Section 4 Parameter Specific Functions; Calibration History; Measurement Options - Hach APA 6000 Operation Manual

Section 4

4.1 Calibration History

4.2 Measurement Options

Page 22
Parameter Specific Functions
Parameter Specific Functions
This option allows you to review past calibration data.
1. Press the MENU key to start from the Main Menu.
2. Select Sensor Menu and press ENTER.
3. Select the sensor by name and press ENTER.
4. Select Calibration and press ENTER.
5. Select Cal History and press ENTER.
6. A pop-up box will appear with the calibration date and time of the seven
most recent calibrations. Select Review Next Cal to step through the
"pages" of the calibration history. After the last calibration, press ENTER
to return to the previous menu. To exit the Cal History Menu, press EXIT.
The calibration is cubic and is based on 50, 100, 500, and 1000 mg/L as
CaCO standards that are prepared by the analyzer from the 0 and
3
1000 mg/L as CaCO standards. Data displayed for the seven most recent
3
calibrations will include the concentration of the 50 and 500 ppm calibration
points. The values are based on the previous calibration curve and applied to
the standards on the current calibration.
The analyzer allows several options for the display of concentration values.
The units can be changed. Available options are mg/L, ppm, gr/gal, and Gdh.
Note: If a Digital Display Module (DDM) is used, select SENSOR to DISPLAY in the
Network Menu to set the output of the DDM.
Important Note: Changing the displayed units will cause the stored data for the
AquaTrend channel on which the units were changed to be erased.
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