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Product Description:

    RPM-150S 4E1+4FE Fiber modem also called 4E1 Fiber  optical modem,it is the point to point fiber transmitted device based on the SLSI, it used the compact veneer form ,and can realize 4E1 electro-circuit, one 100M Ethernet data channel Multiplexer and fiber transfers.4E1+100M PDH the function of alarm is consummate ,the integrated rate is high, the power consumption is low, the capability is steady and easy to use.

Technology  Characteristic:

   The device have 4 Etherne ports ,it can setup whether isolation or not isolate for every Ethernet through on-off setting.

    Fiber circuitry speed is 150Mbps

    E1 port code is HDB3,E1 dithering ,transfer speciality, export dithering according to ITU-T G.703,G823 and G.742
    Ethernet port ,supports auto-negotiation for 10M/100M and half/full duplex working mode.
    Self-contained alarm function ,can inspect the real time estate of terminal device.
    As the far-ending device ,can be combined to star-net with rack devices
    Supplies RS232 network manage port.
    Supplies one customer RS232 data channel.
    Single board design, 1U, and 19 Inch standard. 
 

Transmission interface:
  Optical interface:
   Transmit Mode : Single/ Multi-mode
   Module : Single/Double Fiber
   Interface : FC/SC/ST
   Wavelength : 850nm/1310nm/1550nm
   Distance: 2Km/40Km/60Km/120Km
E1 interface: 
   Bit rate : 2.048Mb/s , ±50ppm
   Impedance: unbalanced 75Ωand balanced 120Ω
   HDB3 coding: compliant with ITU-T G.703
   Jitter: complies with ITU-T G.823 and G.742. Seeing appendix
Ethernet interface:
   Minimum frame length: 64 bytes
   Maximum frame length: 1536 bytes
   MAC address aging time: 5 minutes
General characteristics
   Input power voltage: Permit -36V ~ -72V (DC) when -48V
   Permit ~165V ~ ~264V when AC220V
   Power Consumption : < 5W
   Environment Temperature : 0-50Celsius degree
   Size : 483×160×44mm
   Net Weight : 2Kg