Standard Calibration Adjust - Hach POCKET COLORIMETER II Instruction Manual

Standard Calibration Adjust

The Pocket Colorimeter™ II instrument is factory-calibrated and ready for use
without user calibration. Use of the factory calibration is recommended unless the
user is required to generate a calibration. The Standard Calibration Adjust can be
used to meet regulatory requirements.
This feature allows the factory default calibration curve to be adjusted with a
known standard. Use the standard described in the procedure.
1. Place a blank in the meter (in measurement mode). Press
2. Place the reacted standard in the meter. Press
3. Press
MENU
4. Press
READ/ENTER
5. Press
READ/ENTER
return to the measurement mode and the Calibration Adjusted icon will appear
in the display window.
If an alternate concentration is used, or if a standard concentration is not given:
6. Repeat steps 1–4.
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, then press
ZERO/SCROLL
to display the standard calibration adjust value.
to adjust the curve to the displayed value. The meter will
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READ/ENTER
until the display shows "SCA".
2—13
.
ZERO/SCROLL
.
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