Diagnostics and troubleshooting
Liquistation CSF28
46
Hauser
No.
Message
Factory settings
Tests or remedial action
S
D
F
920
No sample
F
On
On
No inflow during dosing process
• Suction line blocked or leaking
• No inflow of sample
1.
Check suction line and suction strainer
2.
Check inflow of sample.
928
No sample
F
On
On
Sample intake not possible
• Suction line clogged
• Suction height too high
1.
Check the suction line and suction strainer.
2.
Ensure suitable suction height (< 8 m).
930
No sample
F
On
On
Sample flow interrupted during intake
• Suction line blocked or leaking
• No inflow of sample
1.
Check the suction line and suction strainer.
2.
Check inflow of sample.
970
Curr. input overload
S
On
On
Current input overloaded
The current input is switched off from 23 mA due
to overload and reactivated automatically when a
normal load is present.
971
Current Input low
S
On
On
Current input too low
At 4 to 20 mA, the input current is less than the
lower failure current.
‣
Check the input for short-circuiting.
972
Curr. input > 20 mA
S
On
On
Current output range exceeded
973
Current Input < 4 mA
S
On
On
Current output range undershot
974
Diagnostics confirm.
C
Off
Off
User has acknowledged the message displayed in
the measuring menu.
975
Device restart
C
Off
Off
Device reset
1)
Status signal
2)
Diagnostic message
3)
Failure current
11.6 Queued diagnostic messages
The Diagnostics menu contains all the information on the device status.
Furthermore, various service functions are available.
The following messages are directly displayed every time you enter the menu:
•
Most important message
Diagnostic message recorded with the highest criticality level
•
Past message
Diagnostic message whose cause is no longer present.
All the other functions in the Diagnostics menu are described in the following chapters.
Diagnostic messages associated with sampling are deleted under the following conditions:
• Diagnostic messages caused by sampling are deleted automatically with the next
successful sampling.
• Diagnostic messages caused by the level of medium in the bottle are deleted the next
time the bottle is changed.
If the diagnostic message "M313 liquid sensor" appears 5 times in succession when
executing a program, the active program is aborted for reasons of safety.
Summary of Contents for Liquistation CSF28
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