YSI DIQ/S 182 XT-4-PR - Manual (Page 78)

Operation System 182 XT-4
4 - 12 ba76027e01 02/2012
Calibration data You can view the data of the last calibration under the Cal menu item.
Sensors that have not yet been calibrated do not have this menu item.
The symbol in the Cal line quotes the validity state:
= valid
= invalid
The content and form of the calibration data depend on the sensor type.
Log book messages Each log book message in the log book consists of one line. The latest
message is on the first position. They are not yet marked with a tick, i.e.
acknowledged.
Fig. 4-9 Log book
Note
The log book shows the current status at the point of time it was
opened. If new messages arrive while the log book is open, these do
not appear in the log book. The new messages are only included when
you switch to the measured value and status display.
1 Message type (error or info symbol) of an unacknowledged
message,
or tick () with an acknowledged message
2 Message code
3 Date and time of the message
1 2 3