Product Characteristic
● Integration of SDH and EOS allows the access of various services.
● Provide up to 6 physically independent 10/100Mbps Ethernet interfaces.
● Multiple clock modes available, including
crystal oscillating clock, line-extracted clock and external clock 2MBIT/2MHZ.
● Complete LED alarm indication on front panel.
● Dual SDH optical or electrical interfaces for the set-up of chain network or redundant ring network.
● FC/SFP optical transceivers available, FC by default.
● Network-wide management, simple configuration.
● DC48V and AC220V power supply optional.
Optical interface parameters
|
Rage
|
155.520Mbps±4.6ppm
|
|
Compliance
|
ITU-T G/957/G.958
|
|
Media types
|
ITU-T G.652/G.653,SM
|
|
Wavelength
|
1310nm
|
|
No-relay transmitting range
|
40km
|
|
Sensitivity
|
Better than -36Db
|
|
Connector
|
FC/SC
|
|
Interface
|
S-1.1/L1.1/L1.2
|
|
Name
|
Unit
|
155Mbps optical interface
|
|
Transmitting code
|
|
NRZ code
|
|
Diaital signal
Nominal bit rate error tolerance
|
Kb/s
|
Compliant with G.707,
G.958
155.52Mbit/s±4.6ppm
|
|
|
S-1.1
|
L-1.1
|
L-1.2
|
|
Working wavelength
|
|
1261-1360
|
1280-1335
|
1480-1580
|
|
Sender at reference point S
—Type of light source
Spectral characteristic
—maximum rms value width
—maximum shy;20dB width
—minimum SMSR
Average Optical Transmit Power
—maximum
—maximum
—maximum extinction ratio
|
nm
nm
Db
dBm
dBm
db
|
MLM
7.7
—
—
-8
-15
8.2
|
MLM
4
—
—
0
-5
10
|
SLM
—
1
30
0
-5
10
|
SLM
—
1
30
0
-5
10
|
|
Optical path at point S and point R
—attenuation range
—maximum dispersion
Optical cable facility at S point
—minimum return loss
—maximum discrete reflectance
between point S and point R
|
dB
ps/nm
dB
dB
|
0～12
96
NA
NA
|
10～28
185
NA
NA
|
10～28
NA
NA
NA
|
10～28
NA
20
-25
|
|
Receiver at reference point R:
—minimum sensitivity(when
BER is 10E?shy;10)
—minimum overload(when BER
is 10E?shy;10)
—maximum optical path
penalty
—maximum reflection of the
receiver at point R
|
dBm
dBm
dB
dB
|
-28
-8
1
NA
|
-34
-10
1
NA
|
-34
-10
1
NA
|
-34
-10
1
-25
|
Power supply
● working voltage range wide, good
● anti-disturb and Isolation, work stable
● option I – DC-48V,range DC-36V~DC-72C
● option II – AC220V,range AC90V~AC260V
● Power Consumption: <=3 Watts
Environment condition
● Operating temperature: 0C~+50 C
● Storage temperature: -20 C~+70 C
● Relative temperature:95% (uncondensed)
|
E1 interface:
● Interface code: HDB3 code
● Line speed: 2.048Mbp/s ±50ppm
● Interface standard: ITU-T G 703
● Interface impedance:
75Ω/unbalanced (BNC) or120Ω/balanced (RJ45)
Allowed attenuation: 0~6dBm
10/100Base-T Port:
● Rate: 10/100M, full/duplex auto-negotiation
● Protocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)
● MAC Address Entiries: 4096 Entiries
Connector: RJ45
Application 1: Point to point
|
Application 2: Chain network
