7
Maintenance
The sensor should regularly be checked for dirt and cleaned, if required.
Due to safety reasons, the sensor should always be dis-
connected from the bus current when performing maintenance
and cleaning works (e.g. by deactivating/removing fuse).
Transmission protocol
Abbreviations
Flags:
C Communication
R Read
W
Write
T Transmit
U Update
Listing of all communication objects
No. Name
Function
DPT
Flags
0
External measured value for temperature Input
9.001
C W
1
Internal measured value for temperature
Output
9.001
C R T
2
Total measured value for temperature
Output
9.001
C R T
3
Request min./max. measured value for
temperature
Input 1.017
C
W
4
Minimum measured value for
temperature
Output
9.001
C R T
5
Maximum measured value for
temperature
Output
9.001
C R T
6
Reset min./max. measured value for
temperature
Input 1.017
C
W
7
Temperature sensor malfunction
Output
1.001
C R T
9
Temp. threshold value 1: Absolute value
Input / Output
9.001
C R W T U
10
Temp. threshold value 1: (1:+ | 0:-)
Input
1.006
C W
