Hach-Lange POLYMETRON 9240 Basic User Manual - Manual (Page 13)

3. Press the function key under the Up Arrow or Down Arrow option to scroll through the list of
available characters.
4. Press the function key under the Right Arrow option to accept the currently displayed character
and move to the next character.
5. Press the Enter function key to accept the complete field and move to the next data input field.
List element fields
This type of data entry is where a pre-defined list of available data values are available to the user
who must select the one which is applicable. Free-format text is not allowed.
1. For data elements such as these, press the function key under the Up Arrow option to scroll
forward through the pre-defined list or press the function key under the Down Arrow option to
scroll backward through the list.
2. When the required list element is displayed press the Enter function key to accept the data and
move to the next data input field.
Incremental value fields
These are fields where a value is displayed on the screen and the user has the option of increasing
or decreasing the value.
1. Use the Up Arrow function keys under the plus or minus symbols to adjust the value by 1.
2. On completion press the Enter function key, to accept the new value.
Measurement screens
Principal display
1. Sample being measured
2. Bar graph of measurement progress
3. Current measurement graph
4. Time
5. Current measurement and unit
6. Temperature
The options at the bottom of the screen will include three of the following:
• Hist - Selecting this option will show the most recent measurements along with the last grab
sample and verification details.
• Stop - Select this option to stop the current process on the analyzer. This could be a
measurement, verification or grab sample process. The option is only available when one of these
processes is currently running. You will be asked for confirmation (YES or NO) that you want to
stop the process.
• Start - Select this option to start the analyzer measurement process. This option is only available if
the analyzer has been stopped.
• Menu - This will bring up the main menu screen.
• Alarm - This option will appear flashing on the screen if any alarms have been set. Selecting this
option will take you to the alarms screen.
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