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Page 11 of 25 SPEX SamplePrep LLC 9.24.07
During the PRECOOL stage the TIME REMAINING line counts down the time for that stage in
5-second increments: 4:45, 4:40, 4:35, etc.
After the PRECOOL stage comes the first GRINDING stage, and the screen displays STATUS:
GRINDING. The TIME REMAINING line will display the time left in that grinding stage. If
there are 3 grinding periods, during the first one the CYCLES REMAINING line will display 3
OF 3, during the second the CYCLES REMAINING line will display 2 of 3, etc. In every stage
the TIME REMAINING line will count down the time left in that stage in 5-second increments.
For example, if you were running the program on the CURRENT SETTINGS screen displayed
on page 8, and you were 15 seconds into the second grinding period, this is what the STATUS
screen would display:
STATUS: GRINDING
Time Remaining: 1:45
Cycles Remaining: 2
RATE: 10
----------- I -------
PAUSE
RUN
STOP
RTN
STATUS SCREEN during a run
Between any two grinding periods is the COOL DOWN stage, displayed as STATUS: COOL
DOWN.
When the grinding program is complete, the START screen will display STATUS: RUN
COMPLETE, TIME REMAINING: 0:00, and (in the case of the program displayed on page 8)
CYCLES REMAINING: 0 OF 3.
While in the STATUS screen, the only parameter you can change is the RATE. It is changed by
touching the slider (I) and moving it to the left or right. Moving the slider to the left decreases
the rate. Moving it to the right increases the rate. As the rate changes, the number in the display
will change. Rate is the number of back-and-forth cycles per second of the impactor. Since the