Product Description
Schneider TAC XENTA 721
The Schneider Electric TAC Xenta 721 is a versatile and programmable zone controller specifically designed for managing Fan Coil Units (FCUs) in HVAC systems. As part of the TAC Xenta family, it operates seamlessly within a LonWorks network, providing intelligent, distributed control for optimal comfort and energy efficiency. The Xenta 721 can function as a standalone unit or be integrated into a larger building management system (BMS). It features multiple inputs for sensors and outputs for controlling multi-speed fans and valve actuators, making it a reliable solution for modern climate control applications in commercial buildings.
Technical Specifications:
- Power Supply: 24 V AC ±15%, 50/60 Hz
- Inputs: 2 x Universal Inputs (for NTC thermistor, 0-10 V, or digital input)
- Outputs: 3 x Triac outputs for fan speed control (24 V AC, 0.5 A), 2 x Triac outputs for thermal valve actuators (On/Off or PWM)
- Communication Protocol: LonWorks TP/FT-10 (FTT-10A transceiver)
- Operating Temperature: 0 to 50 °C (32 to 122 °F)
- Mounting: DIN rail or flat surface mounting

Schneider TAC XENTA 721
Discover the Schneider TAC XENTA 721, a reliable LonWorks-based zone controller for Fan Coil Units. Enhance your HVAC system with this programmable controller for superior climate control and energy management.







