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

E1-16PCM Multiplexer(19 inch)

Type:FCC-E1O16/FCC-E1S16 Message

Description:E1-16 * telephoneDesktop Tpye or 19\'\'inch 1U Support 4U rackmount SNMP

Product Description
              This device is 1U there 4U rack card type which provides telephone outputs 16 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;

◆   16 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;

◆   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

◆   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

DataSheet Download
?
人妻无码中文字幕笫区| 欧美熟妇精品一区二区三区| 色综婷婷| 97婷婷狠狠成为人免费视频| 免费的二级片| 黄色你懂在线| 久久精品国产99久久久古代| 中国成熟妇女毛茸茸| 天堂干在线| 国产无套gv| 成人国产欧美日韩| 懂色av蜜臀av粉嫩av| 97久久久久国产精品嫩草影院 | 国产性做久久久久久| 色偷偷噜噜噜亚洲男人的天堂| 国产人妖1区2区| 婷婷五月免费| 偷拍欧美传媒另类| 亚洲中文久久精品无码一区二区| www.re99| 第一福利资源网站| 国产欧美AAA久久久| 欧美人妻少妇精品久久性色| 免费黄色视频网页| 日韩在线不卡免费播放视频| 国产精品久 国产熟女| 国产一级婬片免费播放| 性奴女刑警一区二区| 久久东京草| 日韩福利网站| 国产国语国拍精品| 一二在线视频污| 亚洲国产成人麻豆精品| 欧美日韩国产一线天| 日韩亚洲色片| 亚洲欧美日韩无线码| 免费黄色视频一二三区| 久久亚洲蜜桃| 日韩小呦呦| 国产日韩AⅤ精品一区二区久久| 日日狠狠久久四色综合|