Hach DR 3900 Manual Básico Del Usuario página 21

Error displayed Definition
Error
Selfcheck stopped.
Electronic defect
Hardware error.
Error [x]
Error
Too much ambient
The instrument sensors
light!
detects too much ambi-
Move instrument into
ent light.
shade
or close the lid
No help function is
available for this
program.
Shelf life exceeded!
Use chemicals?
Error in the test data-
No evaluation!
base / user database
No barcode! No barcode found
No instrument backup
present!
Data analysis not
No valid data for these
possible, no
parameters!
measurement data
View Data not possible in
No valid data found!
data log
No help function
present.
Resolution Error displayed
Contact the
No measurement data
manufacturer or a sales
present!
representative and
indicate the error number
Control range not
reached!
Decrease ambient light.
Control range
(Avoid direct sunlight.)
exceeded!
Close lid.
Concentration too high!
Over measuring range
The analysis is possibly
erroneous. Use new
chemicals
Under measuring range
Check programming
Contact the
manufacturer or a sales
Possible interference
representative
by:
Reinsert the cell.
If the barcode is not Possible interference
recognised, contact the from:
manufacturer or his
representative.
Check the USB memory
Next service is due!
stick.
Change the selection.
Negative result!
Change the selection.
Network switched off.
Definition Resolution
Data analysis settings
cannot be configured
Change the selection.
without measurement
data.
This is a warning notice.
Data analysis limits not
The control limit set was
reached
not reached.
This is a warning notice.
Data analysis limits
The control limit was
exceeded.
exceeded.
Calculated concentration Dilute sample and
is higher than 999999 measure again
The measured
absorbance is above the Dilute sample and
calibration range of the measure again
test
If possible, select a test
The measured absor-
with a lower reading
bance is below the cali-
range or use a cuvette
bration range of the test
with a longer path length
The analysis is possibly
Interference Check erroneous due to
interferences.
The analysis is possibly
Interference Check erroneous due to
interferences.
Contact the
manufacturer or his
representative for an
inspection of the
instrument.
The calculated result is Check concentration of
negative sample
Network setup off, when
Activate the online
access to instruments
connection.
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English 21