Lightmeter LM10
5. Data logger
The data logger of the Lightmeter LM10L/LS has two operating modes. These modes can be
selected in the device settings under
Data logger
→
Logger
mode
.
5.1. Continuous measurements
In continuous mode the measured values are recorded with the specified measurement interval.
The recording can be started and ended using the
Record
button.
The display ″
DM″
appears in case of continuous measurement,
the following number shows the data set number.
By default the 10 second measurement interval is set, however, the interval can be varied between
0.25 seconds and one minute in the menu using the
Data logger
→
Sample
interval
function. For a
measurement interval of one minute, the operating time is extended with the power saving mode
to approx. one week.
5.2. Single-spot measurement
In the single-spot mode individual measured value ranges, e.g. for different light sources, can be
saved. Per data set a maximum of 20 measuring points can be accepted.
The data set can be opened and the individual measuring points can be accepted using the
Record
button. In the display the number of individual measuring points are displayed. The
dataset is closed automatically after the twentieth measuring point or it can be closed early by
pressing the
Record
button for two seconds.
″EP″
stands for single-spot measurement, followed by the
dataset number. After the ″#″-symbol the number of the
measuring point is displayed.
5.3. Data set management
The LM10 gives comprehensive information on all the data sets in the memory.
For this call up the menu
Menu
→
Data logger
→
Data memory
→
Displays
.
In the first line the number of the datasets in the memory is
displayed.
In the second line the recording type
″DM″
, continuous measu-
rement,
″EP″
single-spot measurement and the dataset
number, start time and date are displayed.
The statistical values of the data set can be called up using the
Record
button.
The navigation between the different datasets takes place
using the
Selection
button
previous
and the
Filter
button
back
.
Leave the display with the
On/Sound
button
Esc
.
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