Hach Polymetron 9500, Руководство пользователя, Страница: 22 / 50

Figure 12 Keypad and front panel overview
1 Instrument display 5 back key. Moves back one level in the menu
structure.
2 Cover for secure digital memory card slot 6 menu key. Moves to the Settings Menu from other
screens and submenus.
3 home key. Moves to the Main Measurement screen
from other screens and submenus. On the graphical
measurement screen can be used to change the
graph settings.
7 Directional keys. Used to navigate through the
measurement screens, menus, change settings,
and increment or decrement digits.
4 enter key. Accepts input values, updates, or
displayed menu options. On the measurement
screen can be used to display diagnostic
information.
Inputs and outputs are set up and configured through the front panel using the keypad and display
screen. This user interface is used to set up and configure inputs and outputs, create log information
and calculated values, and calibrate sensors. The SD interface can be used to save logs and update
software.
Display
Figure 13 shows an example of the main measurement screen with a DO sensor connected to the
controller.
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