Operation
Range Menu
3-8
Model 48
i
Instruction Manual
Thermo Fisher Scientific
The Main Menu contains a number of submenus. Instrument parameters
and settings can be read and modified within the submenus according to
their function. The concentration appears above the main menu and
submenus in every screen. The Service menu is visible only when the
instrument is in service mode. For more information on the service mode,
see “
Service Mode
” later in this chapter.
●
Use
and
to move the cursor up and down.
●
Press
to select a choice.
●
Press
to return to the Main Menu or
to return to the Run
screen.
XXLO W
CONCENTRATION
XXLO W
CO 15.80 ppm
x
SAMPLE 12:34 ALARM
x
MAIN MENU:
>RANGE
AVERAGING TIME
CALIBRATION FACTORS
CALIBRATION
INSTRUMENT CONTROLS
DIAGNOSTICS
ALARMS
RANGE AVG DIAGS ALARM
SERVICE
PASSWORD
The Range menu allows the operator to select the gas units, CO ranges,
and to set the custom ranges. The screens below show the range menu in
single range mode and dual/auto range modes. The only difference between
the screens are the words “HI” and “LO” to indicate which range is
displayed. For more information about the single, dual and auto range
modes, see “
Single Range Mode
”, “
Dual Range Mode
”, and “
Auto Range
Mode
” below.
●
In the Main Menu, choose
Range
Main Menu
Range Menu
RANGE:
>GAS UNITS ppm
RANGE 50.0
SET CUSTOM RANGES
RANGE AVG DIAGS ALARM
RANGE:
>GAS UNITS ppm
LO RANGE 50.0
HI RANGE 100.0
SET CUSTOM RANGES
RANGE AVG DIAGS ALARM