NAVI D-25 Instruction Manual page 74

D-52/53/54/55
2.9 Dissolved oxygen (DO) measurement (D-55)
Zero standard solution and span standard solution are
detected automatically.
5.
To conduct the second calibration in the two-
point calibration, repeat steps 3 and 4.
6.
To return to the MEASUREMENT mode, press
the MEAS key.
When calibration is being performed in the calibration
mode, redoing calibration for a standard solution
updates the calibrated values for the standard solution
only.
If calibration is
measurement mode, however, the calibration will be
performed in the initial state of the pH meter, resulting in
clearing all the previous calibration data.
2 Taking Measurements
redone after returning to the
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