PRODUCT： E1-4ETH
GENERAL INFORMATION ：     
    This convertor provide conversion from ITU-T G.703 E1 channel to 4 Ethernet interface.
used widely in connecting between WAN and LAN, monitoring,etc.

PRODUCT CHARACTER：    
(1)Based on self–copyright IC. 
(2)4 switch 10M/100M Ethernet,Semi/full duplex self adapt, support VLAN.
(3)RJ45 interface support auto-mdix.
(4)Provide 2 clock types: E1 master clock, E1 line clock.
(5)provide 3 loop functions: local loop, to remote loop, order remote loop.
(6) support 2 impedances: 75 Ohm unbalance and 120 Ohm balance.
(7)Have Ethernet monitor self-reset function, equipment will not dead.
(8)provide detecting realtime Ethernet communication status.
(9)support 1-4 Ethernet switch function.
(10)Network manager use SNMP. 
(11)Two types:Standalone, desktop, 19inch;Card,usually be inserted in our rack 19 inch.
 
TECHNICAL SPECIFICATION:    
E1 interface    
interface standard according with G.703
Interface Rate 2.048Mbps+-50ppm
Jitter tolerance according with G.742 and G.823.
transmission capability 1*E1
clock  inter-clock, line-clock
connector BNC（75Ω）、RJ45（120Ω）
E1 Impedance 75Ω(unbalance), 120Ω(balance).
10/100 Base-T interface Interface Rate 10/100Mbps 
duplex half and full duplex self-adapt.
Interface character match IEEE802.3, IEEE802.1Q(VLAN).
Connector RJ45, support auto-mdix
   
MAC address capability 4096
working environment  power supply AC220V；AC 110V ；DC –48V；DC +24V
power consumption ≤5W
working temperature: 0°C ~ 50°C
storage temperature: -40°C ~ +70°C
humidity: 95 %

ordering infromation:     
E1-4ETH /AC E1-4ETH interface convertor,75Ω,120Ω,220V
E1-4ETH /DC/48 E1-4ETH interface convertor,75Ω,120Ω,DC-48V
E1-4ETH /DC/24 E1-4ETH interface convertor,75Ω,120Ω,DC+24V

packaging content:     
E1-4ETH interface convertor 1  power supply cable(3*0.75mm2)(for DC -48V) 1 
BNC male plug 2  AC 220V-5V power supply(for AC 220V) 1 
E1-4ETH user manual 1