Hirschmann RS20 series User Manual page 71

Network range

Note: The line lengths specified for the transceivers apply for the
respective fiber data (fiber attenuation and BLP/dispersion).
Product Wave
code length
M-SFP-...
-SX/LC... MM 850 nm
-SX/LC... MM 850 nm
-MX/LC MM 1310 nm
EEC
-MX/LC MM 1310 nm
EEC
-LX/LC... MM 1310 nm
-LX/LC... MM 1310 nm
-LX/LC... SM 1310 nm
- SM 1310 nm
LX+/LC...
-LH/LC... LH 1550 nm
-LH+/LC LH 1550 nm
-LH+/LC LH 1550 nm
Table 16: Fiber port 1000BASE-FX (SFP fiber optic Gigabit Ethernet Transceiver)
a. including 3 dB system reserve when compliance with the fiber data is observed
b. Using the bandwidth length product is inappropriate for expansion calculations.
c. With F/O adapter compliant with IEEE 802.3-2002 clause 38 (single-mode fiber offset-
launch mode conditioning patch cord)
d. including 2.5 dB system reserve when compliance with the fiber data is observed
Product Wave
code length
M-SFP- TX
BIDI...
Type A SM 1310 nm 1550 nm 9/125 µm 0-11 dB 0-20 km
LX/LC
EEC
Type B SM 1550 nm 1310 nm 9/125 µm 0-11 dB 0-20 km
LX/LC
EEC
Type A LH 1490 nm 1590 nm 9/125 µm 5-24 dB 23-80 km 0.25 dB/km 19 ps/(nm×km)
LH/LC
EEC
Type B LH 1590 nm 1490 nm 9/125 µm 5-24 dB 23-80 km 0.25 dB/km 19 ps/(nm×km)
LH/LC
EEC
Table 17: F/O port (bidirectional Gigabit Ethernet SFP Transceiver)
a. including 3 dB system reserve when compliance with the fiber data is observed
Installation RS20/22/30/32/40
Release 05 12/2015
Fiber System
attenuatio
n
50/125 µm 0-7.5 dB
62.5/125 µm 0-7.5 dB
50/125 µm 0-12 dB
62.5/125 µm 0-12 dB
c
50/125 µm 0-10.5 dB 0-550 m
c
62.5/125 µm 0-10.5 dB 0-550 m
9/125 µm 0-10.5 dB 0-20 km
9/125 µm 5-20 dB
9/125 µm 5-22 dB
9/125 µm 15-30 dB
9/125 µm 15-30 dB
Wave Fiber
length
RX
Example Fiber
for F/O attenuatio
line length n
a
0-550 m 3.0 dB/km
0-275 m 3.2 dB/km
0-1.5 km 1.0 dB/km
0-500 m 1.0 dB/km
1.0 dB/km
1.0 dB/km
d
0.4 dB/km
14-42 km 0.4 dB/km
23-80 km 0.25 dB/km 19 ps/(nm×km)
71-108 km 0.25 dB/km 19 ps/(nm×km)
71-128 km 0.21 dB/km
(typically)
System Example
attenuat for F/O
ion line
a
length
b
BLP /
dispersion
400 MHz×km
200 MHz×km
800 MHz×km
500 MHz×km
800 MHz×km
500 MHz×km
3.5 ps/(nm×km)
3.5 ps/(nm×km)
19 ps/(nm×km)
Fiber Dispersion
attenuatio
n
0.4 dB/km 3.5 ps/(nm×km)
0.25 dB/km 19 ps/(nm×km)
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