5
5.
AUTO-
AUTOLOCK mode indicator.
6.
ATC/MAN-
ATC
indicator
will
be
displayed if a temperature
probe
is
connected
otherwise
the
MAN
indicator will be displayed.
7.
Each-
To delete a single set of data
from the data storage.
8.
All-
To delete all the data in the
data storage.
9. Main display for pH, mV and
probe efficiency values
10.
pH/mV-
Unit and mode indicators.
11.Temperature
and
unit
display
12.
Save-
To save a reading into the
data storage.
13.
Recall-
To recall data from the data
storage.
14.
Full-
This will indicate that all 50
data storage sites are used
up.
15.
EFF-
This will be displayed if the
user is viewing the efficiency
of the electrode.
16.
Delete-
To delete stored data.
17.
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.
B. Keys
M
ea.
E
ff
.
S
tand
S
lope
M
ode
C
lear
On/Off-
Powers on and shuts off the meter.
Mode-
Selects display mode. Pressing this key changes the
display sequentially to display pH-AUTOLOCK,
mV-AUTOLOCK, pH, mV, Recall and Delete
interface.
In “Recall” and “Delete” modes, press this key to exit
“Recall” and “Delete” modes respectively.
In “calibration”,press “Mode” key to exit calibration
mode.
