Hirschmann GREYHOUND GMM 40, Руководство пользователя

Страница: 69 / 76

Installation GREYHOUND Switch
Release 01 04/2016
69
Product
code
M-FAST-
SFP-... Wave
length Fiber System
attenuatio
n Example
for F/O line
length
a
a. including 3 dB system reserve when compliance with the fiber data is observed
Fiber
attenuation BLP/
dispersion
-MM/LC... MM 1310 nm 50/125 µm 0-8 dB 0-5 km 1.0 dB/km 800 MHz×km
-MM/LC... MM 1310 nm 62.5/125 µm 0-11 dB 0-4 km 1.0 dB/km 500 MHz×km
-SM/LC... SM 1310 nm 9/125 µm 0-13 dB 0-25 km 0.4 dB/km 3.5 ps/(nm×km)
-SM+/LC... SM 1310 nm 9/125 µm 10-29 dB 25-65 km 0.4 dB/km 3.5 ps/(nm×km)
-LH/LC... SM 1550 nm 9/125 µm 10-29 dB 47-104 km 0.25 dB/km 19 ps/(nm×km)
-LH/LC... SM 1550 nm 9/125 µm 10-29 dB 55-140 km 0.18 dB/km
b
b. with ultra-low-loss optical fiber
18 ps/(nm×km)
Table 8: Fiber port 100BASE-FX (SFP fiber optic Fast Ethernet Transceiver)
Product code
M-SFP-2.5-... Wave
length Fiber System
attenuatio
n Example
for F/O
cable
length Fiber
attenuatio
n BLP/
dispersion
MM/LC EEC MM 850 nm 50/125 µm 0-4 dB 550 m 3.5 db/km 2000 MHz×k
m
MM/LC EEC MM 850 nm 50/125 µm 0-4 dB 1312 ft
(400 m) 3.5 db/km 500 MHz×km
MM/LC EEC MM 850 nm 62.5/125
µm 0-4 dB 558 ft
(170 m) 3.5 db/km 200 MHz×km
SM-/LC EEC SM 1310 nm 9/125 µm 0-8.5 dB 5 km 0.55 db/km
(GR-253 CORE)
SM/LC EEC SM 1310 nm 9/125 µm 0-13 dB 20 km 0.55 db/km
(GR-253 CORE)
SM+/LC EEC SM 1310 nm 9/125 µm 12-25 dB 45 km 0.55 db/km
(GR-253 CORE)
Table 9: F/O port 2.5 Gbit/s (SFP fiber optic Gigabit Ethernet transceiver)
10/100/1000 Mbit/s twisted pair port
Length of a twisted pair segment max. 100 m (for cat5e cable)