TF228WN

220 VAC, Fan Coil Control

General Information :

The TF228WN digital thermostat is designed for 3-speed fan and valve control in a fan coil system, including:

  • 2-pipe cool only/heat only/manual changeover
  • Ventilation mode
  • Manual or automatic 3-speed fan control

Water valve control

  • Besides the basic controls, TF228WN featuring CPH (Cycle Per Hour) better maintains the room temperature to the set-point and memorized time off function can automatically turn off the thermostat to save energy.

Power supply: 220(+10%,-15%)VAC, 50Hz
Control: PI, On/off output
Accuracy: ±1°C at 21°C
Rating capacity: 3A for fan load,

2A for zone valve

Protection class: IP20
Set point range: 10 ~ 32°C
Display range: 0 ~ 37°C
Ambient operating limits: 0~ +49°C
Ambient storage limits: -30 ~ +49°C
Humidity limits: 5~90% RH, non-condensing

  • Memorized time off.
  • Cycle Per Hour (CPH).
  • Random startup.
  • LCD display with simple user interface.
  • Room temperature or setpoint temperature display selectable.
  • Manual or automatic fan speed selectable.
  • Temperature units in either °C or °F
  • User setting can be stored with power loss.
  • Freeze protection available.
  • Four keypad lock options.
  • Heating and cooling setpoint limitation.
  • Flush mount on

Documentation:

Catalog :

TF228WN-Catalog

CE

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