Hirschmann BRS20-0400 Series User Manual

Installation BRS20/30/40/50 Release
02
11/2018
69
6.12 Derating due to SFP transceiver
6.12.1 Fast Ethernet SFP transceiver
SFP-GIG-BA LH/
LC EEC
SM 1490 nm 1550 nm 9/125 µm 4 dB ... 24 dB 11.80 mi ...
49.71 mi
(19 km ... 80 km)
0.25 dB/km 19 ps/(nm×km)
SFP-GIG-BB LH/
LC EEC
SM 1550 nm 1490 nm 9/125 µm 4 dB ... 24 dB 11.80 mi ...
49.71 mi
(19 km ... 80 km)
0.25 dB/km 19 ps/(nm×km)
a. MM = Multimode, SM = Singlemode, LH = Singlemode Longhaul
b. Including 3 dB system reserve when compliance with the fiber data is observed.
Product code Derating for a device with operating
temperature +140 °F (+60 °C) per SFP
transceiver used
Derating for a device with operating
temperature +158 °F (+70 °C) per SFP
transceiver used
Order number
M-FAST SFP-MM/LC 0 K a 943 865-001
M-FAST SFP-MM/LC EEC 0 K 0 K 943 945-001
M-FAST SFP-SM/LC 0 K a 943 866-001
M-FAST SFP-SM/LC EEC 0 K 0 K 943 946-001
M-FAST SFP-SM+/LC 0 K 0 K 943 867-001
M-FAST SFP-SM+/LC EEC 0 K 0 K 943 947-001
M-FAST SFP-LH/LC 0 K a 943 868-001
Table 27: Derating due to Fast Ethernet SFP transceiver
Product code
SFP-GIG-B...
Mode
a
Wave length
TX
Wave length
RX
Fiber System
attenuation
Example for F/O
cable length
b
Fiber
attenuation
Dispersion
Table 26: F/O port (bidirectional Gigabit Ethernet SFP transceiver)

Hirschmann BRS20-0400 Series Specifications

General

Brand	Hirschmann
Model	BRS20-0400 Series
Category	Switch
Language	English