Sondes
Section
2
YSI Incorporated
Drinking Water Monitoring Systems Operations Manual
2-40
DISCRETE SAMPLING
NOTE THAT THIS FUNCTION WILL NORMALLY BE USED IN DRINKING
WATER STUDIES
ONLY
DURING THE BREAK-IN OF THE SENSOR AFTER
RECONDITIONING.
Select
1-Discrete sample
from the Run menu. The Discrete sample menu will be displayed.
Select
2-Sample Interval
to type a number that represents the number of seconds between samples. The
maximum sample interval is 32767 seconds (9+ hours). The factory default sample interval is 4 seconds
and works best for most discrete sampling applications. See section 2.9.1 for more details.
Select
3-File
to enter a filename with a maximum of 8 characters. This is the file to which you will log
readings.
If you started sampling without entering a filename, the default name NONAME1 will be assigned to your
file. Whenever you press 1-LOG last sample or 2-LOG ON/OFF from the menu, NONAME1 will be
opened during sampling. If this happens, and you want to restart the file with a different name, press
5-Close file
and rename the file.
Select
4-Site
to assign a site name with a maximum of 31 characters. This allows you to enter the name of
the site where you are sampling.
When you select
5-Open File
, a file is opened and the number 5 changes to
Close File
. When you are
finished logging data to the file, press
5-Close File
and number 5 changes back to
Open File
.
Now select
1-Start sampling
to start discrete sampling.
After the initial sampling time interval has passed, (e.g. 4 seconds in the example above), sequential lines
of data (similar to that shown below) will appear on the screen.
------------Discrete sample------------
1-Start sampling
2-Sample interval=4
3-File=
4-Site=
5-Open file
Select option (0 for previous menu):
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