Data Points; C.9.2 Data Points - Siemens SIMATIC TeleControl DNP3 Configuration Manual

– Forced image mode (14)
– Locked (15)
C.9.2

Data points

The tab shows you information on the configures data points of the TIM.
Data points
● Data point number
Consecutive number
● Name & type
Name and type of the data point
When you hold the cursor over the column entries, additional properties of the data points
are displayed in tooltips.
● Type identifier
Type of the data point
● Object number
Object number of the ST7 data point
● Object group
Object group (DNP3 / IEC 60870-5)
● Data point index
Index of the DNP3/IEC data point
● Status
Occasion of transfer/status of TIM
● Current value
Currently saved value
● Historical value
Previous value
● Time stamp
Time stamp of the currently saved value
Configuration - DNP3
Configuration Manual, 11/2018, C79000-G8976-C508-01
Only ST7: When the send buffer is 80% full, the TIM switches to the forced image
mode.
To prevent a send buffer overflow, all data frames are treated as image frames. Send
buffer frames are also treated as image frames; the data is overwritten by newer data.
The send buffer is locked.
WBM of the TIM 1531 IRC
C.9 Telecontrol
185