Definitions Unit 4

Definitions Unit 4

1.Horizontal Cable-A type of inside cable designed for horizontal use in non-plenum areas. While horizontal cable must be fire retardant, the National Electrical Code (NEC) specifications are not as demanding as those governing the use of plenum cable or riser cable. 
2.Backbone cable-he inter-building and intra-building cable connections in structured cabling between entrance facilities, equipment rooms and telecommunications closets.
3.Patch Cords-A cable used to connect equipment to the telecommuni-cations outlet in the user work area.
4.Connectors- a device attached to the end of a cable, receiver, or light source that joins it with another cable, device or fiber. A connector is a mechanical device used to align and join two conductors or fibers together to provide a means for attaching and decoupling it to a transmitter, receiver, or another fiber.
5.Conduit-A rigid or flexible metallic or nonmetallic raceway of circular cross section in which cables are housed for protection and to prevent burning cable from spreading flames or smoke in the event of a fire.
6.Racks-A frame- like structure where patch panels, switches, and other network equipment are installed. The typical dimension is 19 inches.
7.Punch Down Blocks- A generic name for any cross- connect block where the individual wires in UTP are placed into a terminal groove and “ punched down” with a special tool.
8.Conolidation Points- A location defined by the ANSI/ TIA/ EIA- 568- B stan-dard ANSI/TIA/EIA-568-Bstan-dard for interconnection between horizontal cables that extends from building pathways and horizontal cables that extend into work area pathways.
9.Crimpers-A device that is used to install a crimp- on connector. Crimping involves the act of using the crimping tool to install the connector.
10.Fish Tape-Also called fish cord. A tool used by electricians to route new wiring through walls and electrical conduit.
11.Cable Toner-cable tester is an electronic device used to verify the...

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