Net research NetProbe 2000 - Page 156

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Three typical loop around connections for measuring PDL are shown below. After the fiber optic connection is made,
press to start the PDL measurement.
NetProbe is terminating the
multiplexer equipment
which is looped, via the
optical link.
NetProbe is terminating the
teleprotection equipment
which is looped, via the
optical link.
End
-
to
-
End testing between
two NetProbe 2000 test sets,
terminating the teleprotection
circuit at each end, via the
optical li
nk.