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.
, then press
ZERO/SCROLL
to display the standard calibration adjust value.
to adjust the curve to the displayed value. The meter will
until the display shows "SCA".
2—13
ZERO/SCROLL
.
READ/ENTER
.