Hanna Instruments HI 8633 - Manual (Page 8)

8
Note: If the display shows only a “1” on the
far left hand side, the meter is out of
range. Select the next (higher) range.
• Wait for a couple of minutes for the temperature sensor to reach
thermal equilibrium with the sample before taking measurements.
• After the measurement has been completed, the instrument
should be switched off and the probe should be cleaned and
dried (see “Probe Maintenance” on page 17).