国产AV中文字幕,人人操天啪,中国性爱一区,真人成人免费在线

Hello, Welcome to FCTEL Technology Co.,Ltd
National service hotline:+086 0571-87007055/56/57 CN

WE ONLY FOCUS ON TRANSMISSION AND ACCESS

Products center

E1-8*POTS + 4RS232 FiberMux(Desktop Tpye)

Type:FCC-E1O8R4/FCC-E1S8R4 Message

Description:E1-8 * telephone+4RS-232/422/485/ Support 4U rackmount

Product Description
                   The equipment for mini there 4U rack card type which provides 8 telephone output or four-way RS232. 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.
Functional Properties

◆   based on proprietary integrated circuits;

◆   alarm status can be monitored on the end;

◆   E1 interface complies with G.703 all-digital clock recovery and smooth phase-locked technology;

◆   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;

◆   providing four expansion interface can be extended from 1 to 4 asynchronous data such as RS232 / RS485 / RS422 / Manchester codes;

     or 1 to 8-way switch 1 to 4-way voice or two / four-wire audio etc.;

◆   Ethernet interface 10M / 100M full / half duplex fully adaptive support VLAN division;

◆   Each Ethernet ports support Auto-MDIX (cross / straight cable adaptation);

◆   8 road voice access support caller ID function and reverse polarity billing functions;

◆   Support Telephone Number mutual function of each site;

◆   E1 signal can be detected as a barrier to the end device is lost or shut E1;

◆   provide two kinds of clock ways: E1 master clock E1 line clock;

◆   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);

◆   There are pseudo-random code test function (PATT) to facilitate the opening line which can be when one of E1 BERT to use;

◆   multiple power mode options: AC220V DC-48V / DC24V etc;

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

◆   Ethernet interface(100/100M)

    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 Type    216X140X31mm(WXDXH)

                          19inch       485X200X45mm(WXDXH)

    Simple packaging:  mini   274X193X84mm(WXDXH)

                            19inch    522X198X82mm(WXDXH)

    Piece Weight :    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)

Application Scheme

Applications  1

                                                                                          Access ordinary voice services

 

Applications  2

                                                                                                         Access Hotline

DataSheet Download
?
91久久国产| 亚洲无码足交| 久久一区视频进入| 99精品视频在线观看播放 | 激情综合激情综合| 五月综合久久不能| 国产精品黄片站| 久热中文字幕无码视频| 天天射天天干天天干| 91人人澡人人妻人人精品| 无码暖暖高清视频| 最近更新在线中文字幕人妻 | 国产精品毛片高清在线| 中文精品久久久久国产网站| 国外九九九| 久久AⅤ一区二区三区| 国产国产成人精品久久| 精品国产亚洲一区二区在线3d| 日韩精品 久久| 欧美日韩国产在线观看一区二区三区| 不卡AV在线无码| 激情欧美一区二区三区| 2019精品国产不卡在线观看| 色婷婷丁香在线| 麻豆视频精品伊人| 日韩香蕉久久一区| 中文字幕免费视频天天在线观看| 国产又粗又大毛片无码久久| 美女少妇销魂在线观看| 欧美日韩欧美日韩| 本首综合久久久| 一区二区三区白浆| 午夜影院免费| 色噜噜狠狠狠狠色综合久一| 国产欧美日韩综合在线一区二区| 国产一区二区三区精点黄色电影| 色婷婷无码在线观看| 亚洲最新版av无码中文字幕| 成人午夜在线视频| av 在线 自慰| 中文国产成人精品久久不卡|