Hach DR/2010 - Page 41

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Note: Using group numbers for storing data points makes recalling the data
easier. Group numbers are “subdirectories” for different sets of samples.
3. ThesecondSetupMenuoptionisGroup: 0. A group number may be
assigned by the operator. A group number can be used for a set of
samples from a specific site, a specific date or samples tested by a
specific person.
To assign a group number, press
ENTER. Use the arrow or numeric
keys to enter a group number. Group numbers range from 0 to 999. If
you do not choose Auto Group ON or assign a group number, the
instrument will assign and store Group 0 to any values that are stored.
Press
ENTER to confirm the group number.
Press the
DOWN ARROW to scroll to the next option.
Note: Use the group and sample numbers to identify specific details of the
collected data. Analysts can be assigned specific group numbers to satisfy GLP
(good laboratory practice).
4. The next submenu option is LAMP: Momentary. To change the lamp
status, press
ENTER (if not, press the down arrow key). Use the ARROW
keys to toggle between Momentary and Constant On. Select one by
pressing
ENTER when the desired choice is flashing.
Constant On allows you to take readings without pressing the
READ
key each time; the instrument automatically measures the solution in
the sample cell. Use Momentary mode when operating on battery
power. The lamp is on for a short time only, saving battery power.
Press the
DOWN ARROW to scroll to the next option.
5. The fourth submenu is
I/O Options. To change the information in this
submenu, press
ENTER (otherwise press the DOWN ARROW key). Use the
ARROW keys to scroll through Baud Rate, Bits and Parity. To change
these settings, press
ENTER when the word is flashing in the display.
Then use the
ARROW keys to scroll through the choices. Press ENTER
when the correct choice is flashing. These settings should match the
settings of the printer, recorder, computer, etc.
The choices for baud rate are 9600, 4800, 2400, 1200, 600, 300.
The choices for bits are 8 and 7.
The choices for parity are None, Even, and Odd.
Press
EXIT to return to the Setup Menu.
6. Press the
DOWN ARROW keytogettotheDate option. To change the
date, press
ENTER.