YSI 6000UPG - Manual (Page 42)

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Select the different functions in this menu to become familiar with the Discrete sampling mode.
Remember to use Esc or 0 to cancel functions or to back up to the previous display.
Select this option to start discrete sampling. After the initial sampling time interval has passed, data
will be displayed on the screen.
A single line of data can be logged to flash disk memory by pressing 1. (screen prompt reads
'1-LOG last sample').
A set of data can be logged to flash disk by pressing 2. (screen prompt reads '2-LOG ON/OFF'). A
message will be displayed that LOG is on, turn it off by selecting 2.
If installed, the turbidity probe face can be cleaned by pressing 3 (screen prompt reads ‘3-Clean
optics’).
Select Esc to exit discrete sampling.
Select this option to name the site of the sample if you intend to log data while discrete sampling.
Up to 31 characters can be entered, but only the first 8 will be used in naming the file after transfer
to a computer for analysis. The site description you enter will be displayed with the file name to
help you identify the file later.
Select this option to set the interval which will pass between samples. Enter the desired interval in
seconds. The default sample interval is 4 seconds.
Select this option to close any discrete sample file. A file is opened automatically whenever data is
logged to flash disk memory. When you exit discrete sample mode, you can close the file using this
function or you can leave it open and log to it later.
1. Start discrete sample
2. Site description
3. Sample interval
4. Close file
5. Set Auto-stop timer