Allied Telesis AT-FS202SC/FS1 - Manual (Page 28)

Chapter 2: Installation
18
Planning the Installation
Be sure to observe the following guidelines when planning the installation
of your converter.
ˆ The end-node connected to the 100Base-FX fiber optic port must be
able to operate at 100 Mbps.
ˆ The end-node connected to the 10Base-T/100Base-TX twisted pair
port can operate at either 10 Mbps or 100 Mbps.
ˆ The end-node connected to a port on the switch can be a network
adapter card, repeater, router, hub, or another switch.
ˆ The twisted pair cabling must be kept away from sources of electrical
noise, such as radios, transmitters, power lines, broadband
amplifiers, electrical motor, and fluorescent fixtures.
Table 3 lists the cabling specifications for the twisted pair port.
Table 4 lists the cabling specifications for the fiber optic port when
operating in full-duplex mode.
Table 3. 10Base-T/100Base-TX Twisted Pair Cabling Specifications
Operating
Mode
Cable Type
Maximum
Operating
Distance
10Base-T Shielded or unshielded Category 3
or better 100 m (328 ft)
100Base-TX Shielded or unshielded Category 5
or better 100 m (328 ft)
Table 4. 100Base-FX Fiber Optic Cabling Specifications (Full-duplex)
Model Cable Type
Maximum
Operating
Distance
1
Maximum
Allowable Loss
Budget
AT-FS201 50/125 or
62.5/125
micron
multimode 2 km
(1.24 mi) 9.3dB @ 1310nm
(50/125 MMF)
12.8dB @ 1310nm
(62.5/125 MMF)