Hanna Instruments HI 96770C, Instruction Manual, Page: 13 / 24

1 3
• Press ZERO/CFM and the instrument
status indicator will appear, 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 cuvet.
• Add the content of one packet of
HI 96770A-0 Silica HR reagent A and
shake until complete dissolution.
• Remove the cap and add the content of one
packet of HI 96770B-0 Silica HR reagent
B. Replace the cap and shake vigorously
vigorously vigorously vigorously vigorously
until complete dissolution until complete dissolution
until complete dissolution until complete dissolution until complete dissolution.
• Press and hold READ READ
READ READ
READ /TIMER /TIMER
/TIMER /TIMER
/TIMER for three
seconds. The display will show the
countdown. The beeper indicates the end of
countdown period.
Alternatively, wait for 10 minutes.