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2
Mode-
Selects display mode. Pressing this key
changes the display sequentially to display
pH-AUTOLOCK,
mV
(RmV)-AUTOLOCK,
ION-AUTOLOCK, pH , mV (RmV), ion, Recall,
Delete One and Delete ALL. The calibration
values will not be affected by changing the
display modes.
In the calibration mode, press
“Mode”
key to
exit calibration mode.
In “Recall” and “Delete” modes, press
“Mode”
key to exit “Recall” and “Delete” modes
respectively.
3
Set/Clear-
In the measure mode, when the
“Set/Clear”
key is pressed for 5 seconds, all segments of
the LCD will be on. The meter clears all
calibration values stored in internal memory.
In the pH mode, press the
“Set/Clear”
key to
enter the buffer set selection screen.
In the ion mode, press the
“Set/Clear”
key to
enter the calibration point selection mode.
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On/Off-
Press and hold this key for 2 seconds to power
on and shut off the meter.
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Mea./Eff.-
This key is used to bring the unit out of the
AUTOLOCK condition when operating in the
pH-AUTOLOCK, mV (RmV) - AUTOLOCK or
ion-AUTOLOCK mode.
In the pH or ion measure mode, press and hold
this key for 5 seconds, the LCD will display the
efficiency of the electrode and the offset value.
In the ORP measure mode, press and hold this
key for 5 seconds, the LCD will display the
offset value of the electrode.
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Up & Down-
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.
In the ORP calibration mode, these two keys
are used to adjust the RmV display value.
In the “Set” mode, these two keys are used to
choose the corresponding settings.
In the “Recall” mode, view saved data and data
storage site number by pressing these keys.
In the “Delete One” mode, view to be deleted
data and data site numbers by pressing these
keys.
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