Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your Beca BAC-005 Series Smart Home Thermostat. This programmable touch screen thermostat is designed for central air conditioning, fan coil units, and boiler heating systems, offering Wi-Fi connectivity for smart control.
Figure 1: Beca BAC-005 Series Smart Home Thermostat
Specifications
| Feature | Specification |
|---|---|
| Model Number | BAC-005-Air conditioner 2 pipes and WiFi (various models available for water heating, boiler heating, electric heating, 2-pipe, 4-pipe systems) |
| Wattage | 5A |
| Current Load | 5A for fan and 3A for valve |
| Accuracy | ±1°C |
| Set Temperature Range | 5-35°C |
| Room Temperature Range | 5-99°C |
| Display Temperature Range | 5 ~ 99°C |
| Ambient Temperature | 0~ 45°C |
| Ambient Humidity | 5 ~ 95 % RH (Non Condensing) |
| Storage Temperature | 0~ 45°C |
| Power Consumption | <1.5W |
| Timing Error | < 1% |
| Shell Material | PC +ABS (Fireproof) |
| Protection Class | IP20 |
| Communication | WIFI / RS485 / Modbus / Zigbee/Zwave |
| Certifications | CE, EAC, FCC, RoHS, ISO |
| Application | Hotel, Home, Apartment, Office, Household, Home office |
Dimensions
Figure 2: Thermostat Dimensions (131.0mm x 75.0mm front, 83.0±3.0mm x 60.0±2.0mm back box, 13.6mm depth)
Setup and Installation
Physical Installation
This product is suitable for standard 86mm wall box or European 60mm round box installations.
- Connect the wire of power and other equipment into the terminals.
- Fix the wall plate into the wall box by a screwdriver.
- Connect the LCD board into the wall plate.
- Finished.
Figure 3: Thermostat Installation Steps
Wiring Diagrams
Ensure all wiring is performed by a qualified electrician and in accordance with local electrical codes. The thermostat operates on AC95-240V 50~60Hz power supply.
For Water Heating (GA)
- Terminals 1 and 2 are for water valve.
- Terminals 3 and 4 are for 95-240VAC power supply.
- Terminals 5 and 6 are for external sensor. You do not need to connect without an external sensor.
For Boiler Heating (GC)
- Terminals 1 and 2 are for gas or water boiler.
- Terminals 3 and 4 are for 95-240VAC power supply.
- Terminals 5 and 6 are for external sensor. You do not need to connect without an external sensor.
For Electric Heating (GB)
- Terminals 1 and 2 are for electric heating equipment.
- Terminals 3 and 4 are for 95-240VAC power supply.
- Terminals 5 and 6 are for external sensor. You do not need to connect without an external sensor.
Figure 4: Reference Wiring Diagrams for Heating Systems
For Two Pipe Air Conditioner
- Terminals 3 and 4 are for 2/3 wired motorized valve.
- Terminals 5, 6 & 7 are for the three speed fan.
- Terminals 8 and 9 are for 95~240VAC power supply.
Figure 5: Reference Wiring Diagram for Two Pipe Air Conditioner
For Four Pipe Air Conditioner
- Terminals 1 and 2 are for heating valve.
- Terminals 3 and 4 are for cooling valve.
- Terminals 5, 6 & 7 are for the three speed fan.
- Terminals 8 and 9 are for 95~240VAC power supply.
Figure 6: Reference Wiring Diagram for Four Pipe Air Conditioner
Wi-Fi Connection
To connect your thermostat to Wi-Fi and control it via the app:
- Long press the "down arrow" button on the thermostat for 5 seconds. The Wi-Fi symbol will flash to indicate it's ready for connection.
- Open the smart home app on your smartphone.
- Navigate to "Small Home Appliances" and select "Thermostat (Wi-Fi)" to add the equipment manually.
- Enter your 2.4 GHz Wi-Fi network password.
- Confirm the indicator is blinking rapidly and proceed with adding the device.
- Once successfully added, you can control the thermostat from the app.
Video 1: Demonstrating Wi-Fi connection and app control for the Beca Smart Thermostat.
Operating Instructions
Home Screen Quick Reference
Figure 7: Home Screen Quick Reference
The thermostat features a touch screen interface with various indicators and controls:
- Mode: Cycle through different operating modes (e.g., heating, cooling, ventilation).
- Fan: Adjust fan speed (Low, Med, High, Auto).
- Power: Turn the thermostat On/Off.
- Up/Down Arrows: Adjust the set temperature or navigate menu options.
- Manual/Time: Switch between manual control and programmed schedule.
- Wi-Fi (AP): Indicates Wi-Fi connection status.
- COOL Weather: Displays current weather conditions (if connected to internet services).
- Humidity: Shows current room humidity.
- Heating/Cooling Indicator: Displays current operating state.
- Lock: Indicates if the screen is locked.
- Period/Week/Program Mode: Used for setting and viewing programmable schedules.
Setting Temperature
Use the Up and Down arrow buttons to adjust the desired set temperature. The current set temperature will be displayed prominently on the screen.
Programming Schedule
The thermostat supports programmable schedules. Refer to the detailed programming instructions in the full digital manual for setting daily or weekly schedules to optimize energy usage and comfort.
Maintenance
- Cleaning: Gently wipe the thermostat screen and casing with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Inspection: Periodically check the wiring connections to ensure they are secure.
- Software Updates: Ensure your smart home app is up-to-date for the latest features and security enhancements.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Thermostat not powering on. | No power supply or incorrect wiring. | Check power connections and ensure correct wiring according to the diagrams. Verify circuit breaker. |
| Wi-Fi connection fails. | Incorrect Wi-Fi password, 5GHz network, or weak signal. | Ensure you are connecting to a 2.4 GHz Wi-Fi network. Double-check the password. Move the thermostat closer to the router or improve Wi-Fi signal strength. |
| Temperature not changing. | System mode incorrect, fan setting, or external sensor issue. | Verify the thermostat is in the correct mode (heating/cooling). Check fan settings. If an external sensor is used, ensure it is properly connected and functioning. |
| Screen unresponsive. | Temporary software glitch or screen lock engaged. | Try restarting the thermostat by cycling power. Check if the screen lock feature is active. |
User Tips
- For optimal energy savings, utilize the programmable scheduling feature to adjust temperatures when you are away or asleep.
- Ensure your Wi-Fi network is stable and provides good coverage to the thermostat for reliable smart control.
- Regularly check the smart home app for updates to ensure compatibility and access to new features.
Warranty and Support
Beca provides a 24-month warranty for this product from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. For technical support or warranty claims, please contact your retailer or Beca customer service.
For further information, you may refer to the official Beca website or contact their support channels.
