Mini-Gbic Modules - Ruijie RG-AP820-I Installation And Reference Manual

Hardware Installation and Reference Guide
7.2

Mini-GBIC Modules

We provide appropriate SFP modules (Mini-GBIC) modules according to the port types. You
can select the module to suit your specific needs. The following models and technical
specifications of some SFP modules are listed for your reference.
Table 7-1 Models and Technical Specifications of the SFP Module
Wavelen
gth (nm)
1310Tx/1
550Rx
Table 7-2 Cabling Specifications of the SFP Module
Port
LC
Caution

For the fiber module with transmission distance exceeding 40 km and more, one on-line
optical attenuator should be added on the link to avoid the overload of the optical receiver
when short single-mode optical fibers are used.

Fiber modules generate laser. Do not stare at light source.

To keep fiber modules clean, please use dust caps when the modules are not connected
with fibers.
Suppor
Media
t DDM
Type
(Yes/No)
Single-
No
mode fiber
Media Type
Single-mode fiber
Intensity of
Transmitted Light
(dBm)
min max
-9 -3
Core Size (μm)
9/125
31
Appendix
Intensity of
Received Light
(dBm)
min max
- -18
Cabling Distance
0.3 km