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The time, date and Operator ID are stored in the
calibration log for GLP compliance (see Page 9,
System menu).
Formazin
Select Calibration and press 'OK'.
Choose 'Formazin' and press 'OK'.
Acceptable fresh Formazin standards should be
prepared within the following ranges:
Low Standard
Second Standard
Third Standard
High Standard
Select the lowest (0.01 – 1.00) NTU standard and insert
into the sample chamber with the orientation mark
facing forward.
Use the Up/Down buttons to adjust the value on screen
to that on the standard and press 'Read'.
Repeat the process for the second, third and high
standards.
After the final standard, the screen will show
'Calculating...Please wait' and a countdown will
appear to show time remaining.
On completion of the process the Compact Turbimeter
screen will show 'Successful'.
0.01 – 1.00 NTU
10.0 – 30.0 NTU
90.0 – 110.0 NTU
720.0 – 880.0 NTU
20
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