5
6.
CAL-
This will be displayed when the
unit enters into the calibration
mode.
12.
SECONDARY DISPLAY-
For temperature in
℃
.
B. Keys
M
ea.
E
ff
.
S
tand
S
lope
M
ode
C
lear
On/Off-
Press and hold this key for 2 seconds to power on
and shut off the meter.
M
ea.
E
ff
.
S
tand
S
lope
M
ode
C
lear
Mode-
1. Select display mode. Pressing this key changes
the display sequentially to display pH-AUTOLOCK,
mV (RmV)-AUTOLOCK, ION-AUTOLOCK, pH, mV
(RmV) and ion. The calibration values will not be
affected by changing the display modes.
2. In calibration mode, press
“Mode”
key to exit
calibration mode.
Set
Set-
1. In pH mode, press the
“Set”
key to enter the
buffer set selection screen.
2. In mV (Rmv) mode, press the
“Set”
key to enter
the hold/clear selection.
3. In ion mode, press the
“Set”
key to enter the
calibration point selection mode.
M
ea.
E
ff
.
S
tand
S
lope
M
ode
C
lear
M
ea.
E
ff
.
S
tand
S
lope
M
ode
C
lear
Up & Down-
1. In the pH/ORP/ION measure mode, these two
keys are used to manually enter the temperature
values. They have no effect on the unit when
operating in ATC mode.
2. In the ORP calibration mode, these two keys are
used to adjust the RmV display value. In the ion
calibration mode, these two keys are used to
select first point calibration value.
3.
In the SET mode, these two keys are used to
choose the corresponding settings.
S
tand
Slope
Enter
Stand & Slope/Enter-
1.
These two keys are used for pH, ORP and ion
calibration. For their specific functions, please see
the "calibration" section in each parameter.
2. In SET mode, the
“Slope/Enter”
key is used
to save the corresponding parameter selected.
