Provide 4/8/16E1 channels and 1 optional port 10/100Mbps Ethernet channel ,Fiber port bit rate:155Mps,up to 120km distance without repeater.

E1 Line code: HDB3, compliant to G.703, G.823 and G.742.

E1 channel support both 75ohm & 120ohm impedance

Ethernet port support 10/100Mbps auto-detection, Full/Half Duplex auto-negotiation

Ethernet port can transmit VLAN tag

Complete alarm functions

Provide an RS232 asynchronous interface

Support the local/remote E1 loop back

Remote loop back provided by software and hardware

Provide RS232 port for management, GUI interface

Stand alone,220VAC or -48VDC power supply optional

Specification

■Optical Port 
Port number: 1
Bit rate: 155Mb/s+/-50ppm
Wavelength: 1310nm, 1550nm
Distance: 0 - 120Km
Connector: FC/PC

■E1 Port
Port number: 4
Bit rate: 2.048Mbps(+/-100ppm)
Impedance: 75ohm or 120ohm
Line Code: HDB3, compliance with ITU-T G.703

■Ethernet Port
Port number: 1 optional
Speed: 10/100Mbps line speed
Duplex: Half/Full auto-negotiate
Frame Size: 64 - 1536 bytes
MAC address: 1k
MAC aging time: 5mins

Power Supply
Input voltage：When -48V， -40V ～ -60V (DC) is allowed
When ~220V， -175V ～ ~264V (AC) is allowed.
Overall power ：5W

Operating Environment
Temperature：0℃--45℃
Humidity：95％，no condense

Standalone Size
483mm(L)×44.45mm(W)×200mm(H)