PRODUCT CHARACTERISTIC
Based on self-copyright IC.
Ethernet port 10/100M half/full duplex self adaptable, supporting VLAN.
conforms to the requirements of G.703, G.704&G.706 of ITU.
E1 can be either framed N*64Kbps (N=1-31) or unframed 2048Kbps
conforms to IEEE 802.3/IEEE 802.3u and has VLAN 802.1Q function.
Support E1 line or T1 line;
E1 can support BNC 75-ohm and RJ45 120-ohm;
Support local and remote loops test, user can test circuitry and diagnose failure conveniently to achieve
port-to-port integrity test.
E1 Interface
Line Rate: N*64Kbps(N=1--31); 2048Kbps
Line Code : HDB3
Interface Standard: ITU-T G.703
E1 Impedance: 75Ω(unbalance) and 120Ω(balance)
Connections : dual coax BNC and 120-ohm twisted-pair (RJ45)
Jitter tolerance : finer than G.742 and G.823
T1 Interface
Line Rate: N*64Kbps(N=1--31)
Line Code : B8ZS
Interface Standard: ANSI T1.403-1999,ANSI T1.408，AT&T TR 62411
T1 Impedance: Balance 100 ohm, RJ45
Format of line frame : Unframed, fully transparent
Clock : Internal clock, slave clock(G.703 clock)
Ethernet Interface(10/100Base-T)
Rate: 10/100M, full/duplex auto-negotiation
Protocol: Support IEEE 802.3,IEEE 802.1Q
(VLAN)
MAC Address Entiries: 4096 Entiries
Total Memory Sizes: 64MBits SDRAM
Physical interface: RJ45, support AUTO-MDIX
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
225mm(L)
145mm(W)
40mm(H)
Application: