Address
5Floor NO.4 Building Fuhai Industry Zone Fuyong Twon Baoan Shenzhen 518103
Work Hours
Monday to Friday: 9AM - 6PM
Weekend: 10AM - 5PM
E1-8PCM Multiplexer
E1-8 * telephone,Desktop Tpye or 19”inch 1U, Support 4U rackmount, SNMP
描述
Overview
This device is a desktop, there 4U rack card type, which provides telephone outputs 1-4, Equipment electrical part for the whole digital circuits, machine reliability, stability, low power consumption, high integration, small size, easy installation and maintenance. Many customers are telecommunications operators E1 leased lines used in computer networking, this equipment can be rented at the E1 line opened a few road phone, you can make free calls between headquarters and branch offices of this.
This device is a desktop, there 4U rack card type, which provides telephone outputs 1-4, Equipment electrical part for the whole digital circuits, machine reliability, stability, low power consumption, high integration, small size, easy installation and maintenance. Many customers are telecommunications operators E1 leased lines used in computer networking, this equipment can be rented at the E1 line opened a few road phone, you can make free calls between headquarters and branch offices of this.
Features
Ø Based on proprietary integrated circuits;
Ø alarm status can be monitored on the end;
Ø E1 interface complies with G.703, all-digital clock recovery and smooth phase-locked technology;
Ø support FXO voice port FXS ports and ports, EM2 / 4 audio interface, FXO port and PBX docking port and the user is connected to FXS telephone;
Ø 8 road voice access, support caller ID function and reverse polarity billing functions;
Ø Support Telephone Number mutual function of each site;
Ø E1 signal can be detected as a barrier to the end device is lost or shut E1;
Ø provide two kinds of clock ways: E1 master clock, E1 line clock;
Ø provides three kinds of loopback: E1 local loopback (ANA), the Ethernet interface to the remote loopback (DIG), command peer Ethernet interface to the local loop (REM);
Ø There are pseudo-random code test function (PATT), to facilitate the opening line, which can be when one of E1 BERT to use;
Ø E1 can support N * 64k (N = 1-32) rate, that rate is adjustable from 64K-2048K;
Ø multiple power mode options: AC220V, DC-48V / DC24V, etc;
u 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
u FXS Phone Interface
Ring voltage: 75V
Ring frequency: 25HZ
Two-line Impedance: 600 Ohm (pick up)
Return loss: 40 dB
u FXO Switch Interface
Ring detect voltage: 35V
Ring detection frequency: 17HZ-60HZ
Two-line Impedance: 600 Ohm (pick up)
Return loss: 40 dB
u EM 2/4 Line
AD: 0dB
DA: -3.5dB
Two/Four-line Impedance: 600 Ohm
Return loss: 20 dB
u Power
Power supply: AC180V ~ 260V；DC –48V；DC +24V
Power consumption: ≤10W
u Dimension
Product Size: Mini Type 216X140X31mm(WXDXH)
19inch 485X200X45mm(WXDXH)
Simple packaging: mini 274X193X84mm(WXDXH)
19inch 522X198X82mm(WXDXH)
Piece Weight : mini 1KG / 19inch 2.4KG
u 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)
Application：
