DISPLAY & KEYS FUNCTIONS
A. Display
Figure 2: Active LCD screen
1.
WAIT-
This will be displayed when the
unit is still waiting for a stable
reading or end point sensing.
6.
AUTO-
AUTOLOCK mode indicator.
2.
BAT-
Low battery indicator.
7.
EFF(%)-
This will be displayed if the
user is viewing the efficiency
of the electrode.
3.
HOLD-
This will indicate that the
reading is frozen during
AUTOLOCK mode.
8.
pH/mV-
Unit and mode indicators.
4.
ATC/MAN-
ATC indicator will be displayed
if a temperature probe is
connected otherwise the MAN
indicator will be displayed.
9. Main display for pH, mV
and probe efficiency values
5.
STAND/SLOPE-
This indicator will flash if the
STAND or SLOPE is not yet
calibrated. This indicator will
remain lit-up if the STAND and
SLOPE have been calibrated .
10. Temperature and unit
display
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