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Model: 700ASmart FCU Thermostat - Black backlight, and the brightness can be adjusted. - Manual mode / programming mode (timed and automatic). - WIFI or RS485 interface connection is optional. - Suitable for AC, EC, DC310V Fans. - 1-minute screen saver function. - Can control the opening and closing of the bypass valve - Front shell size: 86mm * 86mm * 12mm Versatile HVAC solutions with customizable options. See full specs for details. 
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Functions: 1. Core Control - Manages fan coils/valves for central AC (fan coil or duct systems) to regulate temperature. 2. Fan Speeds - Adjustable (Low/Med/High/Auto). *Auto speed varies with temp deviation (1°C=Low, 2°C=Med, ≥3°C=High). 3. Temp Setting - Adjust setpoint (15-30°C) via ▲/▼ buttons. 4. Modes - Manual: Constant operation at set temp. - Program: Auto on/off at scheduled times/temps for 3 periods (Mon-Fri, Sat, Sun). 5. Valve Logic (Cooling) - Opens if Current Temp ≥ Set Temp + Hysteresis; Closes if Current Temp < Set Temp - Hysteresis. Closed in Ventilation. 6. Child Lock - Locks buttons (▲+▼ hold 3s). 7. Advanced Settings - Accessed via ▲+▼ hold 5s in Off mode. 8. Screen Saver - Backlight off after 50s inactivity. |
