8 channel telephone multiplexer over E1 cable
Overview
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
ØBased on self -copyright IC
ØCan monitor the remote alarm status
ØE1 interface comply with G.703, adopts digital clock recovery and smooth phase-lock technology
ØVoice port supportsFXO and FXS port, EM2/4 audio interface, FXO port docking with program-controlled
Øswitchboard, FXS port connected to the user's telephone;
ØProvide4 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
ØEthernet interfacesupports10M/100M, half/full duplex auto- adaptable and VLAN
ØEthernet interface supports AUTO-MDIX (crossed line and straightly connected line self-adaptable )
Ø1-8Channel voice access, supports caller ID feature and reverse polarity billing functions
ØSupport various sites mutual number allocation function
ØHave LED when the device is power-off or E1 line is broken or lose signal;
ØProvide 2 clock types: E1 master clock and E1 line clock
ØHavethree Loop Back Mode: E1 interface Loop Back (ANA),Ethernet interface Loop Back(DIG),Command the remote Ethernet interface Loop Back(REM)
ØHave pseudo random code test function, easily line opened, can be used as a 2M BER Tester
ØE1 interface can support N*64k(N=1-32)rate, the rate is 64K-2048K
ØAC 220V, DC-48V, DC24Vcan be optional
Technical Parameters
E1 Interface
Interface Standard: comply with protocolG.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
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 Type216 X138 X31mm ( WX DXH)
19 inch 1U 483 X138 X44 mm( WX DXH))
Piece Weight: 2.1KG
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)
Networking 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.
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