Hanna Instruments HI 96724C - Manual (Page 10)

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.
Cooling lamp: The instrument waits for the lamp to cool down.
d) other errors and warnings
Battery low: The battery must be replaced soon.