H87.0.0X.6C-01
Operating manual G 7500 Series
page 24 of 34
the channel is active and the alarm function is
activated. The device will show ‘A’ in
the status line, even if the alarm activity is off.
7.1.4 logger
Three different functionalities can be set
not activated
cyclic
on keypress
7.1.4.1 not activated
The logger is not active, USB settings an channel calibration can be used.
7.1.4.2 cyclic
When the logger started, each channel will be recorded. The logging interval is in
seconds. On record start, a new folder will be created in the mass storage memory
(e.g. the logger was started 31
st
December 2020 at 19:11, a folder
\DATA\20201231\1911\ will be created). In this folder the channel settings (JSN file)
and the measured values (CSV file) are stored.
When the logger is set to on, channel settings can no longer be changed or
calibration can no longer be performed. The device can no longer be turned off by the
on/off button, instead the device menu will be shown.
To start the logger in the normal display the F1-key will be entitled with
“start”.
When the logger is running, the F1-key will be entitled with
“stop” and can be stopped
by pressing the F1-key.
7.1.4.3 on keypress
With
“on keypress” one measuring will be added to the files inside the HISTORY
directory. A location is also stored to this dataset, this can be selected from a list.
The location description can be set via COM port interface command (see above).
The location description must only contain ASCII-letters and numbers, no special
characters. Up to 22 letters can be used for the location description. The maximum
length of the location list is 20 entries.
The description text can also be changed directly in mass storage device. The folder
LOCATION contains 20 *.LOC files that can be changed with every text editor. After
changing the device must be restarted to read in the files.
In display mode the F1-key will be entitled with
“logger”, on each keypress of the F1-
key one dataset is stored. During the saving progress the F1-key will be entitled with
“wait…”
7.1.5 pH channels and O2/cond. channels
When set to ‘inactive’ all depending channels are turned off.
All these channels will no longer be shown in the display.
In any logger recording an error message will be stored for inactive channels. Only
one of these options can be set to ‘inactive’.
