Digital thermostat TF243DN-S/U

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The TF243xx-S series digital thermostat is designed for 3-speed fan and modulating valve control in a fan coil system, including: • 2-pipe cooling only/heating only/manual changeover • Ventilation mode • Manual or automatic 3-speed fan control • Modulating water valve control • Besides the basic controls, TF243xx-S series provide Random Start-up Function to maintain power grid stability. • Memorized time off • Random startup • Remote temperature sensor optional • Energy saving mode optional • LCD display with simple user interface • Room temperature or setpoint temperature display select-able • Manual or automatic fan speed selectable • Temperature units in either °C or °F • User setting can be stored when power loss • Freeze protection function available • Keypad lock options • Heating and cooling setpoint limitation