| When thermostat is off, press fan speed button ( ) for 3secs to enter the parameter setup menu. You can shortly press fan button each time to see the menu list. | ||
| 1 | Sensor Callibraton | You can calibrate the room temperature by pressing up and down buttons. |
| 2 | Restart Temp. Setup | if the setup TEMP ≥ Room Temp+ Restart TEMP in heating mode, it will stop heating. The restart TEMP range is 1°C to 5°C. The default value is 1°C |
| 3 | Cool °C Limiting | Thermostats will off fan and valve at the same time based on the real limit setup temperature. For example; the setup temperature is 10°C and the limit setup temperature is 25°C, thermostats will not work when it reaches 25°C. |
| 4 | Heat °C Limiting | Thermostats will off fan and valve at the same time based on the real limit setup temperature. For example; the setup temperature is 30°C and the limit setup temperature is 25°C, thermostats will not work when it reaches 25°C. |
| To activate 3rd and 4th parameters, press and hold M and Up buttons for 5 sec when thermostat is on. It will appear “hr” icon on the screen. | ||
| 5 | Thermostatic Control | With this function you may choose to off fan with valves when the thermostat reaches the setup temperature or to keep working fan when valves are off.Valves and fan stop at the same time (default mode) Valves stop but fan keeps running |
| 6 | Memory Function | When power loss or turn off the thermostat, you may choose to momorize the set values and keep runing them when thermosat on again.This function is on, thermostat keep memorizing. This function is off, thermostat will not keep memorizing (default mode) |
| 7 | Key Card Function | You can activate the key card function by pressing up and down buttons. Key card output is normally open (NO) Key card output is normally close (NC) Key card is dissabled (default mode) |
| 8 | System Sellection | You can sellect the right system for your fan coil system. 2 pipe fan coil system4 pipe fan coil system |
You can chose the time when you turn of or turn off the thermostat. When you press on ( ) button it will show “TIMER OFF” on the screen. You can chose the hour you want it to be turned off by clicking on up and down buttons. Pressing on ( ) button again, it will show “TIMER ON” on the screen. You can choose the hour you want it to be turned on by clicking on up and down buttons.
You may get more information about the usage and setup of this model thermostat on our Youtube channel. Search for RT226-R4-B.
DOWNLOAD MANUALS:
Hexa CONTROL RT226-R4-BT FAN COIL THERMOSTAT DATA Sheet
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