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Siemens
Web server OZW772... V6.0
CE1C5701en
Building Technologies
Trend functions
2015-10-12
5. To record outside temperature in this example, , the data point "Actual
value outside temp" is used under "0.2.230 Old Theater>Inputs" .
6. The trend settings and the resulting, maximum trend length and bus load is
displayed in the window. "Edit" displayed.
Click
to add up to a maximum of 100 data points.
To conclude, confirm settings with
OK
.
The trend is created and automatically started.
The query of a device is locked for one minute if a data point is unable to be read
three times in a row due to a communications fault with the device. Other data
points within the same trend as well as other trends are stilled queried.
The queries continues normally after the lock out expires.
Missing data points are listed in the trend file (.csv) with a "?".
The missing data points are displayed as a break in the curve for the trend graph.
Note