Hanna Instruments HI 96708 - Manual (Page 18)

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• 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.
• Remove the cuvette.
• Place the CAL CHECK TM Standard
HI 96708-11 Cuvette B into the cuvette
holder and 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.
• After measurement the instrument will show
for three seconds the CAL CHECK TM
Standard value.
Note: If the display shows “STD HIGH”,
the standard value was too high. If the
display shows “STD LOW”, the standard
value was too low. Verify that both CAL
CHECK
TM Standards HI 96708-11
Cuvettes, A and B are free from fingerprints
or dirt and that they are inserted correctly.
Then the date of the last calibration
(e.g.:”01.08.2008”) appears on the display,
or “01.01.2008” if the factory calibration
was selected before. In both cases the
year number is blinking, ready for date
input.