Hach 500sc SiO2 Operations page 5

Additional display formats
From the main measurement screen, additional display formats are available:
• Single channel analyzers:
• Push the LEFT and RIGHT arrows to switch between the main display and a graphical display.
• Multi-channel analyzers:
• Push the UP or DOWN key to display the measurement for the previous or next channel in
sequence.
• Push the RIGHT key to switch to the multi-channel display (default = 2 channels) or the LEFT
key to switch to the graphical display.
• In the multi-channel display, push the UP and DOWN keys to scroll through all channels. Push
the RIGHT key to add additional channels to the display. Push the LEFT key to remove
channels from the display.
• In the graphical display, push the UP or DOWN key to show the graph for the previous or next
channel in sequence.
Graphical display
The graph shows measurements for up to six channels at once. The graph supplies easy monitoring
of trends and shows changes in the process.
1. From the main measurement screen, push the LEFT arrow to show the graphical display.
Note: Push the UP or DOWN key to show the graph for the previous or next channel in sequence.
2. Push home to change the graph settings.
3. Select an option.
Option
MEASUREMENT VALUE Set the measurement value for the selected channel. Select between AUTO
DATE & TIME RANGE
Power switch and SD card location
Figure 4 shows the power switch, the SD card slot and the indicator lights.
Description
SCALE and MANUALLY SCALE. Enter the minimum and maximum ppb value in
the MANUALLY SCALE menu.
Select the date and time range to show on the graph: last day, last 48 hours, last
week or last month.
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