Eppendorf D30 BioPhotometer User Manual

Page 57

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Maintenance

Eppendorf BioPhotometer

D30

English (EN)

Have the filter recertified by Eppendorf Service after 2 years.

8.3.1.2 Checking the wavelength systematic error

 To check the wavelength systematic error, proceed as follows: Measure the 3 test filters at the

corresponding wavelength.

4. Result display after measuring a test filter for

checking the photometric accuracy.
Measure the other two test filters A2 and A3.

5. Results display after measuring all 3 test filters

for testing the photometric accuracy.
With the and keys, you can view again the
results of the different test filters. Press [Finish]
to complete the test.

6. Compare the average values and variation

coefficients with the supplied table.
If the measured values do not agree with the
permitted range of values, contact Eppendorf
Service.