Advanced Operations

7.The result is displayed and is to be compared with the nominal/standard data of the test filter. If a specific sample is used, the measured results must be evaluated against user-defined requirements.

8.Press Cancel to return to Optical Checks.

6.8.3.5 Drift check

The Drift Check test is used to test the stability of the instrument.

Note: The Drift Check runs 1 hour.

1.Press Drift Check in the Optical Checks menu.

2.Press λ to input the wavelength.

3.Input the wavelength and press OK to confirm.

4.Press Start.

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Hach DR 5000 user manual Drift check, 112