Pfeiffer ASM 340 - Advanced Settings: Graph and General Configuration; Graph Screen: Description, Settings, and Recording

Advanced settings
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7 Advanced settings
7.1 "Graph" screen
 Access the "Graph" screen by pressing .
7.1.1 Description
Monitoring and recording the leak rate and/or the inlet pressure.
Fig. 10: "Graph" screen
Scales (3), (4), (5) are adjustable by pressing the graph.
The operator can move the "measurement" window on the touch screen.
 Press the window and drag it to the chosen location.
7.1.2 Settings
 Access the graph settings menu by pressing the graph.
Display
Automatic scale The automatic scale is used to display the measured leak rate centred on 2 or 4 decades.
The scale varies according to the leak rate measured. When the automatic scale is acti-
vated, the scales set for the leak rate and pressure (Pressure) are no longer taken into
account.
1 Deleting/Viewing/Recording a plot
2 Plot of the tracer gas leak rate (in red)
3 Scale of the tracer gas leak rate (in red)
4 Time scale
5 Inlet pressure scale (in blue)
6 Inlet pressure plot (in blue)
7 Displaying/Hiding the measurement (see 6.1.8)
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3
6
4 5
1
2
1 Displaying/Hiding the measured leak rate
2 Displaying/Hiding the inlet pressure
3 Setting the recording time
4 Setting the inlet pressure scale
5 Setting the leak rate scale (If ’automatic’ scale is deactivated)
6 Screen scroll speed
7 Activating/Deactivating the automatic scale
8 Setting the automatic scale
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6
1
4
3
8
2
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