Unihedron SQM-LU-DL, Operator'S Manual

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7.10 Data Logging tab
When the retrieval is complete, the file location will be shown in the “recent file” section. You can access that stored
file by pressing the file-folder icon to the right of that filename, the file contents will be shown in the text box at the
bottom of the “DL Retrieve” dialog window.
Ret. All (bin) Faster than “Retrieve all”. Press the “Ret. All (bin)” button to collect all recorded data points from the
SQM-LU-DL unit and store to a file. This action is available in firmware feature version 47 and above.
When the retrieval is complete, the file location will be shown in the “recent file” section. You can access that stored
file by pressing the file-folder icon to the right of that filename, the file contents will be shown in the text box at the
bottom of the “DL Retrieve” dialog window.
Retrieve Range Press the “Retrieve Range” button to collect recorded data points in a range defined by the next two
fields (start-range to end-range) from the SQM-LU-DL unit and store to a file. Depending on the number of data-points,
this action may take a long time.
The first record in the unit starts at 1.
The ending record is defined in the [
xxxx max] text displayed to the right of the end range. You can enter -1 into the
end-range field to indicate the last record. An ending range beyond the max will pull in data records that have not yet
been written to (odd values will be displayed).
When the retrieval is complete, the file location will be shown in the “recent file” section. You can access that stored
file by pressing the file-folder icon to the right of that filename, the file contents will be shown in the text box at the
bottom of the “DL Retrieve” dialog window.
Cancel Retrieve Press the “Cancel Retrieve” button to cancel a “Retrieve All” or ”Retrieve range” action.
Log one Press the “Log one” button to record a single record in the data log memory of the SQM-LU-DL. The data
log window will be instantly updated with the result of your action and point to the latest record.
Erase All The “Erase All” button calls up the “Erase” dialog window shown below
Figure 7.47: DL Erase dialog window
•
The total size of erasable memory and range of erase time is shown.
•
Pressing “Close” before the erasing starts will close this dialog window.
•
Pressing the “Erase all” button on this dialog window starts the unstoppable erase procedure. All data log records
will be removed from the SQM-LU-DL data log memory.
•
While the erasing is taking place, the dialog window shows the current status of time taken to complete the erasure.
7.10.1 Vector datalogger
The SQM-LU-DL can be setup for an all-sky survey of brightness data points. Refer to Figure 7.48 for key points.
Unihedron SQM-LU-DL Operator’s Manual -
20220119
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