10. Cap the tube. Wipe the tube
thoroughly again with a lint-free
cloth.
11. Open the meter lid. Insert the tube
into the chamber. Align the index
notch on the positioning ring with
the index arrow on the meter. Close
the lid.
12. Press *IOK to select Scan Sample. Turbidity (F)
* Scan Sample
q
16:02:19 01/04/05
13. Record the result. Turbidity (F)
0.54 NTU
* Scan Sample q
16:02:19 01/04/05
14. Press OFF to turn the meter off or
press to exit to a previous menu
or make another menu selection.
Note: The meter will remember the last scanned blank reading. It is not necessary to
scan a blank each time the test is performed. To use the previous blank reading,
instead of scanning a new one, scroll to Scan Sample and proceed. For the most
accurate results, the meter should be blanked before each test and the same tube with
tubepositioningringshouldbeusedfortheblankandthereactedsample.
ANALYSIS & CALIBRATION 21
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