1. Introduction
The WENZHI BVRF-C001 is a state-of-the-art ZigBee VRF Central Air Conditioning Thermostat designed to seamlessly integrate with your smart home system. This digital temperature controller offers precise climate management, remote control capabilities via the Tuya Smart Life app, and compatibility with popular voice assistants. Its elegant design and advanced features make it an ideal upgrade for modern living spaces.
2. Product Overview
Key Features
- Display: High-transparency LED screen with vivid colors and soft lighting for comfortable viewing.
- Durability: 6H tempered glass full screen, scratch-resistant and durable for daily use.
- Control: Responsive touch feedback for fast reaction and smooth user experience.
- Modes: One-touch switching between Cooling, Heating, Ventilation, and Dehumidification modes.
- Memory: Power-off memory automatically saves settings to resume operation seamlessly after an outage.
- Connectivity: Supports local group control and device sharing, allowing unlimited centralized management.
- Voice Control: Compatible with voice assistants such as Amazon Echo and Google Home (smart speaker or hub required).
- Installation: Direct drop-in original panel replacement, no professional installation needed for panel swap. Split design for easy installation and removal.
- Compatibility: Fits 86mm x 86mm square or European 60mm round wall boxes.
- Advanced Integration: Display driver, clock, and main chip integrated into one chip. Multi-side cooling for precise temperature sensing.
- No VRF Gateway: Newly updated design eliminates the need for a separate VRF gateway.
- Low-Voltage Design: 12V low-voltage design, simplifying wiring (no neutral or live wiring required for the thermostat itself).
- Diagnostics: Check AC fault codes directly on your phone via the app.
Compatibility
The WENZHI BVRF-C001 thermostat offers broad compatibility with over 40 brands of central air conditioning systems. It provides custom matching for 99% of AC brands. Please refer to the 'Wiring Port & Communication Matching Table' in the Installation section for specific brand compatibility and wiring details.
3. Specifications
| Feature | Specification |
|---|---|
| Product Model | BVRF-C001 |
| Screen Type | LED |
| Set Temperature Range | 16~32°C |
| Display Temperature Range | 0~70°C |
| Sensor | NTC3950, 10K |
| Operating Environment | 0~45°C, 5~95% RH (Non Condensing) |
| Shell Material | Tempered glass, PC + ABS (Fireproof) |
| Installation Box | 86mm Square or European 60mm Round Box |
| Wire Terminals | 2 x 1.5 mm² or 1 x 2.5 mm² |
| Wattage | 3A |
| Dimensions (Thermostat) | 86mm (W) x 86mm (H) x 50.2mm (D) |
| Certification | CE |
Package Contents
- Smart Thermostat x1
- Product Manual x1
- Accessories screws x2
- Certificate x1
4. Installation and Wiring
The WENZHI BVRF-C001 thermostat is designed for straightforward installation, often without the need for professional assistance for panel replacement. It features a split design for ease of mounting and removal.
Safety Precautions
CAUTION: Electrical Shock or Equipment Damage Hazard.
Always disconnect the power supply to your air conditioning unit before attempting any installation or wiring. Failure to do so may result in electrical shock, equipment damage, or personal injury.
Installation Steps
- Power Off: Ensure the main power supply to your central AC system is completely turned off at the circuit breaker.
- Remove Old Thermostat (if applicable): Carefully remove your existing thermostat from the wall. Note the wiring connections before disconnecting them.
- Mounting the Back Plate: The thermostat's back plate is designed to fit standard 86mm x 86mm square or European 60mm round wall boxes. Secure the back plate to the wall box using the provided screws.
- Wiring: Connect the wires from your AC unit to the appropriate terminals on the thermostat's back plate. Refer to the detailed wiring diagram and the 'Wiring Port & Communication Matching Table' below for correct connections based on your AC brand and model.
- Attach Thermostat: Once wiring is complete and secure, carefully attach the front panel of the thermostat to the mounted back plate. Ensure it clicks into place firmly.
- Power On: Restore power to your central AC system at the circuit breaker.
- Initial Setup: The thermostat will power on. Follow the on-screen prompts for initial setup, including time and date.
Wiring Diagram and Matching Table
The thermostat features terminals labeled 1 through 9, B1, A1, X, Y, P1, and P2. The specific connections will depend on your VRF AC system. Consult the table below and the wiring diagram image to ensure correct installation.
Important Note for Wiring Table: Please refer to the table above for on-site wiring and device connection according to your air conditioning brand. If coexistence with the original controller is not supported, remove the original controller before wiring this product. For advanced settings or specific AC brand requirements, please contact WENZHI support.
5. Operation
The WENZHI BVRF-C001 thermostat offers intuitive touch controls and smart features for managing your central AC.
Basic Controls
- Power On/Off: Use the designated power icon on the touch screen.
- Mode Selection: Tap the mode icon to cycle through Cooling, Heating, Ventilation, and Dehumidification modes.
- Temperature Adjustment: Use the up/down arrows to set your desired temperature.
- Fan Speed: Adjust fan speed if available through the fan icon.
Advanced Features
- Programming Mode: Set custom temperature schedules for different times of the day to optimize comfort and energy savings. Access this feature via the Tuya Smart Life app.
- Remote Control: Control your air conditioner remotely from anywhere using the Tuya Smart Life app on your smartphone.
- Open Window Detection: The thermostat can automatically detect open windows and shut off the AC to prevent energy waste.
- AC Fault Code Check: View AC fault codes directly on your phone through the app for quick diagnostics.
6. Smart Home Integration
The WENZHI BVRF-C001 thermostat is designed for seamless integration into your smart home ecosystem.
Tuya Smart Life App
Download the Tuya Smart Life app from your smartphone's app store. Follow the in-app instructions to add your thermostat. This app allows for:
- Remote control of your AC from anywhere.
- Setting up schedules and automation routines.
- Monitoring temperature and AC status.
- Local group control and device sharing with family members.
Voice Assistant Compatibility
The thermostat is compatible with Amazon Alexa and Google Home. To enable voice control:
- Ensure you have a compatible smart speaker or hub (e.g., Amazon Echo, Google Nest).
- Link your Tuya Smart Life account to your Amazon Alexa or Google Home app.
- Discover new devices. Your thermostat should appear and be controllable via voice commands.
7. Maintenance
The WENZHI BVRF-C001 thermostat requires minimal maintenance due to its durable design.
- Cleaning: The 6H tempered glass screen is smudge-proof and scratch-resistant. Clean the screen gently with a soft, dry, or slightly damp cloth. Avoid abrasive cleaners or solvents.
- Firmware Updates: Periodically check the Tuya Smart Life app for any available firmware updates for your thermostat to ensure optimal performance and access to new features.
- Environmental Conditions: Ensure the operating environment remains within the specified temperature (0~45°C) and humidity (5~95% RH non-condensing) ranges for longevity.
8. Troubleshooting
- Thermostat Not Responding: Check if the power supply to the AC unit is on. If the screen is blank, ensure the thermostat is properly seated on its back plate.
- Incorrect Temperature Readings: Ensure the thermostat is not exposed to direct sunlight, drafts, or heat sources that could affect its sensor.
- App Connectivity Issues: Verify your home Wi-Fi network is active and the thermostat is within range. Restart your router, the thermostat, and the Tuya Smart Life app. Ensure your phone's Bluetooth is enabled for initial setup.
- AC Not Responding to Thermostat: Double-check all wiring connections according to the 'Wiring Port & Communication Matching Table'. Ensure the correct AC brand and model settings are selected in the thermostat or app, if applicable.
- AC Fault Codes: If your AC unit displays a fault, check the Tuya Smart Life app for detailed fault codes and potential solutions.
9. User Tips
- Verify AC Compatibility: Before purchasing or installing, always consult the 'Wiring Port & Communication Matching Table' to confirm compatibility with your specific VRF AC brand and wiring configuration (e.g., 3-wire systems for Fujitsu). This is crucial for proper function.
- Optimize Schedules: Utilize the programming mode in the Tuya Smart Life app to create energy-efficient schedules that align with your daily routine.
- Voice Commands: Familiarize yourself with common voice commands for your chosen voice assistant (Alexa or Google Home) to quickly adjust settings.
- Group Control: For homes with multiple WENZHI thermostats, use the group control feature in the app for centralized management.
10. Warranty and Support
The WENZHI BVRF-C001 thermostat is CE certified, ensuring it meets European safety, health, and environmental protection requirements.
For specific warranty information, technical support, or assistance with advanced settings and AC brand-specific requirements, please contact WENZHI Official Store customer service. Keep your purchase receipt for warranty claims.