Connection Information - Juniper ERX-1410 Installation And User Manual

Connection Information

Table B-3 Connection information for module assemblies
Assembly Line
Name and Module
Capability Label
CE1 CE1
cOC3/STM1 cOCx/STMx
multimode F0
cOC3/STM1 cOCx/STMx
single mode F0
intermediate
reach
Table B-3 shows the names of the line modules and I/O modules that you
can combine to form the different module assemblies. This table also
provides cabling specifications for the I/O modules.
I/O Module No. of
Label Ports
CE1 20
FULL
I/O
cOC3 4
STM1
F0 I/O
MULTI
MODE
cOC3 4
STM1
F0 I/O
SINGLE
MODE
Connector Type Cabling Specifications
• RJ-48C,120 ohm •
• BNC, 75 ohm
via a balun panel •
that connects to
the I/O module
SC full duplex •
•
•
•
SC full duplex •
•
•
•
Connection Information
ERX Edge Routers
Use shielded cables to
maintain EMC compliance.
The transmitted signal
complies with ITUT G.703:
Physical/electrical
characteristics of hierarchical
digital interfaces (November
2001) for cable lengths up to
450 m (492 yards).
Tx power:
›
min: –19 dBm
›
max: –14 dBm
Center wavelength: 1310 nm
Rx input power:
›
min: –30 dBm
›
max: –14 dBm
Rated for 2 km (1.2 miles)
over 62.5-micron core cable
with an optical loss of 0–9 dB
or 50-micron core cable with
an optical loss of 7 dB
Tx power:
›
min: –15 dBm
›
max: –8 dBm
Center wavelength: 1310 nm
Rx input power:
›
min: –31 dBm
›
max: –8 dBm
Rated for 15 km (9.3 miles) of
9-micron core cable
B-7