Hanna-instruments HI 96721C Manuale Utente Scaricare il pdf (Pagina 10)

Under range: A blinking “0.00” indicates that the sample

absorbs less light than the zero reference. Check the procedure

and make sure you use the same cuvette for reference (zero) and

measurement.

Over Range: A flashing value of the maximum concentration

indicates an over range condition. The concentration of the

sample is beyond the programmed range: dilute the sample and

re-run the test.

c) during calibration procedure

Standard Low: The standard reading is less than expected.

Standard High: The standard reading is higher than expected.

Cap error: Appears when external light enters in the analysis

cell. Assure that the cuvette cap is present.

Cooling lamp: The instrument waits for the lamp to cool down.

d) other errors and warnings

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Hanna-instruments HI 96721C Manuale Utente Pagina 10