Hanna-instruments HI 96104 Manual de usuario descargar pdf (Pagina 15)

• The instrument directly displays the

measured pH value on the Liquid Crystal

Display.

FREE CHLORINE MEASUREMENT

• Fill the cuvette up to the mark with 10

mL of unreacted sample and replace the

cap.

• Place the cuvette into the holder and en-

sure 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 measurement.

• Remove the cuvette.

• Add the content of one packet of

HI 93701-0 reagent. Replace the cap

and shake gently for 20 seconds (or

2 minutes in case of seawater analysis).

• Replace the cuvette into the cuvette holder

and ensure that the notch on the cap is

positioned securely into the groove.

• Press and hold READ/ /TIMER for

three seconds. The display will show

the countdown prior to measurement. An

audible “beep” indicates the end of the

countdown period.

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Hanna-instruments HI 96104 Manual de usuario Pagina 15