Operation Liquiline CM442R/CM444R/CM448R
58 Endress+Hauser
10.2.4 Logbooks
Logbooks record the following events:
• Calibration/adjustment events
• Operator events
• Diagnostic events
Here you define how the logbooks should store the data.
In addition, you can also define individual data logbooks . Assign the logbook name and select
the measured value to be recorded. You can set the scan time (Scan time) individually for every
data logbook.
Further information on the logbooks ä 123.
Path: Menu/Setup/General settings/Logbooks
Function Options Info
Logbook ident Free text Part of the file name when exporting a logbook.
Event logbook Options
•Off
• Ring buffer
• Fill up buffer
Factory setting
Ring buffer
All diagnostic messages are recorded
Ring buffer
If the memory is full, the most recent entry
automatically overwrites the oldest entry.
Fill up buffer
If the memory is full, there is an overflow, i.e. no new
values can be saved. The controller displays a
corresponding diagnostic message. The memory then
has to be cleared manually.
Overflow warnings
Event logbook="Fill up buffer"
Calibration logbook Options
•Off
•On
Factory setting
Off
Decide whether you want to receive a diagnostic
message from the controller in the event of fill-up buffer
overrun of the logbook in question.
Diagnostic logbook
Configuration logbook
Source of data Read only The assigned measuring channel is displayed
Measuring parameter Read only Plain-text information on the parameter that is being
recorded
Main value Read only Information on the main value and the unit.
Unit Read only
Data logbooks
New You can create a maximum of 8 data logbooks.
Logbook name Customized text, 20
characters
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