Table of Contents
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POWR/SET KEY: Press key to turn on and off the meter. When the
meter is on, hold down for >1 second to enter setting mode.
CAL/ESC KEY: Press to switch normal and calibration mode. While in
calibration, setting or recall mode, press to return to previous mode.
HOLD/REC KEY: Press key to freeze current reading. Press again to
unlock. Press >1 second to switch normal and recall mode. When the
meter is off, press SET+HOLD simultaneously >1 second to disable
auto-sleep mode
MODE/UP KEY: Press this key to switch pH and mV. In setting or
calibration mode, press to increase value.
MEMORY/DOWN KEY: Press to record current reading. In setting or
calibration mode, press to decrease the value
MAX/MIN/ENTER KEY: Press to view the max./ min. of the memory
in recall mode. In setting or calibration mode, press to confirm and
enter next step.
LCD
pH reading in unit pH or mV
1
Low battery indicator
2
READY to indicate the reading
3
is stable
4
Review maximum and
minimum record
5
Freeze display
Meter is in recall mode
6
7
Total numbers of records
Real time clock
8
The meter is in auto temp.
9
compensation status
10
Temperature unit. oC or oF is
selectable
11
Meter is in calibration mode
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