Netgear FS524 FS516 Installation Guide - Page 38
Cable Lengths, Cable Specifications, feet 3 meters from the wall outlet to the desktop device
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Installation Guide for the Model FS516 Fast Ethernet Switch Cable Lengths Category 5 distributed cable that meets ANSI/EIA/TIA-568-A building wiring standards can be a maximum of 328 feet (100 meters) in length, divided as follows: • 20 feet (6 meters) between the hub and the patch panel (if used) • 295 feet (90 meters) from the wiring closet to the wall outlet • 10 feet (3 meters) from the wall outlet to the desktop device The patch panel and other connecting hardware must meet the requirements for 100 Mbps operation (Category 5). Only 0.5 inch (1.5 cm) of untwist in the wire pair is allowed at any termination point. Cable Specifications Table C-1 lists the electrical requirements of Category 5 cable. Table C-1. Electrical Requirements of Category 5 Cable Specification Category 5 Cable Number of pairs Four Impedance 100 Ω ± 15% Mutual capacitance at 1 KHz ≤ 5.6 nF per 100 m Maximum attenuation (dB per 100 m, at 20° C) at 4 MHz: 8.2 at 31 MHz: 11.7 at 100 MHz: 22.0 NEXT loss (dB minimum) at 16 MHz: 44 at 31 MHz: 39 at 100 MHz: 32 C-2 Cabling Guidelines