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1.0 Cable Types (Data Communications Cabling)




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This article is from the Data Communications Cabling FAQ, by Peter Macaulay pmac@fox.nstn.ca with numerous contributions by others.

1.0 Cable Types (Data Communications Cabling)

Communications Cable: primarily for telephone cable
Class 2 Cable: signaling cable primarily for data communications
Riser: vertical shaft used to route cable between floors
Plenum: Heating, Ventilation, Air Conditioning (HVAC) air return
area -- mostly drop ceilings. Also below raised floors
(where the underfloor area is used for ventilation).

 

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