Model 405 nm NO
2
/NO/NO
x
Monitor Manual Rev. D
11
4.
THE MENU
The instrument menu is accessed using the Select switch on the front panel of the
instrument.
To reach the menu, hold in the Select switch (for up to several seconds) until the
display shows:
Menu
.
Then release the switch. The panel will now display:
Menu
Dat Avg Cfg Mod Zer
where
Dat
,
Avg
,
Cfg, Mod
and
Zer
are submenus that may be selected. A blinking
cursor will show across the
D
of the
Dat
submenu. The Select switch may be rotated
clockwise or counterclockwise to move the cursor under the first letter of one of the
other submenus. To select a particular submenu, move the cursor under the first
letter of the submenu and click (press in) the Select switch. To exit the Main Menu
and begin making measurements again, select and click on the left arrow (
). Note
that “
” always takes you up one level in the menu.
A diagram of the menu structure and detailed explanations of each of the submenus
are given below.