Hach PHC705 User Manual page 8

7. Make sure that the meter has the correct date and time settings. The service-life time stamp in
the probe comes from the date and time settings in the meter.
Note: Some meters automatically open the date and time settings when the meter starts for the first time, or
after battery replacement.
8. Connect the probe to the meter.
9. Remove the filling-hole plug before use. Keep the level of the electrolyte filling solution above the
level of the measurement liquid during use. Refer to
Note: For measurements in low ionic strength (LIS) samples, soak the probe for a maximum of 5 minutes in the
sample before use.
Figure 2 Remove the protective tape
6 English
Figure 3.