Xylem DIQ/S 281, Operating Manual

Page: 72 / 148

Operation DIQ/S 281
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03/2023
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4.6 Calibration data
Each calibration of IQ sensors that are able to be calibrated causes an entry to
be made in the log book. Log book entries contain the following information:
 Calibration date
 Calibration successful or not successful.
The detailed calibration data of the last calibrations are integrated in the
Calibration history of sensor
overview.
4.6.1 Calibration entries in the log book
The date and time of a calibration are entered in the log book. The respective
message text contains an indication as to whether a calibration was successful
or not. The values determined with calibration can be viewed in the calibration
history (see section 4.6.2).
2 Open the
Einstellungen/Settings
menu with <S> .
3 Using <

> , select the menu item,
Service
and confirm with
<OK> .
4 Using <

> , select the menu item,
Acknowledge all messages
and confirm with <OK> . A security prompt opens.
5 Using <

>
, select
Acknowledge
and confirm with <OK> . All
messages are acknowledged. Error symbol and info symbol do no
longer flash.
Details on calibration are given in the operating manual for the
IQ sensor.
All calibration data are stored in the IQ sensor. In order to view the
calibration data of an IQ sensor, the IQ sensor must be connected
to the DIQ/S 281 and must be ready for operation.
1 Call up the measured value display with <M> .
2 Confirm with <OK> .
The
Display/Options
menu opens.
3 Using <

> , highlight the menu item,
Log book of sensor
, and
confirm with <OK> . Calibration entries in the log book are held in
message code (ICxxxx and ECxxxx).