4E1 + 4FE 1+1 Fiber PDH Multiplexer

 4E1 + 4FE 1+1 Fiber PDH Multiplexer

 Advantages

· Based on self -copyright  IC

· Modular wide dynamic optical detector

· The device provides master optical fiber interface and backup optical fiber interface, Dual Optical Port backup function ensures that the work will never break

· Ethernet interface rate is 10M/100M, half/full duplex auto- Negotiation

· 4Channel Ethernet interface is switch interface, support VLAN, can set to 4 channel logical isolation

· E1 interface comply with G.703, adopts digital clock recovery and smooth phase-lock technology

· 1Channel PCM digital business phone (optional)

· 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 2 expansion interface, you can extend 1~2Channel asynchronous data, such as  RS232/RS485/RS422/Manchester code;

· 1~2Channel voice,1~4Channel switch , or two/four line audio and  so on

· 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

Overview

This device  provides 1-4Channel E1 interface, master optical fiber interface and backup optical fiber interface, 1-4Channel 10M/100M Ethernet interface (Line Rate 100M) and 2 expansion interface. 4Channel Ethernet interface is switch interface, can support VLAN. 2 expansion interface can be used as the transmission channel of RS232/RS485/RS422 asynchronous data, voice signal, 2/4 line E&M audio signal, switch signal, Ethernet signal (Bandwidth 2M). It is very flexible. It has alarm function. The work is reliable, stable, and low power consumption, high integration, small size.

Technical Indexes

Application