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Parameters
•
Wavelength
- For Multimode 850nm or 1300nm and for single mode
1310nm, 1550nm or 1625nm.
•
Distance Range, Km
-
The maximum value of the measured distance. The
value of the distance range should exceed the length of the line under test
by more than 20%.
•
Pulsewidth, ns –
This determines the value of the optical pulse duration.
The range of the acceptable optical pulse value is dependent on the chosen
Distance Range
and is automatically limited by the OTDR program.
•
Resolution, m –
This determines the distance between two samples
(sampling intervals) of the trace. The value is dependent on the
Distance
Range.
•
Measurement Time, Min/Sec –
This determines the duration of the
measurement process with averaging.
Live
mode performs fiber monitoring
in real time mode.
•
High Resolution
- In this mode the optical receiver bandwidth is increased.
Best used when testing a short cables and requiring excellent dead zone – do not use on
long fiber lengths than require high dynamic range.
Note:
To have the unit Auto Select the parameters press
Auto Setup
. The program
will perform a short measurement on the connected fiber and automatically define the
optimal parameters for that fiber. The technician can then modify the parameters
manually if desired and run a measurement