Touch Screen Thermostats TTH 8D-series






TTH 8D-series fan coil units touch screen thermostat is used for control room temperature in central air conditioning fan coil units system.

By comparing room temperature with setting temperature to open and close fan coil units and motorized valve in the end of air conditioning system, to achieve purpose of adjusting room temperature, comfort and saving energy.

TTH 8D-series touch screen thermostat uses microprogrammed control unit, large LCD display, LCD display mode: working mode (cooling, heating, ventilation), fan speed (high, med, low, auto).

Room temperature, setting temperature, time, 7 days 4 period program, timing turn on/off etc.


  • All thermostats in TTH 8D-series
    (TTH 8D1, TTH 8D2, TTH 8D3 and TTH 8D4)
    have the same functions, the difference is the front appearance.
  • Touch Screen with large LCD display
  • 3-speed (high, med, low, auto)
  • Output on/off
  • Key lock function
  • Power supply 230 Vac
  • Cooling 2-pipe or cooling/heating 4-pipe system for 2-wire motorised valve
  • Setting point range +5 to +35°C
  • Rated current 5A
  • NTC 10K thermistor sensing element
  • Accuracy +/-0.5 °C

On request

  • Modbus RS485

Download data sheet

Data sheet Touch Screen Thermostats TTH 8D-series.pdf

Download CE declaration of conformity

CE declaration of conformity Touch Screen Thermostats TTH 8D-series.pdf

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