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Home > Products > Mutiplexers > PDH/SDH Multiplexers > Multiplexer Е3 (12xE1+LAN) > Control Unit with optical network and user Interfaces-E3(12xE1+LAN) :
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Control Unit with one optical network and user interfaces-E3(12xE1+Ethernet)

The control unit functions as network and multiplex unit
Network interfaces: Optical E3
  • Line code: CMI optical
  • Optical TX level: -12dBm
  • Optical RX level: -32dBm
  • Number of interfaces: 1
  • Transmission bit rate: 34 Mbit/s
  • Max. overall single mode cable attenuation: 21dB
  • Wave length: 1300 nm
  • Optical Transmitter: Laser
  • Optical Receiver: PIN photodiode
  • Connector type: FC/PC or SC/PC
  • Optical fiber type: single mode
  • Number of fibers: 2or 1
Tributary Interfaces  
Interface:Ethernet 10/100BT
  • Connector: RJ 45
  • Router/Bridge functionality:
    • Transparent MAC-Layer Bridge (IEEE 802.1d)
    • Up to 10000 MAC-adresses
    • HDLC
    • Full duplex
    • Compress
    • Filtration
Interface: E1 - ITU-T G.703
  • Code: HDB3; AMI
  • Bit rate: 2048 kit/s ±50 ppm
  • Impedance: 75 or 120 ohms
  • Number of ports: 16
  • Transmission length over copper pair: attenuation 6dB@1024kHz
Detection of basic alarms
Management and monitoring: local and remote
Management interface: RS.232
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