24
• 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
calibration. The blinking
“READ”
asks for reading calibration standard.
CALIBRA
TION PROCEDURE
• Remove the cuvette.
• Place the specific
CAL Check
TM
Standard Cuvette B into the cuvette holder, for:
Free Chlorine: B,
HI96701‑11
or
Total Chlorine: B,
HI96711‑11
• Ensure that the notch on the cap is positioned securely into the groove.
• Press
READ /TIMER
and the lamp, cuvette and detector icons will appear on the display,
depending on the measurement phase.