Optex SE-pH-D Instruction Manual page 39

Select [Span Adjustment] using
3
, and press
Input a span adjustment value.
4
Select a digit by
by
When a value outside the set range is entered, a short beep sounds.
Pressing
value to the factory default setting.
By pressing
During adjustment a progress bar is
displayed.
When completed, the display returns
to the measurement value display.
.
and value
, and press
simultaneously while entering a value resets the
or , the value returns to the one before changing it.
.
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