LaMotte SMART 2 Electronic Soil Lab - Manual (Page 18)

GENERAL OPERATING PROCEDURES
The operation of the SMART 2 Colorimeter is controlled by a microprocessor.
The microprocessor is programmed with menu driven software. A menu is a list
of choices. This allows a selection of various tasks for the colorimeter to
perform, such as, scan blank, scan sample, and edit test sequences. The keypad
is used to make menu selections which are viewed in the display. There are
three selections accessible from the MAIN MENU: Testing Menu, Editing
Menu
and PC Link.
n
THE KEYPAD
The keypad has 6 buttons which are used to perform specific tasks.
ON This button is used to turn the colorimeter on.
t
This button will cause the display to scroll down through a list of
menu choices. It will move through a list viewed in the display. It
will auto scroll when held down.
s
This button will cause the display to scroll up in a list of menu
choices. It will move through a list viewed in the display. It will
auto scroll when held down.
ENTER
Q
This button is used to select the menu choice adjacent to the “*” in
a menu viewed in the display.
EXIT This button is an exit or escape button. When pressed, the display
will exit from the current menu and go to the previous menu.
OFF This button turns the colorimeter off.
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SAMPLE HOLDERS
The sample chamber is designed for 25 mm round tubes. Additional sample
holders for 16 mm COD tubes and for 1 cm square UDV cuvettes are available
for the SMART 2 Colorimeter.
18 SMART2 SOIL MANUAL 1.07