Detailed Product Description
4E1+100M PDH Multiplexer is developed based on the VLSL chips,it realizes multiplexing and optical transmission of 4E1 circuit and one 100M Ethernet data channels,it holds the function of orderwire phone and user's extension channels
Technology Features:
Supplies 4 transparent E1 and one 100M wire speed Enternet
Fiber line bit rate is 150Mbps
Ethernet interface supports automatic negotiation feature,full duplex/half duplex and 10M/100M working mode
Ethernet interface supports VLAN
All necessary alarm functions,supervises the real-time status of remote terminal
The orderwire phone uses the ordinary telephone
As the remote terminal device,making up of the star-network with the rack device
Supplies RS232 network management interface
Supplies one user RS232 transparent data channels
Single board design, 1U, and 19 Inch standard
AC 220 or DC-48 is optional
Interface Paramters:
Optical interface:
| NAME |
OPTION |
STANDARD |
| Transmit Mode |
Single/ Multi-mode |
Single Mode |
| Module |
Single/Double Fiber |
Double Fiber |
| Interface |
FC/SC/ST |
FC |
| Wavelength |
1310nm/1550nm |
1310nm |
| Distance |
2Km/40Km/60Km/120Km |
40Km |
E1 Interface:
Bit rate:2048Kbps±50ppm
Impedance:75Ω unbalanced(120ohm balanced optional, please declare in advance if you need balanced one)
Coding:HDB3,according to ITU-T G.703
Orderwire phone:
Ordinary 2 line phone
64Kbps PCM coding
When local terminal pick up the phone, remote terminal ring and local terminal ring back tone
Anyone terminal hang up, remote terminal shows busy
It will have howler tone when remote terminal hang up and local terminal doesnt in one minute
Working condition :
Input voltage range : -48V,permit -36V~-72V(DC);220V,permit 165~264(AC)
Power Consumption : 5W
Environment Temperature : 0-50
Humidity:95%,uncondensation
Other Characters:
Dimension:483mm*44mm*180mm
Weight:900g
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