3 Function
System information
This device is a product of the KNX system and complies with the KNX directives. Detailed
technical knowledge obtained in KNX training courses is a prerequisite to proper understanding.
The function of this device depends upon the software. Detailed information on loadable soft
ware and attainable functionality as well as the software itself can be obtained from the
manufacturer´s product database. Planning, installation and commissioning of the device are
carried out with the aid of KNXcertified software. The latest versions of product database and
the technical descriptions are available on our website.
Intended use
Operation of loads, e.g. light on/off, dimming, blinds up/down, brightness values, tempera
tures, calling up and saving light scenes, etc.
Measurement and feedback control of the room temperature
Mounting only in the wall box listed under Mounting
4 Operation
Operating a function or load
Depending on the programming, a button can have up to three functions assigned to it –
upper/left, lower/right, entire surface. Operation depends on the specific function.
o
Switching: Short press on button.
o
Dimming: Long press on the button. The dimming process ends when the button is
released.
o
Move Venetian blind: Long press on button.
o
Stop or adjust Venetian blind: Short press on button.
o
Call up light scene: Short press on button.
o
Save light scene: Long press on button.
o
Set value, e.g. brightness or temperature setpoint: Short press on button.
Operating modes and icons
The device compares the current room temperature with the setpoint temperature and controls
heating or cooling devices according to the current demand. The setpoint temperature depends
on the current operating mode and can be changed by the user, depending on the program
ming. The operating modes and the current controller status are shown in the display.
ó
: Operating mode Comfort
ô
: Operating mode Standby
õ
: Operating mode Night
ö
: Operating mode Frost/heat protection. At temperatures below 41 °F
(5 °C), the icon flashes.
÷
: Dew point operation display; controller is disabled
óõ
: Comfort extension Night
óö
: Comfort extension Frost protection
Ü
: Information mode is active. When the button is pressed, the display shows a text for the trig
gered function.
òñ
...
: Fan controller with fan level display.
ë
= Fan off.
ÝÞ
...
â
: Heating mode with display of the heating stage
ãä
...
è
: Cooling mode with display of the cooling
é
: Energy requirement; currently there is heating or cooling.
þ
: Operating display for switching channels 1...4 switched on:
øùúû
or
ýüþ
Û
: Buttons disabled
0
: No setpoint shift
...– – 0
or
0 – –...
: Setpoint temperature reduced or increased manually
2/8
Room controller display module 2-gang
82574805
J0082574805
29.06.2017
