27
Transfer protocol
Sensor with Cala KNX display
• Version: 13.03.2017 • Technical changes and errors excepted.
6.
Transfer protocol
Units:
Temperatures in degrees Celsius
Air humidity in %
Absolute air humidity in g/kg and/or g/m
3
CO
2
content in ppm
Variables in %
6.1.
List of all communications objects
Abbreviation flags:
C
Communication
R
Read
W Write
T
Transfer
U
Update
No. Text
Function Flags
DPT type
Size
Display and user interfaces
(objects 1-55)
for all models
1
Software version
Output
R-CT
[217,001]
DPT_Version
2 bytes
21
Date / time
Input
-WCT
[19.001] DPT_-
DateTime
8 bytes
22
Date
Input
-WCT
[11.1] DPT_Date
3 bytes
23
Time
Input
-WCT
[10.1] DPT_-
TimeOfDay
3 bytes
25
Screen brightness in %
Input
RWC-
[5.1] DPT_Scaling 1 byte
26
Screen save (1=ON | 0=OFF)
Input
RWC-
[1.1] DPT_Switch
1 bit
27
Screen saver illumination (1=ON |
0=OFF)
Input
RWC-
[1.1] DPT_Switch
1 bit
28
Screen saver wait time in seconds
Input
RWC-
[7.005] DPT_-
TimePeriodSec
2 bytes
29
Screen no touch wait time in
seconds
Input
RWC-
[7.005] DPT_-
TimePeriodSec
2 bytes
30
Display language
Input
RWC-
[234.001]
DPT_LanguageC-
odeAlpha2_ASCII
2 bytes
31
Button tone (1=ON | 0=OFF)
Input
RWC-
[1.1] DPT_Switch
1 bit
34
Switch Light 1 on/off
Input/
Output
RWCT [1.1] DPT_Switch
1 bit
35
Dim Light 1
Output
R-CT
[3.7] DPT_Con-
trol_Dimming
4 bit
Summary of Contents for Cala KNX AQS/TH
Page 2: ......
Page 6: ...4 Clarification of signs...