Hach Polymetron 9500 Manual Del Usuario página 22

Figure 11 Keypad and front panel overview
1 Instrument display
2 Cover for secure digital memory card slot
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.
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.
5.2 Display
Figure 12 shows an example of the main measurement screen with a DO sensor connected to the
controller.
22 English
5 back key. Moves back one level in the menu
structure.
6 menu key. Moves to the Settings Menu from
other screens and submenus.
7 Directional keys. Used to navigate through
the measurement screens, menus, change
settings, and increment or decrement digits.