Model 979 Series Helium Mass Spectrometer Leak Detector
2-14
DRAFT 9/15/03
2.6 First Menu Selection Screen
Touch the MENUS box on the Home screen to display the Main Menu screen (Figure 2-7).
The Main Menu screen displays the screens available for performing general set-up of the
979. Touching the BACK box from this screen displays the Home screen. Touching the
NEXT box calls up the Second Menu screen. Many menus contain toggle boxes that switch
between selections each time you touch them. The value or selection that is displayed when
you touch OK is what is set (Section 2.3.3 “Selecting Options in Touch Panel Screens” on
page 2-7). Other menus contain parameters. Change their values by following the proce-
dure in Section 2.3.2 “Changing Variables in Touch Panel Screens” on page 2-6.
The screens available through the Main Menu screen are described in this section.
Figure 2-7
First Menu Selection Screen
2.6.1 Calibrated Leak Set-Up
Touch the CAL LEAK SET-UP box to display the Calibrated Leak Set-Up screen, shown in
Figure 2-8. It is used to set the values of the Internal and External Calibrated leaks, to select
whether to use an internal or external calibrated leak standard for calibration, and to select
either FULL or FAST CALIBRATION mode.
Figure 2-8
Calibrated Leak Set-Up Screen
BACK
LEAK RATE
OUTPUT
CAL
TRANSFER
LEAK
SET-UP
REJECT &
AUDIO SET
POINTS
AUTO
SEQUENCER
SET-UP
RANGING
SET-UP
CONTROL
SET-UP
NEXT
POINTS
SET-UP
ROUGH
PUMP
SET-UP
LEAK RATE: X.XXE-XX atm-cc/sec
T.P. PRESSURE: X.XE-XX Torr
SYS INFO
MENUS
REJECT# 2,4
SYSTEM READY
979
ESC
DONE
INTERNAL LEAK VALUE: X.XE-XX
EXTERNAL LEAK VALUE: X.XE-XX
USE
INT
LEAK
OK
DN
UP
NXT
CALIBRATED LEAK SET-UP
BACK
LEAK RATE
OUTPUT
CAL
TRANSFER
LEAK
SET-UP
REJECT &
AUDIO SET
POINTS
AUTO
SEQUENCER
SET-UP
RANGING
SET-UP
CONTROL
SET-UP
NEXT
POINTS
SET-UP
ROUGH
PUMP
SET-UP
USE
FULL
CAL
Summary of Contents for 979 Series
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