Hach 500sc SiO2 Operations page 4

Figure 2 Measurement screen
1 Home (main measurement screen)
2 Measurement channel
3 Activity (shown during a measurement or calibration
process)
4 Reminder (for a maintenance task)
5 SD card (shown when a SD card is inserted)
Figure 3 System status screen
1 Calibration status information
2 PROGNOSYS service indicator bar
PROGNOSYS indicator bars
The service indicator bar shows the number of days until a service task is necessary. The
measurement quality indicator bar shows the overall measurement health of the analyzer measured
on a scale from 0 to 100.
Color Color meaning for service indicator bar
Green There are at least 45 days until the next
service task is necessary.
Yellow At least one service task is required in the
next 10 to 45 days.
Red One or more service tasks are required
within the next 10 days.
1
The number of bottles shown in the display depends on the number of bottles installed.
4 English
6 Relays (second icon shown if additional relay
installed)
7 Parameter
8 Measurement value
9 Channel name
10 Analyzer name
3 Reagent (Rx) and standards (Sx) with fluid level
1
indicators (%)
4 PROGNOSYS measurement quality indicator bar
Color meaning for the measurement quality indicator
bar
The system is in good working condition and the health
percentage is more than 75%.
The system needs attention to prevent a failure in the
future. The health percentage is between 50 and 75%.
The system needs immediate attention. The health
percentage is below 50%.