NAVI D-25 Instruction Manual page 173

6 Maintenance and Troubleshooting
6.5 Troubleshooting
● ERR No.06 Max. calibration points exceeded
162
Explanation
Calibration was performed on a fourth calibration point.
Cause
Calibration was
performed on a
fourth calibration
point.
This error does not affect calibration data obtained from
previous three calibration points.
Refer to " ● Standard solution calibration" page 27.
How to solve problem
Limit the number of calibration
points to three.
This error message is cleared by
setting the pH meter to
Measurement mode.
HORIBA