ServerNet Cluster Manual

Planning for Installation
ServerNet Cluster Manual—520575-003
2-12
Fiber-Optic Cable Information
For more information about fiber-optic cables, see Appendix G, Fiber-Optic Cable
Information.
Table 2-5. Fiber-Optic Cable Requirements
Description Requirements
Supported lengths
•
10 meters
•
40 meters
•
80 meters
•
80 meters, plenum-rated
•
Cables longer than 80 meters are supported for use in a
multilane link if certain requirements are met. See
Table 2-4 on page 2-11.
Connector/receptacle type Duplex SC (See Figure 2-1
on page 2-11.)
Core/cladding diameter 9/125 micrometers
Nominal fiber specification
wavelength
1310 nm
Fiber Corning SMF-28
Operating distance For connections between a node and a cluster switch, a
maximum of 80 m is supported. For connections in a multilane
link, see Table 2-4
on page 2-11.
Bend radius (smallest
allowable bend)
1.8 in. (45 mm)
Channel insertion loss 4.5 dB
Fiber cable attenuation
(max.)
0.5 dB/km
Connector insertion loss 0.5 dB
Maximum loss 10.5 dB
Zero dispersion
wavelength
1300 <= λ
0
<= 1324 nm
Dispersion slope (max.)
(S
O
)
0.093 ps / nm
2
* km
Transmitter output power Minimum: –9.5 dBm
Maximum: –3 dBm
Receiver input optical
power
Minimum: –20 dBm
Maximum: –3 dBm