
Sondes
Section 2
YSI Incorporated
Environmental Monitoring Systems Operations Manual
2-50
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 will appear on the screen.
The following prompt will appear just below the screen header:
1-LOG last sample, 2-LOG ON/OFF, 3-Clean optics.
By entering
1–LOG last sample
, a single line of data can be logged to sonde memory and the following
message will be displayed:
Sample logged.
By entering
2-LOG ON/OFF
, a set of data can be logged to memory and the following message will be
displayed:
LOG is ON, hit 2 to turn it OFF, 3-Clean optics.
Press
2
again to terminate logging.
By entering
3-Clean optics
, if your unit has an optical probe, the wiper will clean the optical surface
.
The
3-Clean optics
portion of the prompt will only appear if an optical probe was installed and enabled.
Select
Esc
or
press
0
to exit discrete sampling.
UNATTENDED SAMPLING
Select
2-Unattended Sampling
from the Run menu. The Unattended sample menu will be displayed. Use
the following example to understand the unattended sampling option.
Example:
You are going to deploy the sonde for 2 weeks, collecting a set of
readings every 15 minutes. You start at 6:00 PM on July 17, 1996 and end the
============================================================
Temp Sal DOsat DO Depth pH NH4+ N NO3- N Turbid
C ppt % mg/L feet mg/L mg/L NTU
------------------------------------------------------------
*** 1-LOG last sample 2-LOG ON/OFF, 3-Clean optics ***
23.54 0.00 96.5 8.20 1.001 5.20 0.853 0.522 0.3
*** LOG is ON, hit 2 to turn it OFF, 3-Clean optics ***
23.53 0.00 96.5 8.20 1.001 5.20 0.856 0.520 0.3
23.53 0.00 96.5 8.20 1.000 5.20 0.854 0.521 0.3
23.53 0.00 96.5 8.20 1.000 5.19 0.852 0.522 0.3
*** 1-LOG last sample 2-LOG ON/OFF, 3-Clean optics ***
23.53 0.00 96.5 8.20 1.000 5.19 0.852 0.522 0.3
Sample logged.
Summary of Contents for 6 series
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