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 setpoint and memorized time off function can automatically turn off the thermostat to save energy.In addition, Honeywell Random start-up function would help to maintain power grid stability.
HTW-TF228WN Digital Thermostat AC220V Fan Coil Control Honeywell Brand
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