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How to Measure Optical Power
15
UNIV
: Shows when modules have the Corning Plug &
Play
™
Universal Systems method of polarity
management. See Figure B-16 on page 57.
Press
SAVE
to save the measurements.
Note
SAVE
does not show if the source is set to
2 kHz
mode.
CHANNEL
: Press
to see the measurement from the
next channel.
shows when the source does not transmit a
wavelength identifier. Press
to see the
measurements for another wavelength.
The power measurement in watts (
W
,
mW
,
µW
) or
decibels (
dBm
). To change the unit, see "To change the
unit for power measurements" on page 12.
The numbers for the channels flash in sequence when
the meter measures power.
These sections switch between the wavelength that
the meter measures (
nm
shows) and the record
number for the next record you save (
RECORD
shows).
AUTO
shows when the source transmits a
wavelength identifier and the meter changes its
wavelength setting to agree with the source. When
only
shows, you must press
on the meter to
select the correct wavelength. See page "Auto
Wavelength Function" on page 11.
Power Measurements on 8- and 10-Fiber
Cables
The meter lets you measure power on MTP/MPO cables
made for 40G and 100G standards:
On 40G cables, the four middle fibers are dark. On 100G
cables, one fiber on each side of the connector is dark.
The meter shows -99 dB and no ovals for the dark fibers.
When the meter sees the 40G or 100G configuration, it
saves power measurements for only the 8 or 10 other
fibers.
Содержание MultiFiber Pro
Страница 6: ...MultiFiber Pro Optical Power Meter and Fiber Test Kits Users Manual iv ...
Страница 10: ...MultiFiber Pro Optical Power Meter and Fiber Test Kits Users Manual viii ...
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Страница 68: ...MultiFiber Pro Optical Power Meter and Fiber Test Kits Users Manual 58 ...