Hanna Instruments HI 98402, Instruction Manual, Page: 13 / 20

13
• Submerse the temperature probe into the vessel with ice and
water as close as possible to the reference thermometer. Allow a
few seconds for the probe to stabilize.
• Use the Select key to set the reading on the
secondary LCD to that of ice and water, mea-
sured by the reference thermometer. The value
can be changed in a circling way in the ±2.0
°C interval, around the selected point. When
the reading is stable and close to the selected
calibration point, “
CFM ” tag will blink.
• Press CFM to confirm. The secondary LCD will
display “ 50.0 ºC ”.
• Submerse the temperature probe into the sec-
ond vessel as close as possible to the reference
thermometer. Allow a few seconds for the probe
to stabilize.
• Use the
Select
key to set the reading on the
secondary LCD to that of the hot water. The
value can be changed in a circling way in the
±2.0 °C interval, around the selected point.
• When the reading is stable and close to the
selected calibration point, “ CFM ” tag will blink.
• Press CFM to confirm. The instrument returns to
measurement mode.
Note:
If the reading is not close to the selected point, “
WRONG
” tag
will blink. Change the temperature probe and restart cali-
bration.