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Hach-Lange DR 3900 Basic User Manual User Manual

Page 120

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English 120

No measurement data
present!

Data analysis settings
cannot be configured
without measurement
data.

Change the selection.

Control range not
reached!

Data analysis limits not
reached

This is a warning notice.
The control limit set was
not reached.

Control range
exceeded!

Data analysis limits
exceeded.

This is a warning notice.
The control limit was
exceeded.

Concentration too high!

Calculated concentration
is higher than 999999

Dilute sample and
measure again

Over measuring range

The measured
absorbance is above the
calibration range of the
test

Dilute sample and
measure again

Under measuring range

The measured
absorbance is below the
calibration range of the
test

If possible, select a test
with a lower reading
range or use a cuvette
with a longer path length

Possible interference
by:

Interference Check

The analysis is possibly
erroneous due to
interferences.

Possible interference
from:

Interference Check

The analysis is possibly
erroneous due to
interferences.

Next service is due!

Contact the
manufacturer or his
representative for an
inspection of the
instrument.

Negative result!

The calculated result is
negative

Check concentration of
sample

Network switched off.

Network setup off, when
access to instruments
homepage via sidebar

Activate the online
connection.

Error displayed

Definition

Resolution

Remote server cannot
be reached.

Error during network
setup

Make sure that the
instrument is connected
to the network.

Unstable lighting
conditions!

Avoid direct sunlight at
the measuring location.

Insufficient memory for
update.

Error during update.

Select a memory with
more space.

System check
incorrect!

Measurement of air
values failed

Switch the instrument of
and then back on again.
If the system check is not
successful, contact the
manufacturer or his
representative.

Temperature too high.
Measurement not
possible!

Switch of the instrument
and allow it to cool for a
few minutes. If
necessary, move it to a
cooler place.

Update file is faulty.

Error during update.

Save the update file
again and repeat the
procedure.

USB memory stick is
not connected.

Update not possible.

Check the USB memory
stick.

Web server cannot be
reached.

Instruments homepage
cannot be reached.

Try the connection again
later.

Error displayed

Definition

Resolution