Siemens SIMATIC MV440 Operating Instructions Manual page 342

Alarm, fault and system messages
11.2 Reporting diagnostics information
Error messages for "calibration"
Error code
18
19
20
21
24
340
Error message
Calibration was not successful!
The cell scaling could not be identified.
Remedy:
Use the Siemens calibration card.
•
Calibration was not successful!
The contrast parameters could not be taken as valid.
Remedy:
Repeat the normalization step using a tighter frame.
•
Restore the conditions used for normalization.
•
Calibration was not successful!
The code could not be read.
Remedy:
Make sure the position of the code is correct.
•
Calibration was not successful!
Not enough memory.
Remedy:
Restart the reader.
•
Calibration was not successful!
Error when saving.
Remedy:
Delete a saved program.
•
Firmware update on the reader.
•
SIMATIC MV420 / SIMATIC MV440
Operating Instructions, 04/2013, A5E02371045-06