Operation - Particle Mode
5HY 4-17
SETTINGS
The instrument can be configured to count in different modes and
formats as shown in Figure 4-18.
Figure 4-18 Sample settings screen
COUNT MODE
The following modes are available: Auto, Manual, Beep and
Concentration.
• AUTO - When the instrument is in Automatic Mode and the
START button is pressed, the instrument will start counting
particles automatically according to the Sample Time, Hold Time
and the number of Cycles that are configured. If Cycles are set to 0,
the instrument will continue indefinitely in Auto Mode until the
STOP button is pressed.
• MANU (Manual Mode) - When the instrument is in Manual
Mode, it will start counting when START is pressed and stop at the
end of one programmed Sample Time.
• CONC (Concentration Mode) - When the instrument is in
Concentration mode, it gives a calculated value of the concentration
of particles in a volume of air, measured and displayed on the
MAIN screen in either counts per cubic foot or per cubic meter.
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