Instruction manual

Appendix B Physical Specifications of Network Interfaces
183
Table B-7 Physical Specifications of 1000BASE-LH
*1 When optical transmission loss is 5.0 dB or less, use an optical attenuator to adjust the loss.
Table B-8 Physical Specifications of 1000BASE-BX
*1 1000BASE-BX10-U and 1000BASE-BX10-D are paired to use.
*2 1000BASE-BX40-U and 1000BASE-BX40-D are paired to use.
*3 When optical transmission loss is 6.0 dB or less, use an optical attenuator to adjust the loss.
Item Physical Specifications
Cable type Single-terminal mode Single-terminal mode (DSF)
Core/cladding diameter 10 µm/125 µm 8 µm/125 µm
Laser center wavelength 1.540 to 1.570 µm
Optical transmission power (mean) 0 to +5.0 dBm
Optical reception power (mean) -22.0 to 0 dBm
Optical transmission loss (max.)
22 dB
*1
Transmission distance 2 m to 70km
Item Physical Specifications
Interface
1000BASE-BX10-U
*1
1000BASE-BX10-D
*1
1000BASE-BX40-U
*2
1000BASE-BX40-D
*2
Cable type Single-terminal mode
Core/cladding diameter 10 µm/125 µm
Laser center wavelength 1.260 to 1.360 µm 1.480 to 1.500 µm 1.260 to 1.360 µm 1.480 to 1.500 µm
Receiving wavelength 1.480 to 1.500 µm 1.260 to 1.360 µm 1.480 to 1.500 µm 1.260 to 1.360 µm
Optical transmission power
(mean)
-9.0 to -3.0 dBm -3.0 to 3.0 dBm
Optical reception power (mean) -19.5 to -3.0 dBm -23.0 to -3.0 dBm
Optical transmission loss (max.) 10.5 dBm
20.0 dBm
*3
Transmission distance 0.5 m to 10 km 0.5 m to 40 km