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Adixen ASM GRAPH D+ - Activate;Deactivate the Helium Pollution Prevention; Date - Time - Language - Unit

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C
570
Date -
Time
-
Language
- Unit
1/
1
GB 00270 -
Edition
04 -
June
08
A help for control panel utilization/access.
Operating principle of the control panel
C
110
Access
to level 4 - Password
C
130
Setting
and
maintenance
part
presentation
of the control panel
Access
to
parameters
and
parameters
active
depending on authorization
C
120
Summary
of screens
Complete displays list with
access
way and
associated
sheet
C
140
Purpose
The
helium pollution prevention function
prevents
the
detector
from
being polluted by helium when the part or installation to be tested
contains
a lot of helium.
Leak detector
in
test
mode, if the signal
increases
quickly above
depollution reject point, the cycle is automatically ended and the leak
detector stays
in
stand-by
mode until the helium has decreased.
Note:
There
is no
message
to inform the operator that the
detector
is
over again ready for a new test.
Note:
Helium pollution prevention
function not activated
+
Big quantity of Helium in
the pumped parts
=
Detector
polluted
Depollution
= Wait and pump a few hours (the best
solution is one night)
=
Purge
with N2 flow or air
flow
Note: When the
detector reaches
the 10
-4
mbar
threshold,
it
automatically pass in
gross
leak
test
mode.
Activate/Deactivate
the Helium pollution
prevention
2x
Adjustment
Adjustment
C
110
off
on

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