Installation & Start-Up | 3-17
To highlight an item, scroll through the menu items until the small arrow-
heads point to your choice as shown in Figure 3-12. Up and down arrow
symbols displayed on the right-hand side of the screen indicate that there
are more menu items above or below the currently displayed items.
Once a menu has been accessed, use the arrow keys to scroll through the
menu until the desired item is highlighted. Press enter to select the menu
item. Depending on the selected menu item, more menus will be dis-
played or data may be entered. Follow the instructions on the display.
Except where otherwise noted:
• Press Enter Save changes and return to previous menu.
• Press Cancel To exit without saving when entering data.
(Any changes made will not be saved.)
To go back through previous levels, one level at a
time, until the display returns to the normal opera-
tion screen, when browsing the menu list.
Overview of display
The default display has four lines (Figure 3-13):
• Line 1 Sample concentration
• Line 2 Status message
• Line 3 Alarm message
• Line 4 Alarm value
There is also a series of dots after the “status” message that “beat” to indi-
cate the analyzer is functioning.
Figure 3-12.
Display showing alarm sub-
menu with arrowheads for
highlighting menu items.
Alarm
< High Limit >
Low Limit
Line indicates more
menu choices above or
below
Arrowheads indicate
highlighted menu
choice.
Figure 3-13.
Default normal operation
display.
70 ppm
Sampling . . .
High Concentration
70 ppm Limit
Line 1 - Concentration
Line 2 - Status message
Line 3 - Alarm message
Line 4 - Alarm value
Heartbeat
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