Hach-Lange BIOGAS User Manual - Manual (Page 18)

18
Standard Operations
5.4 Electrode menu
Press twice the RIGHT arrow key in the Main menu to
move to the Electrode menu.
Figure 7 Electrode menu
1 Title bar: indicates the name of the window.
4 GLP-Archives: access GLP tables and visualise
the last electrode calibration results.
2 Calibrate electrode: run a calibration or a
calibration sequence using the installed
electrodes. 5 Electrode library- Supervisor use only: create,
edit, reset and delete electrodes stored in the
instrument.
3 Display measurement: displays mV and/or pH
and/or temperature at a connected electrode of
the electrode system.
6 Electrode icon: Electrode status icon indicates
the state of the electrode system. Four types of
icons can be displayed. See table on the next
page.
1
3
2
4
5
6
Table 2 Electrode icons
Icon Description
Sunny icon:
The calibration has been performed on the electrode present in the system. Everything
is just right!
Cloudy icon:
The electrode calibration of the electrode present in the system should be performed
within 12 or 24 hours.
Stormy icon:
The calibration date has elapsed for the electrode present in the system.
If acceptance limits have been set for the calibration: at least one calibration result lies
outside the programmed acceptance limits.