Hach-Lange TITRALAB Users Guide - Manual (Page 40)

40 Chapter 2
Sunny icon . The calibration has been performed on all the
electrodes present in the system. Everything is just right!
Cloudy icon . The electrode calibration of one of the
electrodes present in the system should be performed within
12 or 24 hours.
Stormy icon . The calibration date has elapsed for one of the
electrodes present in the system.
If acceptance limits have been set for the calibration: at
least one calibration result lies outside the programmed
acceptance limits.
At least one of the electrodes present in the system has not
been installed.
Check the sequence or method, (press 1 in the Main
window). The instrument prompts you to do the necessary
operations. You are guided step by step.
Question mark . There is a problem in the editing of the
electrode system. You need to be in Supervisor mode to
solve the problem. Check the sequence/method
parameters of the reagent or the electrode.
Check the sequence or method, (press 1 in the Main
window). The instrument indicates the possible errors and
prompts you to correct them until ? disappears.
Calculator icon . Reprocessing mode (Working mode =
Reprocessing) is set on the instrument. This icon is
displayed irrespective of the status of the electrode system
used.