Metrohm 780 - Parts and Controls; Fig. 2: Front View of the 780 Ph Meter or 781 Ph;Ion Meter

1 Introduction
780/781 pH/Ion Meter, Manual
3
1.2 Parts and controls
Fig. 2: Front view of the 780 pH Meter or 781 pH/Ion Meter
1
LCD display
3
Main function keys
2
On/Off key
Key for switching the instrument on and
off
4
Input, navigation and
function keys
Each key has several functions;
the particular function depends on the
work status of the instrument