Van Walt CT12 Operating Instructions Manual page 10

VAN WALT
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Select 'Correlation' to enter the data entry screen.
The default (0, 0) point is always included.
Select 'Add' to recall data points from memory for which a correlated suspended
solids value has been measured.
Press 'Select' to enter the concentration of suspended solids determined externally
using the Up/Down buttons.
When data entry is complete press 'Done' and the slope/intercept will be
calculated and shown automatically.
Press 'Back' to return to the Mode menu.
Total Suspended Solids – Factor
Select Calibration and press 'OK'.
Select Total Suspended Solids and press 'OK'.
If the Sample ID has already been created use the Up/Down arrows to highlight and
press 'OK' to select.
If a new Sample ID is required, move the highlight to a blank area and press 'New'.
Create the new Sample ID using the Up/Down buttons to select characters as
describe in the System section.
Select 'Factor' to enter the data entry screen.
Highlight 'Slope' and press 'OK'.
Use the Up/Down buttons to enter the slope calculated externally. The value is
limited between 0.1 and 10.0.
Press 'Done' to return to the Factor screen.
Highlight Intercept and press 'OK' (in many cases the intercept will be zero but for
straight line fitting an offset will sometimes be required).
Use the Up/Down buttons to enter the intercept.
Select 'Add' to recall data points from memory for which a correlated suspended
solids value has been measured.
Press 'Back' to return to the Mode menu.
Restore Factory Calibration
To restore the default calibration, select this option and press 'OK'.
Choose to continue – 'Yes'/'No'
The screen will show 'Successful'.
Van Walt Ltd | Prestwick Lane | Grayswood | Haslemere | Surrey | GU27 2DU | Tel. 01428 661 660 | Fax. 01428 656 808 | www.vanwalt.com
Compact Turbimeter
Operating Instructions
9