3Com 7754 Installation Manual page 21

24-port 100BASE-FX
MMF FE Module
Table 25 Specifications for the
Specification
Dimensions (L X W)
Maximum power consumption
Connector
Number of ports
SFP module
Port transmission speed
Compliance
Table 26 lists the cables for the 48-port 100BASE-X (SFP) ports
Cables for the 48-port 100BASE-X SFP
Table 26
Central
wave-
SFP module length
100BASE-FX-MM-SFP 1310nm
100BASE-FX-SM-SFP 1310nm
100BASE-FX-SM-LR-S 1310nm
FP
100BASE-FX-SM-VR-S 1550nm
FP
The 24-port 100BASE-FX MMF FE module provides 24 100 Mbps multi-mode
Ethernet optical port service channels.
Figure 16 illustrates the 24-port 100BASE-FX MMF FE module.
48-port 100BASE-X SFP
Description
366.7 x 340 mm (14.4 x 13.4 in.)
36.5 W
LC
48
100BASE-FX-MM-SFP
100BASE-FX-SM-SFP
100BASE-FX-SM-LR-SFP
100BASE-FX-SM-VR-SFP
100 Mbps full-duplex
1EEE 802.3
1EEE 802.3u
1EEE 802.3x
1EEE 802.3ad
1EEE 802.1p
1EEE 802.1D
1EEE 802.1Q
1EEE 802.1X
1EEE 802.1s
1EEE 802.1w
Module
Connector Matching cable
LC multimode optical fiber
cable
9/125 µm single mode
optical fiber cable
I/O Modules
Module (continued)
Maximum
transmission
distance
2 km (1.2 mi)
15 km (9.3 mi)
40 km (24.9 mi)
70km (43 mi)
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