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Although many use the name BS 6231 when referring generally to tri-rated cable, this is an erroneous statement, not only because tri-rated cable is approved to two standards other than this one, but also because other electrical cables meet the requirements of this British Standard.
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|Buffer (buffer coating)||
A protective layer or tube applied to a fiber-optic strand. This layer of material, usually thermoplastic or acrylic polymer, is applied in addition to the optical-fiber coating, which provides protection from stress and handling. Fabrication techniques include tight or loose-tube buffering as well as multiple buffer layers. In tight-buffer constructions, the thermoplastic is extruded directly over the coated fiber. In loose-tube buffer constructions, the coated fiber
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Used to provide protection and isolation for optical fiber cable. Usually hard plastic tubes, with an inside diameter several times that of a fiber, which holds one or more fibers.
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Cable in a traditional cabling system that is inside a building and that will not withstand exposure to the elements. Also referred to as premises cable.
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|Building distributor (BD)||
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The location in a building where a trunk cable between buildings is typically terminated and service is distributed through the building. Also the location where services enter the building from the phone company and antennas.
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|Building Industry Consulting Service International||
A nonprofit association concerned with promoting correct methods for all aspects of the installation of communications wiring. More information can be found on their website at www.bicsi.org.
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Also known as Panel Mount.
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A group of individual fibers packaged or manufactured together within a single jacket or tube. Also a group of buffered fibers distinguished from another group in the same cable core.
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An assembly of two or more cables continuously bound together to form a single unit prior to installation.
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In general, a physical or logical layout of network devices in which all devices must share a common medium to transfer data.
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A data frame header in transit.
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