AFL OFL250 - Trace Page Details

17
Trace Page
The illustrations below describe the Trace Page features.
Press this
key to open
saved files.
Press this key
to Unzoom/
Rezoom.
CABLE000_001
1310 1550
WAVE
ZOOM
UNZOOM
A0.0000 B0.0000 A B 0.0000km
A00.000 LOSS 0.00REFL000.0 dB
dB
i
CABLE000_001
1310 1550
WAVE
ZOOM
UNZOOM
A0.0000 B0.0000 A B 0.0000km
A00.000 LOSS 0.00REFL000.0 dB
dB
i
CABLE000_001
1310 1550
WAVE
ZOOM
UNZOOM
A0.0000 B0.0000 A B 0.0000km
A00.000 LOSS 0.00REFL000.0 dB
dB
i
Event Table tab.
The Event Table
displays OTDR
events data.
Information
screen tab. This
screen displays
OTDR setup
parameters,
launch and
receive cable
data, and event
thresholds.
Summary screen
tab (only available
when ORL
Upgrade option
is installed).
The Summary
screen displays
end-to-end link
measurements.
File name (cable
name + fiber
number), or “New
Trace” if file has
not been saved.
Test Wavelengths
(Blue is current).
Front Panel
Offset: distance
from the trace
start (first data
point) to the front
panel connection
(typically 8 m).
First Event: event
at front panel of
OTDR.
Launch cable
length (present if
launch cable used).
Trace screen tab. The Trace screen displays
OTDR trace, A/B cursors, Loss, Distance, and
max reflectance between A and B cursors.
Trace graph.
The vertical axis
shows loss in dB;
horizontal axis
shows distance
in user-selected
distance units.
Cursor data row
displays A and B
cursor location
and distance from
A to B in user-
selected units.
Active cursor is
RED, inactive
cursor is BLACK.
Event at start of
fiber under test.
A and B cursors:
Used to measure
loss and distance.
Backscatter level at
A cursor location.
Two-point Loss
from A to B
and maximum
reflection between
A and B cursors.
Press to toggle Zoom and Move mode. In Move mode,
the key label will be displayed as Zoom. In Zoom
mode, the key label will be displayed as
x
Zoom.