Heatit Z-TRM2fx Installer Manual Download Page 3

3. CALIBRATION

In this mode you are able to adjust the displayed temperature. 
If the thermostat of some reason (or sensor) is not calibrated 
properly you are able to make minor changes to the 
temperature.  You are able to raise/lower the set point by up to 
4°C.  Confirm with Center (confirm) button.
This function is only available for the floor sensor and external 
room sensor. 

4. BRIGHTNESS

Use Left and Right (up and down) button to adjust the 
brightness between 0-9. Confirm with Center (confirm) button.

5. ADDING/REMOVING

To add or remove the thermostat to your home automation 
gateway, press Center (confirm) for 10 seconds.
The display will show OFF. Press Right (down) 4 times till you see 
Con in the display. Now start add/remove device in your home 
automation software. Start adding/removing mode by pressing 
Center (confirm) button for approximately 2 seconds. The icon 
will appear in the display. Adding/Removing Mode is indicated 
in the display by some “circling” LED segments in the display 
until the timeout occurs after 20 seconds or the module has 
been added/removed in the network. Confirmation will show 
Inc/EcL in the display. If adding/removing fails, Err (error) will 
appear.

6. HYSTERESIS (DIF) 

In this mode you are able to make changes to the hysteresis in 
the thermostat. This means that you can changes the hysteresis 
from 0,3°C up to max 3,0°C. Confirm with Center (confirm) 
button. Default setting is 0,5°C. When using a waterbased 
heating, the recommended hysteresis is a minimum of 1,0°C.

7. MIN/MAX TEMPERATURE SETTINGS

FLO   

Min Floor temperature

FHI   

Max Floor temperature

ALO  

Min Air/room temperature

AHI   

Max Air/room temperature

 

Confirm with Center (confirm)

8. HEA

 

   Choose whether the thermostat is to be used for heating  

 

or cooling.

ESC

  

Leaving programming mode. 

 

Confirm with Center (confirm) button.

9. STANDBY AND MAIN SCREEN

When the thermostat remains untouched for a while, it will 
automatically go to standby screen. Standby screen shows the 
temperature in the room or floor if the thermostat is connected 
to external sensors. By pressing Left or Right (up or down) 
button the setpoint will be shown in the display. 

10. DISPLAY ON/OFF - DON/DOF

Activate by pressing Left and Center (up and confirm) button for 
10 seconds. The display light is temporarily activated if one of 
the buttons is pushed.

In case doF is activated, the screen will be blank (can be used if 
installed where people are sensitive to the light of the display).  
A very nice feature when used in a bedroom. When touching 
the display, the screen lights up.

11. CHILDLOCK - LOC

By pressing Left and Right (up and down) buttons for 10 
seconds, child lock will be activated and no changes can be 
made. Trying to make changes causes the LOC text to appear  
in the display. Child lock is deactivated by pressing Left and 
Right (up and down) buttons for 10 seconds. OPn will appear  
in the display.

12. FACTORY RESET - RES 

By pressing buttons Right and Center (down and confirm) for 20 
seconds, the thermostat will perform a complete factory reset.
NB! Please use this procedure only when the primary controller/
gateway is missing or otherwise inoperable.

13. CO/ECO MODE

The thermostat has 2 main programs, CO – comfort mode and 
ECO - economy mode. When Center (confirm) button is pushed 
for 2 seconds you switch between the 2 modes. You would 
normally have 2 different set-points for the different modes. 

CO – mode: Is used for normal use. Example: 21°C.
ECO – mode: Is a setback mode that you can use if the 
thermostat is installed in a room or a house that is rarely used. 

The ECO-mode can also be activated by the pilot wire if this  
is connected. Example: 18°C.
Some gateways also support switching between CO/ECO mode. 
In most circumstances, the CO/ECO function can be regarded as 
a home/away function. 

14. ERROR CODES

 

Er1: 

Internal error

 

Er2: 

Z-Wave error

 

Er3: 

Internal error

 

Er4: 

Floor sensor error

 

Er5: 

External sensor error

If you have chosen F sensor mode without having a floor 
sensor connected, Er4 will be shown in the display. If you have 
chosen A2, and there is no external sensors installed, Er5 will be 
shown in the display. If the Er1, Er2 or Er3 error codes are shown, 
contact your local dealer or Thermo-Floor AS.

Summary of Contents for Z-TRM2fx

Page 1: ...ncrease reliability of the network On delivery the device does not belong to any Z Wave network The device needs to be added to an existing wireless network to communicate with the devices of this net...

Page 2: ...e in EU TF 056 HEATIN G L L N HEATIN G N PILOTW IR E FLOOR SENSOR EXTERNAL SENSOR 49 5mm 49 5mm Menu OFF Turns the thermostat off Sensors 1 F Choice of sensors Depending on your choice of sensors the...

Page 3: ...floor if the thermostat is connected to external sensors By pressing Left or Right up or down button the setpoint will be shown in the display 10 DISPLAY ON OFF DON DOF Activate by pressing Left and C...

Page 4: ...urity Heatit Z TRM2fx is able to operate in security S0 and S2 mode this requires that the device is added in security mode during the inclusion process It has a QR code label that can be used when th...

Page 5: ...he desired value VALUE DESCRIPTION 40 40 4 0 C 4 0 C Default is 0 0 0 C Parameter 13 Parameter Size 1 External sensor calibration NB To set a negative value use 255 and subtract the desired value VALU...

Page 6: ...us Information version 2 Yes Yes Device Reset Locally version 1 Yes Yes Powerlevel version 1 Yes Yes Firmware Update version 4 Yes Yes Multi Channel version 4 Yes Yes Basic version 2 Yes Yes Supervisi...

Page 7: ...om sensor 5 C 40 C Hysteresis 0 3 C 3 0 C default 0 5 C Switch Single pole switch Included in package Floor sensor Art no 54 301 07 Compatible with NTC sensors with values 10 12 15 22 33 and 47 k 25 C...

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