Error Messages - Hach DOC022.97.90255 Manual De Instrucciones

7. Error messages

Display
E1
E2
E3
E4
E5
E6
sensION+ PH1_HACH_0710.indd ANG:19 sensION+ PH1_HACH_0710.indd ANG:19
Caused by
Measurement (pH, mV, temperature) out of
range.
Low battery charge.
Unstable reading during a stability measurement
or during calibration.
100-second timeout.
pH electrode sensitivity out of range.
Accepted values 70-105 %.
Asymmetry potential out of range.
Accepted values ± 58 mV.
Buffer solution not recognised.
Same buffer solutions.
The calibration solutions have different
temperatures.
Action
Check sensor.
Replace the batteries.
Check that the sensor is properly immersed in
the sample.
Connect a new electrode.
Connect a new electrode.
Check sensor.
Check buffer solution.
Check sensor.
Check buffer solution.
Adjust the calibration solutions to the same
temperature.
19
7/9/10 13:09:06 7/9/10 13:09:06