E1 Multiplexer

• Based on proprietary integrated circuit; 
•  Modular wide dynamic optical detector 
•  Ethernet interface rate is 10M/100M, half/full duplex auto- adaptable 
•  E1 interface comply with G.703, adopts digital clock recovery and smooth phase-lock technology 
•  1 Channel PCM digital order wire phone
•   Provide two fiber optical ports, 1+1 fiber back up redundancy function
•  When optical lose signal, it can detect the remote device is power off or fiber is disconnected, and indicates alarm by LED 
• The local device can view the remote device working condition 
•  Provide command the remote interface Loop Back, ease line maintenance 
•  The transmission distance is up to 2-120Km without interruption
•  AC 220V, DC-48V, DC24V can be optional 
•  DC-48V/DC24V power supply polarity detection function, Polarity-Free

 Fiber          

Multi-mode Fiber    

 50/125um, 62.5/125um,   

  Maximum transmission distance: 5Km @ 62.5 / 125um

 single mode fiber, attenuation (3dbm/km)

Wave Length: 820nm    

 Transmitting power: -12dBm (Min) ~-9dBm (Max)   

  Receiver sensitivity: -28dBm (Min) 

Link budget: 16dBm Wavelength: 850nm/1310nm

 Connector: FC/SC/ST        

 Single-mode Fiber(if need longer transmitting distance, 60KM,80km, 120km, can customize for user)     

8/125um, 9/125um     

Maximum transmission distance: 40Km    

 Transmission distance: 40Km @ 9 / 125um single mode fiber, attenuation (0.35dbm/km)     Transmitting power: -9dBm (Min) ~-8dBm (Max)  

   Receiver sensitivity: -27dBm (Min) 

Link budget: 18dB 

Wavelength: 1310nm/1550nm 

Connector: FC/SC/ST

 E1 Interface
    Interface Standard:      comply with protocol G.703;
    Interface Rate:             n*64Kbps±50ppm;
    Interface Code:            HDB3;
    E1 Impedance:             75Ω (unbalance), 120Ω (balance);
    Jitter tolerance:            In accord with protocol G.742 and G.823
    Allowed Attenuation:   0~6dBm

Ethernet interface (10/100M)
    Interface rate:              10/100 Mbps, half/full duplex auto-negotiation
    Interface Standard:      Compatible with IEEE 802.3, IEEE 802.1Q (VLAN)
    MAC Address Capability: 4096
Connector:                  RJ45, support Auto-MDIX

RS232/RS485/RS422
Connector: RJ45
Maximum rate: 115.2Kbps
Maximum 4 channel data available

Order Wire Phone
Use standard 2-wire phone set
Channel: 1
Coding: PCM
Bandwidth: 64Kbps
Connector: RJ11

EM 2/4 Line
    AD: 0dB
    DA: -3.5dB
    Two/Four-line Impedance: 600 Ohm
    Return loss: 20 dB

Power
    Power supply: AC180V ~ 260V；DC –48V；DC +24V
    Power consumption: ≤10W

Dimension          
   Product size:   19 inch 1U   485 X138 X45 mm(WXDXH)
   Simple packaging: 522X198X82mm( WXDXH)
   Piece weight:  3KG

 Working environment
    Working temperature: -10°C ~ 50°C
    Working Humidity:        5%~95 % (no condensation)
    Storage temperature:   -40°C ~ 80°C
    Storage Humidity:         5%~95 % (no condensation)