![Siemens OZW672.01 Commissioning Instructions Download Page 115](http://html.mh-extra.com/html/siemens/ozw672-01/ozw672-01_commissioning-instructions_383479115.webp)
115 / 143
Siemens
Web Server OZW672... V6.0
CE1C5712en
Building Technologies
Trend functions
2015-10-13
The data points within a Trend are all queried at the same interval.
The entire path for a data point is always displayed simply identifying the source of
the data point.
Data points can be moved within the list.
Simply left-click the sort symbol
for the data point and keep it pressed until the
data point is moved to the new position.
A single left-click of the waste can symbol
deletes the data point from the data
point list without additional confirmation.
8.2.5 Manage Trend memory
A fixed memory (flash) size is assigned to each Trend channel. Trend channel 1
has more memory and is particularly well suited for long-term Trending with a
number of data points, or a high query interval.
·
Trend channel 1: 14 MB
·
Trend channel 2…5: 2 MB
The read data is written first to RAM while Trending. It is transmitted to flash
memory every 60 minutes. A maximum of one hour of Trend data is lost in the
event of a power outage.
8.3 Send Trend data by e-mail
Trend data can be sent as an appendix by email.
Settings to send Trend data by e-mail are entered in the following area:
1. In primary navigation, click
Home.
2. In secondary navigation, click
0.x.y OZW… .
3. Click
Settings
.
4. Click
Trend
.
In secondary navigation, the menus
Trend channel 1…5
and
E-mail receiver
are now available.
Note
Sort data points
Delete data points from
the list