Allied Telesis AT-PBC18 User Manual
Page 60

Installing a Media Converter Module
60
Table 11 lists the cable specifications for the 100Base-FX fiber optic port
for all AT-PB100 Series modules when operating in half-duplex mode.
Table 11 100Base-FX Fiber Optic Port (Half-duplex)
1
1. The total distance of all fiber lengths cannot exceed the limits stated in the table. Each media converter used inline within a
single collision domain reduces the overall segment length by 40 meters (131 feet).
Number of Media
Converters
Connected Devices
Maximum
Distance
One Media Converter
Inline
Switch to Switch
372 m (1,221 ft)
Workstation to Switch
372 m (1,221 ft)
Switch to Class I
Repeater
137 m (450 ft)
Switch to Class II
Repeater
185 m (607 ft)
Two Media Converters
Inline
Switch to Switch
332 m (1,089 ft)
Workstation to Switch
332 m (1,089 ft)
Switch to Class I
Repeater
97 m (318 ft)
Switch to Class II
Repeater
145 m (476 ft)