Table of Contents
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Table of contents
Table of contents
1 About this document
2 Room thermostat: Overview
2.1
Buttons ......................................................................................
2.2
Status icons...............................................................................
3 Operation
3.1
Date and time ............................................................................
3.1.1
To set date and time ...................................................
3.2
Operation modes.......................................................................
3.2.1
To change the operation mode ...................................
3.2.2
To change the temperature setpoint ...........................
3.2.3
Automatic mode ..........................................................
3.2.4
OFF mode...................................................................
3.2.5
Program mode ............................................................
3.2.6
Timer mode.................................................................
3.2.7
Holiday mode ..............................................................
3.2.8
Reversible mode .........................................................
3.3
Other functionality .....................................................................
3.3.1
Button lock ..................................................................
3.3.2
Open window function.................................................
3.3.3
Dew prevention ...........................................................
3.4
User menu.................................................................................
3.4.1
To enter the user menu...............................................
3.4.2
To modify parameters in the user menu .....................
3.4.3
User parameters .........................................................
4 Temperature sensor calibration
4.1
To calibrate the temperature sensor .........................................
5 Maintenance
5.1
Maintenance safety precautions................................................
5.2
To clean the user interface........................................................
5.3
To replace the batteries.............................................................
6 Troubleshooting
7 Disposal
1
About this document
Thank you for purchasing this product. Please:
▪ Keep the documentation for future reference.
Target audience
End users
Documentation set
This document is part of a documentation set. The complete set
consists of:
▪ Installation manual:
▪ Installation instructions
▪ Format: Paper (supplied in the kit)
▪ Operation manual:
▪ Installation instructions
▪ Format: Paper (supplied in the kit)
Latest revisions of the supplied documentation may be available on
the regional Daikin website or via your installer.
The original documentation is written in English. All other languages
are translations.
Operation manual
2
2
Room thermostat: Overview
The EKRTRB room thermostat is a programmable, wireless digital
thermostat, designed to control your Daikin system, where comfort,
2
simplicity and energy saving go hand in hand. It is mainly used for
existing installations.
2
An optional external temperature sensor (EKRTETS) can be
2
connected to EKRTRB to be used as either a floor temperature
3
sensor or as an external ambient temperature sensor.
3
3
2.1
Buttons
3
3
Overview
3
4
4
4
4
5
6
a
6
6
d
e
6
6
7
7
7
a
Decrease button
b
Increase button
7
c
OK button
7
d
Left and right navigation buttons
e
Back button
8
f
Edit button
g
Button cover
8
Navigation —
8
▪ Select an operation mode.
8
8
▪ In program mode, cycle between the days of a program.
8
▪ In the parameter menu, select a parameter to modify.
8
OK —
9
▪ Confirm a selection.
▪ Confirm and save modifications to parameters, programs or date
and time (blinking green LED).
▪ Short press to light up the thermostat backlight when it has
become unlit.
▪ In OFF mode, press to display the current temperature and time.
▪ Override the open window function (if enabled).
The button contains an LED that may display additional information
about the system:
LED state
Red, fixed
Green, fixed
Red, blinking
Green, blinking
Decrease/Increase —
▪ Adjust the temperature setpoint.
▪ Adjust values in any of the deeper menus, the user menu or the
installer menu.
Back —
▪ Go back to a previous value or cancel an action.
▪ Press simultaneously with
b
c
d
f
g
Meaning
Heating demand
Cooling demand
Sensor or battery error
Confirm and save modifications
to activate the button lock function.
EKRTRB+EKRTETS
Room thermostat
4P677096-1 – 2021.10
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