产品描述
本桌面型电话光端机提供8路FXO/FXS电话,4路RS232,可以提供壁挂式与4U机架插卡式,支持SNMP网管。
功能特点
◆ 基于自主知识产权的集成电路;
◆ 语音口支持FXO口和FXS口,磁石电话接口;FXO口与程控交换机对接,FXS口与用户的电话机相连;
◆ 语音FXO/FXS接入,支持来电显示功能和反极性计费功能;
◆ 支持各个站点的相互放号功能;
◆ 无中继传输距离可达2~120公里;
◆ 无中继传输距离可达2~120公里;
◆ 可以提供4U架式机插式,可SNMP网管;
◆ 多种电源方式可选:AC220V、DC-48V/DC24V等;
◆ 电话接口带防雷保护,防雷达到GB/T17626.5(IEC61000-4-5) 短路电流波10/700μs, 开路峰值输出电压6KV标准;
技术参数
◆ 光纤部分
光口:1
光纤:单纤双纤
光纤接口:FC/SC/ST/LC(SFP)
波长:850nm/1310nm 多模;1310nm/1550nm 单模
无中继传输距离:20~120Km
典型发射功率:
单模1310/1550nm:≥-9dBm
多模850nm:-18dBm
多模1310nm: -25dBm
接受灵敏度范围:-28dBm~- 40dBm
◆ FXS 用户电话口
振铃电压: 75V
振铃频率: 25Hz
二线输入阻抗:600Ω(摘机)
回损: 20dB
◆ FXO 中继口
振铃检测电压:35V
振铃检测频率:17Hz-60Hz
二线输入阻抗:600Ω(摘机)
回损: 20 dB
◆ E&M 2/4线音频接口
E&M类型: TYPE V
E线最大电流:22mA;饱和电压:3V
M线恒定电流:7mA; 最小检测电流:5mA
AD增益:0dB;
DA增益:0dB
2/4线输入阻抗:600Ω
◆ 磁石电话接口
振铃电压:75V
振铃频率:25Hz
二线输入阻抗:600Ω(摘机)
回损:20dB
◆ 串行接口
标准: EIA/TIA-232 RS-232 (ITU-T V.28)
串口界面:RS-232: RXD TXD Signal Ground
物理接口:RJ45
◆ 电气和机械特性
系统电源: AC180V ~260V;DC –48V;DC +24V
功耗: ≤5W
外观结构: 216(长)X140(宽)X41(高)mm 桌面型
◆ 环境指标
◆ 环境指标
工作温度: -10℃—+60℃
储存温度: -40℃—+85℃
工作湿度: 0%—95%(无凝结)
MTBF: >100000小时
应用方案一
说明:
1:局端机房放光纤转8路FXO设备(型号FT-25-P-O8RFT-25-P-O8R44),接程控交换机PBX的用户接口;
2:用户端放光纤转8路FXS设备 (型号FT-25-P-O8RFT-25-P-O8R44),可以直接连接电话机;
3:可以附带传输4路RS232信号;
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.