Model 979 Series Helium Mass Spectrometer Leak Detector
2-12
DRAFT 9/15/03
2.5 979 System Information Screen
The System Info screen, shown in Figure 2-6, displays details of the current leak detector
set-up and operating conditions. The left-hand column displays filament status, reject set
point status, turbo status, gross leak configuration, auxiliary rough pump set-up, auto
sequencer status, and audio set point status. The right-hand column displays the calibrated
leak setting, leak rate range settings, and the sensitivity configuration. Table 2-4 describes
the displayed system information in detail.
Figure 2-6
System Information Screen, Typical Display
A touch screen box labeled BACK is located on the lower right-hand of the System Info
screen. Touch this box to return to the 979 Home screen.
a
Table 2-4
System Information Screen Conditions
CONDITION
DISPLAY
DESCRIPTION
AUDIO SET POINT
AUDIO SET POINT: ACTIVE
Audio Set Point is active.
AUDIO SET POINT: INACTIVE
Audio Set Point is inactive.
AUTO SEQUENCER
AUTO SEQUENCER: ON
Auto Sequencer (automatic test cycle)
is enabled.
AUTO SEQUENCER: OFF
Auto Sequencer (automatic test cycle)
is disabled.
CALIBRATED LEAK
INT CAL LEAK
System is set up to calibrate to the
internal standard leak.
EXT CAL LEAK
System is set up to calibrate to an
external standard leak.
BACK
SYSTEM INFO
FIL 2 ON
REJECTS# 1,2,3,4
GROSS LEAK INSTALLED
ROUGH PUMP: ROUGH ONLY
AUTO SEQUENCER: OFF
INT. CAL LEAK
AUTO RANGING
RANGE STOP: -7
HIGH SENS
LEAK RATE: X.XXE-XX atm-cc/sec
T.P. PRESSURE: X.XE-XX Torr
SYS INFO
MENUS
REJECT# 2,4
SYSTEM READY
979
Summary of Contents for 979 Series
Page 139: ......
