G.703 voice mux E1 PCM 8 lines telephone extender PCM MUX e1 multiplexer

8 lines FXO/FXS over E1 mux , pcm mux

Overview

FC-PCM8F series E1-8Voice+4RS232 Multiplexerprovides oneE1 interface,8 Channel telephoneoutput, 4 ChannelRS232/422/485 and 4Channel Ethernet optional. The device circuit is the digital circuit. The working is reliable, stable, and low power consumption, high integration, small size, ease of installation and maintenance.Many customers are leased from telecom operators E1 line used in computernetworking, can use this device in the E1 leased line opened on a few channel telephone. Then between Headquarters and the branchcan call for free.Wide industry application . to expand special function according to different industries

Features

• E1 interface comply with G.703, adopts digital clock recovery and smooth phase-lock technology
• Voice port supportsFXO and FXS port, EM2/4 audio interface, FXOport docking with program-controlled switchboard, FXS port connected to the user's telephone;
• Voice FXO/FXS access, supports caller ID feature and reverse polarity billing functions
• Support various sites mutual number allocation function
• Provide 4 expansion interface, you can extend 1~4Channel asynchronous data, such as RS232/RS485/RS422/Manchester code; 1~4Channel voice, 1~8Channel switch , or two/four line audio and so on
• Ethernet interface supports10M/100M, half/full duplex auto- adaptable,support VLAN
• 4Channel Ethernet interface is switch interface,support VLAN, can set to 4 channel logical isolation
• Ethernet interface can support AUTO-MDIX (crossed line and straightly connected line self-adaptable )
• Thetransmission distance is up to 2-120Km without interruption
• AC 220V, DC-48V, DC24V can be optional

Technical Parameters

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

FXS Phone Interface

Ring voltage: 75V
Ring frequency: 25HZ
Two-line Impedance: 600 Ohm (pick up)
Return loss: 40 dB

FXO Switch Interface

Ring detect voltage: 35V
Ring detection frequency: 17HZ-60HZ
Two-line Impedance: 600 Ohm (pick up)
Return loss: 40 dB

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:Mini Type216X138X31mm(WXDXH)
19 inch 1U485X200X45mm(WXDXH)
Piece Wieght : mini 1KG / 19inch 2.4KG

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)

Network application

Our service

1. The good constructionwarranty-3years
2. Your client satisfied on the right schedule and quality
3. You canget a good reputationfrom your market and obtain more orders
4. Our professional service before and after sale
5. The reasonable price
6.Any query from you are welcome and will be replied within 24 hours.