Hach DR 2800, Руководство пользователя, Страница: 33 / 96

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Standard Operations
5.4 Stored Programs
The DR 2800 Spectrophotometer contains more than 200
programmed procedures that you can access through the
Stored Programs menu.
5.4.1 Selecting a Stored Program
1. From the Main Menu, press
STORED PROGRAMS
to view an
alphabetical list of stored programs with program numbers.
2. Select the program number by name or use the arrow keys to
scroll through the list quickly and highlight the program or press
SELECT BY NUMBER
to search for a specific program number.
Use the alphanumeric keypad to enter the test number and
press
OK
.
3. Press
START
to run the program. After a program is selected,
the screen for that parameter will appear. The wavelength does
not need to be selected.
4. Follow the chemical procedures described in the corresponding
Procedures Manual.
5.4.2 Stored Program Options
1. From the Main Menu, select
STORED PROGRAMS
. Choose the
desired method and press
START
.
2. Press
OPTIONS
for Parameter Setup. Refer to Table 3 for
stored program descriptions.
Table 3 Stored Program Options
Options Description
Store Off/On
With
STORE ON
selected, all measurement data are stored automatically. With
STORE OFF
selected, no measurement data are stored.
% Trans/Conc/Abs Switches to % transmittance, concentration, or absorbance readings
Send Data icon Sends data to a printer, computer, or USB memory stick (Type A)
Timer icon
Functions as a stopwatch. It helps to ensure that the steps of an analysis are correctly timed (e.g.
reaction times, wait times, etc., can be exactly specified). When the specified time has elapsed,
an audible signal is emitted. The timer has no influence on the measurement program.