CiDRA SONARtrac PW VF-100 - Manual (Page 202)

20836-01 Rev 04 Page 10-8
10.5.3 Data History
Data History function allows the user the option of selecting the
amount of transmitter Data History to be downloaded. (In Snapshot
mode only the last 24 hours of Data History is saved.)
These files can then be opened and analyzed using a spreadsheet
program.
Decimation allows the user to determine the frequency of data
points to be downloaded. For example, the user can decide to
download all data (decimation None), every other reading
(decimation 2), every 5
th
reading (decimation 5) or every 10
th
, 50
th
,
100
th
, 500
th
, or 1000
th
reading (decimation 10, 50, 100, 500, or
1000 respectively). In most cases none is selected.
Length allows for selecting the time duration to be downloaded.
Choices of everything, 1 day, 2, 5, 10, 30, 50, 100, 250, 500 days
are selectable.
Save As Text creates a text file of the data.
Save As Zip creates a zip file of the data.
Clear History erases the Data History from the transmitter.
10.5.4 Manage Files
Manage Files function allows the user to manage the files that reside
on the USB memory stick.
Delete File / Dir allows for deleting single files or directories from
the USB memory stick.
Erase All removes all files and directories on the USB memory
stick.
Disk Info lists the disk space available, used and total capacity on
the USB memory stick.
10.5.5 Set Date / Time
Set Time / Date allows the user to change the time and date that is
stored in the transmitter. The format of the date will be consistent with
the format (US, ISO8601, or Euro) selected during setup of the
transmitter.