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Conductivity reading (unit: uS or mS )
or TDS reading (unit: ppt or ppm or mg/l)
Display temperature in either degree
Celsius or degree Fahrenheit
Freeze display
ATC to indicate auto temp. compensation
READY to indicate the reading is stable
low battery indicator
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POWR/SET KEY:
Press key to turn on and off the meter.
When the meter is on, hold down for > 2 seconds to enter setting
(SET)mode.
CAL/ESC KEY:
Press key > 2 seconds to enter calibration mode. While
in calibration or setting mode, press to return to previous mode.
HOLD KEY:
Press key to freeze current reading. Press again to
unlock. When the meter is off, press SET+HOLD simultaneously > 1
second to disable auto-sleep mode.
MODE KEY:
Press this key to switch Cond. & TDS. Press > 2 seconds
to manually set range. In setting or calibration mode, press to
increase value.
DOWN KEY:
Press to record current reading. In setting mode, press
to decrease the value.
ENTER KEY:
In setting or calibration mode, press to confirm and
enter next step.
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