Turb 2000 Series
Instrument calibration
ba75695e03 10/2013
19
4.2 Calibration
procedures
Note
The displays in this chapter demonstrate the calibration procedure for Turb 2000,
Turb 2020, Turb 2100 and Turb 2120. When calibrating Turb 2110 the displays for the first
two steps show the corresponding values for the 10.0 NTU and 1.0 NTU calibration
standards.
1. Select the calibration function of the instrument by pressing the
MODE/EXIT
button once. The arrow
beside CAL will be illuminated on the display. The lower display shows alternating 1000 (the value
of the standard that is requested, respectively 10 for Turb 2110) and
↵
. The upper display shows
the real-time reading to allow the standard to be indexed. Refer to section 5.1 for information on
indexing cuvettes.
2. Remove the flow through unit.
3. Insert the requested 1000 NTU standard (10.0 NTU for Turb 2110). Index the standard to the lowest
value on the upper display (see section 5.1 I
NDEXING CALIBRATION CUVETTES
).
4. Press
the
OK
button to accept the calibration.
5. The lower display will count down the progress of the calibration step.
6. The lower display will now change to show alternating 10 (1.0 NTU for Turb 2110) and
↵
, requesting
the 10.0 NTU standard (1.0 NTU for Turb 2110).
7. If the alternating 10 and
↵
is not displayed, push the
or
until this display is shown.
8. Insert the requested 10.0 NTU standard (1.0 NTU for Turb 2110). Index the standard to the lowest
value on the upper display.
9. Press
the
OK
button to accept the calibration.
10. The lower display will count down the progress of the calibration step.
11. The lower display will now change to show alternating 02 and
↵
, requesting the 0.02 NTU standard.
Summary of Contents for Turb 2000 Series
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