E1 Interface:
n Line Rate: 2. 048Mbps±50ppm
n Line Code :
HDB3
n Interface
Standard: ITU-T G.703
n E1 Impedance: 75Ω(unbalance) and 120Ω(balance)
n Connections :
dual coax BNC and 120 -ohm twisted -pair (RJ45)
n Jitter
tolerance : finer than G.742 and G.823
Optical
interface:
n Optical Interface:Fully Complaint G.957
n Transmitter: Class 1 Laser Complaint with IEC 60825-1
n Optical wavelength: 850nm/1310nm for multi-
mode optical interface,
1310nm/1550nm
for single-mode optic interface
n Optical interface: SC/FC
n Receiving and dispatching module: >-6dBm
n Optical receiver receiving sensitivity
<-36 (BER<10):
n Dynamic range receiving: >-30dB
n Transmitting range: Multi-mode 2 Km, single-mode
20Km,single-mode 40Km, single-
mode 60 Km, single-mode 120Km
10/100Base-T
Interface:
Rate:
10/100M, full/duplex auto-negotiation
Protocol:
Support IEEE 802.3,IEEE 802.1Q (VLAN)
MAC Address Entiries: 4096 Entiries
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
AC165V~AC240V
Power Consumption:
<=3 Watts
Environment condition:
Operating temperature:
0C~+50 C
Storage temperature:
-20 C~+70 C
Relative temperature: 95% (uncondensed)
Dimension 19inch rackmoun :
² 433mm(L)
² 138mm(W)
² 44mm(H)