Hanna-instruments HI 96731 Manual do Utilizador descarregar pdf (Página 15)

VALIDATION PROCEDURE

Use the validation procedure to ensure that the instrument is properly calibrated.

Warning: Do not validate the instrument with any standard solutions other than the HANNA CAL

CHECK

Standards, otherwise erroneous results will be obtained.

• Turn the meter on by pressing ON/OFF.

• When the beeper sounds briefly and the

LCD displays dashes, the meter is ready.

• Place the CAL CHECK

Standard

HI 96731-11 Cuvette A into the cuvette

holder and ensure that the notch on the

cap is positioned securely into the groove.

• Press ZERO/CFM and the lamp, cuvette

and detector icons will appear on the

display, depending on the measurement

phase.

• After a few seconds, the display will

show “-0.0-”. The meter is now zeroed

and ready for validation.

INTERFERENCES

Aluminum above 6 mg/L

Cadmium above 0.5 mg/L

Copper above 5 mg/L

Iron above 7 mg/L

Manganese above 5 mg/L

Nickel above 5 mg/L

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