Softing WireXpert 4500 Fiber MPO, Руководство пользователя

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Glossary
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Power Meter : Generally referring to
fiber optic power meter, is a device
used to measure and testing the
average power in an optical system.
Usually used with fiber optic light
source. The measured value is
expressed in dBm.
Probe : Generally referring to a device
used to connect a test equipment to a
device under test, e.g., the Channel
adapter and Video Inspection Scope are
probes to the WireXpert.
RC : Acronym for Receive Cord, is the
fiber optic at the receiving end of the
link under test.
Reference Cord : Generally referring to
the patch cord used for setting
reference prior to performing an
AUTOTEST.
Refractive Index : Refers to the
measurement of a ray of light is bent
when passing from one medium into
another.
REMOTE : Refers to the WireXpert unit
labelled “REMOTE”.
RX : Abbreviation for Receive,
Set Reference : The compensation for
the effects of ambient conditions, e.g.,
ambient temperature, in the LOCAL and
REMOTE units, to ensure maximum
measurement accuracy of WireXpert.
TC : Acronym for Transmit Cord, is the
fiber optic at the transmitting end of
the link under test.
TIA : Acronym for Telecommunications
Industry Association. Generally
referring to TIA-568 Standards for
telecommunication products and
services.
Trunk : Generally refers to the
permanent link connecting the MPO
modules to each other.
TX : Abbreviation for Transmit.
Type-A/B/C : Referring to either;
1. Conenctor Type – See Key-up/Key-
down.
2. Cable Type -
Type A – Also known as the Staight
Through cable, signal from the
transmitting end will arrive at the
receiving end in a straight numeric
order, i.e., 1-1, 2-2, etc.
Type B - Also known as the
Reversed or Cross-over cable,
signal from transmitting end will
arrive at he receiving end in a
reversed order, i.e., 1-12, 2-11, 3-
10, etc.
Type C – Also known as the Pairs
Flipped or Cross-pair cable, signals
from the tranismitting end will
arrive at the adjacent fiber of the
receiving end, i.e., 1-2, 2-1, 3-4, 4-
3, etc.
Unpinned : Also known as female,
generally referring to an MPO
connector with female contact or
socket. Can only be connected to a
pinned end using a coupler.