Operation Lab 855
16 ba77143e02 12/2017
4.4 Navigation
4.4.1 Operating modes
The meter has the following operating modes:
4.4.2 Measuring mode (measured value display)
The following functions are available in the measuring mode (measured value
display):
• Change the display in the selected measuring window (e. g. pH <-> mV) by
pressing <M>
• To open the measurement settings, press <M__> (long pressure).
• To open the system settings, press <ENTER__> (long pressure).
4.4.3 Setting mode
The following functions are available in the setting mode:
• To change the current setting, press <><>.
• Confirm the setting with <ENTER>.
The next setting is displayed.
The settings are stored.
•Press <M> to exit the setting mode.
When the meter is powered by the batteries, it switches itself off
automatically after an adjustable interval to save the batteries (see
section Automatic switch-off function, page 31).
Operating mode Description
Measuring The measurement data of the connected sensor are
shown in the measured value display
Calibration The course of a calibration with calibration informa-
tion, functions and settings is displayed
Setting A setting is displayed.
When the last setting is confirmed, the setting menu is auto-
matically quit.