9
ERRORS AND WARNINGS
The instrument shows clear messages when erroneous condition appears. Messages are also
displayed when the obtained values are outside expected range. The beeper is playing a beep on
errors.
a) on zero reading
Light High: There is too much light to perform a measurement.
Please check the preparation of the zero cuvette.
Light Low: There is not enough light to perform a measurement.
Please check the preparation of the zero cuvette.
No Light: The instrument cannot adjust the light level. Please
check that the sample does not contain any debris.
Inverted cuvettes: The sample and the zero cuvette are inverted.
Zero: A zero reading was not taken. Follow the instructions of
the measurement procedure for zeroing the meter.
b) on sample reading
Under Range: A blinking “0.0” indicates that the sample
absorbs less light than the zero reference. Check the procedure
and make sure you use the same cuvette for reference (zero) and
measurement.
Distributed by Applied Membranes, Inc.
www.appliedmembranes.com
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