Chapter 1 Product Introduction
DXC8 crossing connection device provide 8 E1 interface, which has 256-8 any time the function of the cross connection, the equipment port density high, test function is strong, compact structure, convenient operation, has the rich management, maintenance and testing function, can realize the effective management of the transmission network, the reliable network protection/recovery, and automation wiring and monitoring, and can be widely used in the special line scheduling, TV conference, telephone, radio and television, file transfer business.
Integrated circuit based on independent intellectual property
Flexible configuration system clock, 8 E1 route clock or the
local clock establish willfully,to facilitate the Web sync.
Provides 8 E1 interface, 256-8 time slots in any cross.
For broadcast-style Cross,one way to multiple E1 information
at the same time radio direction.
Through the cross connection configuration can be set E1
loop back function, facilitate debugging, fault location.
E1 interface compatible with ITU-T G-703, g.726 and g. 823
E1 interface module contains the built-in clock recovery
circuit and HDB3 decoding circuit
With the company's E1 port FMO-V35S and FE1 optical fiber
Modem couplets, can DXC equipment in the Internet tube
FMO-V35S and FE1 optical fiber Modem equipment
When DXC through the E1 Internet, but through the E1 time
buttress 0 remote management DXC equipment
Centralized monitoring, facilitate maintenance management
1.3 parameters and index
Standard: E1 interface compatible with G.703 standard.
Rate: n*64 kbps (n= 10-31)
Impedance: 75Ω (unbalance), 120Ω (balance)
Connector: BNC (75Ω), RJ45 (120Ω)
Jitter Performance: According to G.742 and G.82
1.4 working conditions
Input voltage: AC180V ~ 260V; DC-48V; DC+24V
Power consumption: ≤5W
Operating temperature: 0°C ~ 50°C
Storing temperature: -40°C ~ +70°C
Relative humidity: 95 %
Without causticity or solvent gas, no floating dust, no electromagnetic interference.
Desktop equipment: 483 (wide) x 138 (deep) x 44 (high) mm