1. المقدمة
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. معلومات السلامة
- Always disconnect power to the heating system before installing or servicing the thermostat.
- Installation should be performed by a qualified electrician or heating technician.
- لا تعرض منظم الحرارة للماء أو الرطوبة الزائدة.
- تأكد من أن جميع توصيلات الأسلاك آمنة وتتوافق مع القوانين الكهربائية المحلية.
- احفظ البطاريات بعيداً عن متناول الأطفال. تخلص من البطاريات المستعملة بطريقة مسؤولة.
3. محتويات العبوة
تأكد من وجود جميع العناصر في الحزمة الخاصة بك:
- AVATTO WT400-16A-B Thermostat Unit
- دليل المستخدم
- براغي التثبيت (2 قطعة)
- NTC Sensor Cable (3 meters)
4. انتهى المنتجview
4.1 الميزات الرئيسية
- التحكم الذكي عبر شبكة WiFi: Connects directly to 2.4 GHz Wi-Fi for remote control via smartphone app.
- التحكم الصوتي: متوافق مع Amazon Alexa وGoogle Assistant للتشغيل بدون استخدام اليدين.
- الجداول الزمنية القابلة للبرمجة: 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.
- شاشة LCD كبيرة: A 4.6-inch screen clearly shows room temperature, set temperature, operating status, battery level, day, and time.
- سهولة التركيب: Designed for surface mounting with potential-free output (NO, NC, COM).
- خيارات الطاقة المزدوجة: Operates on AAA batteries with an optional Type-C power input.
4.2 العرض والضوابط
The thermostat features a clear LCD screen and an intuitive rotary knob for adjustments.
4.3 التوافق
This thermostat is designed for use with water heaters and gas boilers that have dry contact connections. إنها 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. الإعداد
5.1 التثبيت
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.
- فصل الطاقة: قم بإيقاف تشغيل مصدر الطاقة الرئيسي لنظام التدفئة الخاص بك من قاطع الدائرة.
- تركيب اللوحة الخلفية: Detach the front panel of the thermostat from its backplate. Secure the backplate to the wall using the provided screws.
- التوصيلات الكهربائية: 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.
- قم بتثبيت اللوحة الأمامية: 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 مصدر الطاقة
The thermostat can be powered by three AAA batteries or via a Type-C USB connection.
- تركيب البطارية: 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 اتصال واي فاي
To enable smart features, connect your thermostat to your home's 2.4 GHz Wi-Fi network.
- تحميل التطبيق: Download and install the 'Smart Life' or 'AVATTO' app from your smartphone's app store.
- التسجيل/تسجيل الدخول: قم بإنشاء حساب أو قم بتسجيل الدخول إلى التطبيق.
- إضافة جهاز: In the app, select 'Add Device' or the '+' icon. Choose 'Thermostat' or 'Heating Control'.
- وضع الإقتران: 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).
- الاتصال بشبكة Wi-Fi: Ensure your mobile phone is connected to your home's 2.4 GHz Wi-Fi network. Enter your Wi-Fi password in the app.
- الإعداد الكامل: The app will guide you through the final steps to connect the thermostat.
6. تعليمات التشغيل
6.1 التشغيل الأساسي
- تشغيل/إيقاف التشغيل: اضغط على زر الطاقة لتشغيل منظم الحرارة أو إيقاف تشغيله.
- ضبط درجة الحرارة: Rotate the knob to set your desired room temperature. The display will show both the current room temperature and the set temperature.
6.2 Programmable Modes
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 التحكم في التطبيق
Control your thermostat remotely using the Smart Life or AVATTO app.
- ضبط درجة الحرارة عن بعد: Change the set temperature from anywhere.
- إدارة الجدول الزمني: Easily create, modify, or disable heating schedules.
- تبديل الوضع: قم بالتبديل بين وضعيتي التدفئة والتبريد.
- مشاركة الجهاز: Share control of the thermostat with family members.
6.4 التحكم الصوتي
Integrate your thermostat with Amazon Alexa or Google Assistant for convenient voice commands.
- ربط الحسابات: Follow the instructions in the Smart Life/AVATTO app to link your account with Alexa or Google Assistant.
- الأوامر الصوتية: استخدم الأوامر مثل:
- "أليكسا، اضبطي [اسم منظم الحرارة] على 22 درجة."
- "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.
- اختيار الوضع: The mode can typically be changed through the thermostat's menu settings or directly within the Smart Life/AVATTO app.
- التباطؤ الحراري: The thermostat features precise temperature control with adjustable hysteresis (0.5-10°C) to prevent rapid cycling of your heating/cooling system.
- حدود درجة الحرارة: 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. الصيانة
7.1 استبدال البطارية
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. استكشاف الأخطاء وإصلاحها
إذا واجهت مشاكل مع منظم الحرارة الخاص بك، فراجع المشاكل والحلول الشائعة التالية:
| مشكلة | السبب المحتمل / الحل |
|---|---|
| Thermostat does not power on. | 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. |
| لا يمكن الاتصال بشبكة Wi-Fi. | 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. المواصفات
- ماركة: أفاتو
- رقم الموديل: WT400-16A-B (also referred to as WT580)
- لون: أسود
- الأبعاد (منظم الحرارة): حوالي 13.3 × 8.6 × 2.5 سم
- وزن السلعة: 270 جرام
- Power Output (Heating System): تصل إلى 3800 واط
- المجلدtage: 240 فولت (تيار متردد)
- مادة: بلاستيك
- Power Source (Thermostat): 3 x AAA Batteries (sold separately), optional Type-C USB
- الاتصال: واي فاي (2.4 جيجاهرتز)، بلوتوث
- نوع تحكم: أمازون أليكسا، مساعد جوجل
- المميزات الخاصة: 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.
- استخدامات المنتج المحددة: Water heaters and gas boilers with dry contact.
10. الضمان والدعم
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.





