Hach BioTector B3500e, User Manual

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Section 2 Operator’s Manual
2.1 Software Screens and Software Menu Diagram
The BioTector is equipped with a built-in microprocessor, which has been programmed to enable the user to
control the instrument using just six buttons of its membrane keypad. By pressing the appropriate button, the
user can move through the various levels of the software menu.
The functions of the 6 keys on the membrane keypad are described below:
The ESCAPE
[

,

,
⇐ ]
key, which returns user to the previous screen, can also be used to cancel
programming entries. If the ESCAPE key is pressed for longer than 1 second the user returns to the main
menu.
The LEFT
[

,

]
and RIGHT
[

,

]
arrow keys are used for numerical entries and programming the
BioTector.
The UP [

,

] and DOWN [

,

] arrow keys are used for numerical entries and programming the
BioTector.
The ENTER [  ,
√
] key, which advances user to the next screen, is also used to enter programmed
settings in the BioTector.
The symbols used on BioTector LCD screen and their meanings are as follows:
<
Selector. Used to designate the menu item being selected.
*
Highlighter. Used to highlight an active or ongoing function of the BioTector.
_
Blinking Cursor. Used to indicate current user position when setting changes are
being made.
There are three main menu levels in BioTector in addition to the analysis graph, analysis data and reagent
status screens:
•
Level 1 – Operation: This level controls the basic operation of the BioTector and allows access to
the archives.
• Level 2 – Calibration: This level allows the user to run zero and span calibration cycles.
• Level 3 – Maintenance: This level allows the user to test the individual components of the BioTector
for diagnostics, to download data, to program the software functions and to program the system
specific settings in the BioTector.