4
Reviewing Connectivity Guidelines
The AT-B15/SX has one 1000BASE-SX fiber optic port with an SC connector.
This module operates at 1Gbps and supports auto-negotiation for duplex mode
(half- or full-duplex) and flow control. Refer to Table 2 for the cabling
specifications for this module.
The AT-B15/LX has one 1000BASE-LX fiber optic port with an SC connector.
This module operates at 1Gbps and supports auto-negotiation for duplex mode
(half- or full-duplex) and flow control. Refer to Table 3 for the cabling
specifications for this module.
The AT-B17 expansion module has two 100BASE-FX ports with SC
connectors. For cabling specifications for this module, refer to the
AT-8324SX
Fast Ethernet Switch Installation Guide
.
Table 2
Cabling Specifications for the AT-B15/SX Expansion Module
Cable
Fiber Bandwidth
Minimum to Maximum
Cable Length
62.5/125 micron multi-
mode fiber
160 MHz/km
2-220 m (7-722 ft)
200MHz/km
2-275 m (7-902 ft)
50/125 micron multi-
mode fiber
400MHz/km
2-500 m (7-1641 ft)
500 MHz/km
2-550 m (7-1805 ft)
Table 3
Cabling Specifications for the AT-B15/LX Expansion Module
Cable
Fiber Bandwidth
Minimum to Maximum
Cable Length
62.5/125 micron multi-
mode fiber
500 MHz/km
2-550 m (7-1805 ft)
50/125 micron multi-
mode fiber
400MHz/km
2-550 m (7-1805 ft)
500 MHz/km
2-550 m (7-1805 ft)
9/125 micron single-
mode fiber
N/A
2-5 km (7-16,404 ft)