beautypg.com

Hitachi GR2000 User Manual

Page 190

background image

requires an optical fiber cable with the specifications shown in Figure 3-85. One or
more cables of the same type is recommended to be prepared for spare. Table 3-99
shows the router’s optical interface specifications for 100BASE-FX and
1000BASE-LH single-mode connections.

Boundary with network: router’s connector

Graded index single-mode fiber
• 100BASE-FX: 9.5/125 µm core/clad, 1300 nm wavelength, max. attenuation 0.6

dB/km (max. 15 km) or 0.3 dB/km (max. 40 km)

• 1000BASE-LX: 9.5/125 µm core/clad, 1500 nm wavelength (max. 40 km, 80 km, 100 km
• 1000BASE-LH: 9.5/125 µm core/clad, 1500 nm wavelength, max. attenuation 0.3

dB/km (max. 70 km)

2-core SC
connector

2-core SC
connector