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Display and Key Functions
A. Display
1. WAIT
This will be displayed when the unit is
still waiting for a stable reading or end
point sensing.
2. BAT
Low Battery Indicator
3. pH
Unit and mode indicators
4. mV
Unit and mode indicators.
5. ATC/MAN
ATC indicator will be displayed if a
temperature
probe
otherwise the MAN indicator will be
displayed.
6. CAL
This will be displayed when the unit
enters into the calibration mode
Figure 2
is
connected
7. AUTO
AUTOLOCK mode indicator.
8. Buffer Selection
This indicator will flash if the unit is not yet
calibrated. This indicator will remain lit-up if
the unit has been calibrated.
9. LOCK
This will indicate that the reading is frozen
during AUTOLOCK mode.
10. EFF
This will be displayed if the user is viewing
the efficiency of the electrode. It is
recommended to use a new electrode when
the efficiency value is less than 75%.
11. Main display
For pH, mV and probe efficiency values
12. Secondary Display
For temperature in °C display
3
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