Burkert Flowave 8098, Operating Instructions Manual

Page: 337 / 354

337
Maintenance and troubleshooting
Type 8098 FLOWave L
24.11.8 Message "Fluid velocity too low"
Message
Fluid velocity too low
Symbol displayed in the
information bar
Possible cause
The value of the liquid velocity is lower than the permitted minimum error
value set in chapter 15.8.7 Changing the error limits, the warning limits and
the hysteresis of the liquid velocity.
What to do? As soon as the value of the liquid velocity returns to within the permitted
range, the error is automatically reset.
Message Fluid velocity too low
Symbol displayed in the
information bar
Possible cause
The value of the liquid velocity is lower than the permitted minimum warning
value set in chapter 15.8.7 Changing the error limits, the warning limits and
the hysteresis of the liquid velocity.
What to do? As soon as the value of the liquid velocity returns to within the permitted
range, the warning is automatically reset.
24.11.9 Message "DF too high"
Message
DF too high
Symbol displayed in the
information bar
Possible cause
The value of the DF is higher than the permitted maximum error value set
in chapter 15.12.8 Changing the error limits, the warning limits and the hys -
teresis of the differentiation factor .
What to do? As soon as the value of the DF returns to within the permitted range, the
error is automatically reset.
Message DF too high
Symbol displayed in the
information bar
Possible cause
The value of the DF is higher than the permitted maximum warning value set
in chapter 15.12.8 Changing the error limits, the warning limits and the hys -
teresis of the differentiation factor .
What to do?
As soon as the value of the DF returns to within the permitted range, the
warning is automatically reset.
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