LaMotte DO 6 Dissolved Oxygen Meter - Manual (Page 7)

2.2 Keypad
The DO 6 meter has 6 keys on its splash-proof keypad; ON/OFF,
HOLD/ENTER CAL, MODE,
p and q keys. Some buttons have several
functions depending on its mode of operation.
ON/OFF – Powers on and shuts off the meter. The meter will start in
the measurement mode it was in when last switched off.
CAL – Activates the calibration mode for Percentage Saturation,
Concentration and Temperature calibrations.
Deactivates calibration or setup without confirming a value in
calibration mode.
HOLD -Activates/Deactivates freezing of the measured reading while
in measurement mode.
ENTER - Confirms the calibration values in Calibration mode and
the selections in the SETUP menu.
pq – Sets the calibration values during the Concentration and
Temperature calibration.
Scrolls through each SETUP and its sub group menu.
Set offset adjustments and configuration settings.
MODE - Selects the measurement option between DO Percentage
Saturation measurement; DO Concentration measurement and
Temperature measurement.
When pressed together with ON/OFF key during power on, SETUP
mode is selected. This menu allows meter customization with
preferences such as activating ATC selection, DO concentration
measurement unit selection, viewing of the last calibration data,
viewing of the electrode properties, selecting the auto power off,
resetting calibration data or meter settings back to factory default,
setting the offset adjustments, setting barometric pressure in Hg or PA
for barometric pressure compensation and setting of the salinity value
for salinity compensation.
6
ON
OFF
CAL
HOLD
ENTER
MODE