Error Messages - Knick Portavo 902 PH Inicio Rápido

Error Codes and Device Messages

Error Messages

The following error messages can be shown in the display.
Battery empty
blinks
ERROR 1 pH value out of range
ERROR 2 ORP value out of range
Temperature value out of
ERROR 3
range
Sensor zero point
ERROR 4
too high/low
ERROR 5 Sensor slope too high/low
Calibration error:
ERROR 8
Identical buffers
Calibration error:
ERROR 9
Buffer unknown
ERROR 10 Cal media interchanged
Measured value unstable
ERROR 11
Drift too high
ERROR 14 Time and date invalid
ERROR 18 Configuration invalid
ERROR 19 Factory settings error
ERROR 21 Sensor error (Memosens)
Replace batteries
Check whether the measurement
conditions correspond to the adjusted
measuring range.
Thoroughly rinse the sensor and re-
calibrate. If this does not help, replace
the sensor.
Use a buffer solution with a different
nominal value before starting the next
calibration step.
Make sure that you use the same
buffer set as configured.
Repeat calibration.
Leave the sensor in the liquid until the
temperature is stable. If this does not
help, replace the sensor.
Set time and date
Restart,reset to factory settings
(Setup: DEFAULT YES), configure and
calibrate.
If this does not help, send in the
device for repair.
Device defective, send it in.
Connect operational Memosens
sensor.
15