User guide

14
• Remove the cuvette.
• Add the content of one packet of
HI 93701-0 Free Chlorine 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. The
beeper is playing a beep at the end of
countdown period.
Alternatively, wait for 1 minute and just
press READ/ /TIMER.
In both cases, the lamp, cuvette and
detector icons will appear on the display,
depending on the measurement phase.
• At the end of measurement, the
instrument directly displays concentration
in mg/L of free chlorine on the LCD.
INTERFERENCES
Bromine (positive error)
Ozone (positive error)
Iodine (positive error)