5
3.
pH-
Unit and mode indicators.
9.
LOCK-
This will indicate that the
reading is frozen during
AUTOLOCK mode.
4.
mV (RmV)-
Unit and mode indicators.
10.
EFF-
This will be displayed if the
user
is
viewing
the
efficiency of the electrode.
5.
ATC/MAN-
ATC
indicator
will
be
displayed if a temperature
probe
is
connected
otherwise the MAN indicator
will be displayed.
11.
MAIN DISPLAY-
For pH, mV (RmV), ion and
probe efficiency values
6.
CAL-
This will be displayed when
the unit enters into the
calibration mode.
12.
SECONDARY DISPLAY-
For temperature in
℃
.
B.
Operational keys description
Figure 4
NO.
Key
Description
1
S
tand
Stand & Slope/Enter-
These two keys are used for pH, ORP and ion
calibration. For their specific functions, please see
the "calibration" section in each parameter.
In the measure mode, press
“Slope/Enter”
key
for 2 seconds to save reading into the data
storage site.
At the Recall interface, press
“Slope/Enter”
key
to display the last set of saved data.
In the “Delete All” mode, press
“Slope/Enter”
and
enters the selection screen.
In the “Delete One” mode, press
“Slope/Enter”
key to delete a single set of data.
Slope
Enter
