2 for battery installation instructions.
8. ستونزه حل کول
که تاسو د خپل ترموسټاټ سره ستونزې سره مخ شئ، لاندې عامې ستونزې او حل لارې وګورئ:
| ستونزه | احتمالي لامل / حل |
|---|---|
| ترموسټاټ نه چالانېږي. | Check if the AAA batteries are correctly inserted and charged. Ensure the power button is functioning. If using Type-C power, verify the cable connection. |
| Confused characters appear on the screen. | This may indicate an installation issue. Reinstall the device, ensuring all connections are secure. |
| Displayed temperature is inaccurate. | Access the advanced menu mode on the thermostat or the calibration menu in the Smart Life/Tuya app to adjust temperature settings. |
| Device starts normally, but screen does not show output temperature. | Check the connection between the main control board and the power board. Verify that all wiring is correct according to the markings on the device connector. |
| د وائی فای سره وصل نشو. | Ensure your router is broadcasting a 2.4 GHz Wi-Fi signal. Confirm your mobile phone is connected to the 2.4 GHz network during pairing. Check Wi-Fi password. |
9. مشخصات
- نښه: AVATTO
- د ماډل شمیره: WT400-16A-B (also referred to as WT580)
- رنګ: تور
- Dimensions (Thermostat): نږدې 13.3 x 8.6 x 2.5 سانتي متره
- د توکي وزن: 270 ګرامه
- Power Output (Heating System): تر 3800 واټو پورې
- والیtage: 240 وولټ (AC)
- مواد: پلاستیک
- Power Source (Thermostat): 3 x AAA Batteries (sold separately), optional Type-C USB
- ارتباط: وای فای (۲.۴ GHz)، بلوتوث
- د کنټرول ډول: ایمیزون الیکسا، د ګوګل مرستیال
- ځانګړي ځانګړتیاوې: Voice control, LCD display (temperature, weather, time, date, room temp, heating icon), 0.5°C temperature increments, Silent operation, Smart Life/Tuya Smart remote control.
- Specific Product Uses: Water heaters and gas boilers with dry contact.
10. تضمین او ملاتړ
Information regarding specific warranty details is not available in this document. For technical assistance, troubleshooting, or any questions not covered in this manual, please contact AVATTO customer support. You may also find additional support resources through the Smart Life or AVATTO application.





