VS Series Helium Mass Spectrometer Leak Detectors
DRAFT 4/23/15
2-5
2.2 Screens
The leak detector display is used for the initial set-up and configuration of the leak detector.
Once the leak detector is set up and configured for a specific application, basic operation is
controlled primarily using the TEST and VENT buttons on the leak detector and the Home
screen Zero button (Section 2.2.2 “Home Screen” on page 2-7).
2.2.1 Basic Functions
Table 2-1 Screen Basic Functional Items
Item Function
Using the Calibrate button as an example, LEDs light when
the button is selected and activated.
Press Done to exit a screen.
Using a leak value as an example, press the value button and
a k
eypad appears for entering values.
Using External Leak Value as an example, these keypads
ap
pear wherever values are entered. Enter the values with
the keypad and press OK.
The keypad values are dictated by the data required on the
pa
rent screen. For example, if entering a leak rate value, the
system places an E or - sign in for the exponent.
Press:
❑ Clear to clear the display.
❑ Cancel to close the keypad screen without saving.
❑ OK to close the keypad and save.
Appears on screens more than one level from the Home
screen. Press this butt
on to return directly to the Home
screen.
Used to increment/decrement values.
Saves all values on the screen and exits to the
next higher
screen.
Moves you between menu selection screens when there
is
more than one screen of choices.
Table 2-1 explains the basic on-screen functions used to enter or manipulate values.
EXTERNAL LEAK VALUE:
ATM-CC/SEC
5.0E-9
CLEAR
CANCEL
OK
1234
5678
*90-/+
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