sewerin EX-TEC Combi, Operating Instructions Manual

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23
3 Measuring operation
3.7 Short-term value alarm (KZW), long-term value alarm (LZW),
minimum and maximum values (MIN/MAX)
briefly press the on/off key in
gas-warning mode

MIN/MAX - minimum and maximum values
Often it is only the display of the minimum or maximum con-
centrations encountered so far that is of interest. These can be
displayed for all gases since the last time the instrument was
switched on.
MIN value (Example: CO
2
)
the minimum concentration
value (e.g. 0.25 %VOL) since
the last time the instrument
was switched on is displayed
MIN appears in the LCD
pressing the arrow-up key
brings you to the next display



MAX value (Example: CO
2
)
the maximum concentration
value (e.g. 0.75 %VOL) since
the last time the instrument
was switched on is displayed
MAX appears in the LCD


pressing the arrow-up key
brings you to the next display
