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6.6 PEAK / HOLD MENU
The MINI-SA can be set to display either the lowest and highest gas reading
(PEAK) or just the highest toxic gas or lowest oxygen reading (HOLD) during
use. To enter the PEAK/HOLD menu, depress the “SELECT” pushbutton
when the PEAK/HOLD menu is displayed as described in Section 6.2. The
following screen will appear:
SELECT MODE
PEAK HOLD
If neither pushbutton is depressed for fifteen (15) seconds after the above dis-
play appears, the unit will automatically return to the Operating Mode accom-
panied by a single “beep”.
6.6.1 PEAK
The PEAK feature allows the user to display both the lowest and highest
readings that were detected since the instrument was last turned on, or
since the readings were last reset.
In the SELECT MODE menu, depress the “PEAK” pushbutton. Then one of
the following screens will appear for fifteen (15) seconds displaying the high-
est reading since instrument turn on:
PEAK <gas> LEVEL
For Toxic Gases MAX = <_> ppm
RESET SHOW
PEAK PEAK
PEAK O
2
LEVEL
For O
2
MAX = 20.9%
MIN = 20.2%
RESET SHOW
PEAK PEAK
If neither the “RESET PEAK” or “SHOW PEAK” pushbutton is depressed,
the unit will return to the Operating Mode accompanied by a single “beep”.
If the “SHOW PEAK” pushbutton is depressed, the instrument will return to the
Operating Mode and display the peak values as follows on the appropriate screen: