Measurement Of Orl - Viavi 8100 V2 Series User Manual

Chapter 3 Reflectometry measurements
Advanced functions in Expert OTDR mode
2 Select
Meas.).
3 Press validation key

Measurement of ORL

It is possible to carry out an ORL measurement on a part of the fiber.
Follow the following procedure to measure a part of the fiber:
1 Position the cursors A and B to delimit the section that you wish to measure.
2 Press the
3 Press validation key
The ORL is measured for the section of trace defined.
Figure 51 Result of ORL measurement
ORL on a saturated trace
If saturation occurs during an ORL measurement, the result is given with the sign <. This
means that the actual ORL value is less than the value displayed.
92
Slope (after, if necessary, pressing
Advanced > Modify Meas. >
User Manual
Advanced
: the slope of the specified trace section is deleted.
Manual
.
78000010220 Rev. 024
> Modify Meas. >
Meas., then select ORL.
Manual