Chematest 35
Troubleshooting
A-96.730.121 / 160920
37
10.3. Sensor-Based Measurements
Measurement
cannot be
started
Error message “Operation not possible! Consult the manual.” is
displayed
Sensor not
connected
Error message “Operation not possible! Sensor not connected!
Consult the manual.” is displayed.
Invalid
calibration
data
Error message “Operation not possible! Invalid calibration data!
Consult the manual.” is displayed.
If the error occurs with a pH or redox sensor:
If the error occurs with a conductivity sensor:
Possible cause
Corrective action
Error E002, E003 or E004
is present
See
details.
Possible cause
Corrective action
Sensor not connected.
Check if the sensor is properly
plugged in.
Wrong sensor connected.
Check if the connected sensor
corresponds to the selected
method.
Cable or sensor defective.
Call support.
Possible cause
Corrective action
Cannot read factory data
in the sensor’s internal
memory.
Call support.
Possible cause
Corrective action
Corrupted user calibration
data in the sensor’s inter
-
nal memory
Call the <Reset cell constant>
function and check if the error
disappears.
Cannot read factory data
in the sensor’s internal
memory.
Call support.
