The FT-66 is a modern LCD controller optimized for hotel guestrooms and intelligent office spaces. It features specialized inputs for occupancy sensors (Keycard) and high-visibility status icons, focusing on maximizing energy savings without compromising guest comfort.   Item No.: FT-66(BACnet or Modbus Optional) Display: Large-character digital LCD with clear, high-contrast readout. Durability: Robust interface designed for high-traffic commercial use. System Compatibility: Designed for 2-pipe or 4-pipe Fan Coil Units (FCU) Precision Control: Proportional-Integral (PI) valve control via 2-point or 0–10V modulating output Fan Motor Support: Compatible with traditional 3-speed fans or high-efficiency EC motors Scheduling: 7-day, 4-period programmable internal clock for independent operation BMS Communication: Optional BACnet MS/TP or Modbus RTU protocol for seamless system integration Data Security: Non-volatile memory retains all program settings and setpoints during power outages Security Feature: Integrated Child Lock to prevent unauthorized local tampering Smart Sensing (Optional): Supports External Temperature Sensors and Occupancy (Hotel Card) Sensors IoT Connectivity (Optional): Integrated WiFi module for remote App control and cloud management