Exfo AXS-100 Series OTDR Instrukcja Użytkownika Pobierz pdf (Strona 93)

Measuring Power or Loss

OTDR 85

Referencing Your Power Meter to a Source

4. Activate the source at the desired wavelength.

5. Match the power meter wavelength with the

source wavelength.

Press Wavelength (F1/F2 key) to switch

between favorite wavelengths of your power

meter (see Defining the List of Favorite

Wavelengths on page 80).

6. Press W/dBm/dB (F1/F2 key) until you get dB units to retrieve the last

saved reference.

Press Reference (F1/F2 key) to save the

current power as the new reference.

Reference power appears (in dBm) and

current loss is automatically switched to dB.

7. Repeat the procedure for each wavelength you want to reference.

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Exfo AXS-100 Series OTDR Instrukcja Użytkownika Strona 93