Advanced settings
43
7.4.3 Test mode
A hard vacuum test can be performed whenever one of the Gross Leak or Normal test
modes is turned on. The leak detector will automatically switch to the test mode selected
when the internal pressure reaches the cross over threshold.
Fig. 23: "Test mode" screen using a function key
7.4.4 Type of probe
A sniffer probe must be connected in order to work in sniffing.
2 models available: Standard probe and Smart probe, as an accessory (see 10).
See also Probe clogged set point (see 7.3.5).
7.4.5 Automatic Cycle End
This function allows automatic control of the roughing time and measurement time in a
hard vacuum test.
% He in the gas used 100 % 50 % 5 % 1 %
Leak rate displayed on
the leak detector without
COR
1·10
-8
Pa·m
3
/s
1·10
-7
mbar·l/s
5·10
-9
Pa·m
3
/s
5·10
-8
mbar·l/s
5·10
-10
Pa·m
3
/s
5·10
-9
mbar·l/s
1·10
-10
Pa·m
3
/s
1·10
9
mbar·l/s
COR value 1 2 20 100
Leak rate displayed on
the leak detector with
COR
1·10
-8
Pa·m
3
/s
1·10
-7
mbar·l/s
For quick access from the control panel, set a function key for [Mode]: (see 7.7.2).
By default, the leak detector is set to work in a hard vacuum test, in the most sen-
sitive test mode: this setting meets the majority of the operators' needs.
From the "Settings" screen, press [Test].
Mode Set the test mode.
From the "Settings" screen, press [Test].
Probe type Set the probe model used.
From the "Settings" screen, press [Test] [Cycle End].
Automatic cycle
end
Activate the function.
Function activated if ’automatic’ is set.
Roughing timer Setting optional if ’automatic’ is set.
Activate the control for the roughing duration.
Set the maximum roughing duration allowed.
If the control is activated and the duration expires (detector still in roughing) = part re-
jected.
Test timer Setting required if ’automatic’ is set.
Set the measurement duration.
When the duration expires, the measured leak rate is displayed.
Function to use to automate small production or carry out repetitive operations
with different detectors.
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