KNX Technical Reference Manual
ABB i-Bus
®
KNX Yucus
170
This communication object is used for the room temperature displayed on the fresh air
page. If the group of objects does not receive the temperature value, there is no room
temperature display on the fresh air page.
12.39.3
Fresh Air mode – Control On/Off - Object no
Object name
Data type
Flags
FAF
:
Control on/off confirm
1 bit DPT 1.001
C
,
W
,
T
,
U
FAF
:
Control on/off request
1 bit DPT 1.001
C
,
R
,
T
This communication object is used to control the on/off of the fresh air system and obtain
feedback on the current states of the fresh air system. The fresh air page is a slave device;
therefore, the request is the output object, and the confirmation is the input object.