Page Page 5-14 5-14 LASAIR LASAIR II II Operator’s Operator’s ManualManual
Chapter 5: SetupChapter 5: Setup
Setting Particle AlarmsSetting Particle Alarms
You can set as many as six particle alarms, one for each particle size channel.You can set as many as six particle alarms, one for each particle size channel.
Each alarm value has a corresponding “radio button” to enable or disable theEach alarm value has a corresponding “radio button” to enable or disable the
alarm. Pressing the Enter softkey, puts a “bullet” in the 1/0 field to enable thealarm. Pressing the Enter softkey, puts a “bullet” in the 1/0 field to enable the
alarm. Remember that you can turn offalarm. Remember that you can turn off allallthe alarms by turning off the Alarmthe alarms by turning off the Alarm
icons at the top-left of the screen.icons at the top-left of the screen.
To set an alarm for one or more particle channels:To set an alarm for one or more particle channels:
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With the Alarm Setup Screen for analog data displayed, press the Enter key toWith the Alarm Setup Screen for analog data displayed, press the Enter key to
enable the Edit Mode.enable the Edit Mode.
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TTab to ab to the Type field and the Type field and select either Differential Counts select either Differential Counts or Total Counts.or Total Counts.
NOTE:NOTE: The right tab key moves the cursor from the Alarm Enable Button, toThe right tab key moves the cursor from the Alarm Enable Button, to
the Audible Alarm Button, to the Type Count Button, to the Particle Alarmsthe Audible Alarm Button, to the Type Count Button, to the Particle Alarms
TTable. Pressing the right tab key able. Pressing the right tab key again will change the display to again will change the display to the Analogthe Analog
Alarms Screen.Alarms Screen.
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TTab to the ab to the Count field (N, N/ft.Count field (N, N/ft.
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, or N/M, or N/M
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).).
NOTE:NOTE: N, N/M,N, N/M,
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or N/ft.or N/ft.
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is selected in the Sample Setup Screen.is selected in the Sample Setup Screen.
44 Press Enter to activate the Count Field of Press Enter to activate the Count Field of your choice.your choice.
55 Use the arrow keys to move within the Use the arrow keys to move within the alarm table or to change aalarm table or to change alphanumericlphanumeric
values.values.
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Use the Enter key to initiate and confirm the change.Use the Enter key to initiate and confirm the change.
Pressing Enter also moves you into the Enable field, where the 1/0 field will bePressing Enter also moves you into the Enable field, where the 1/0 field will be
highlighted.highlighted.
Figure 5-8: Alarm Setup Screen, Particle Alarms PageFigure 5-8: Alarm Setup Screen, Particle Alarms Page