产品描述
本系列设备是多功能的支持异步RS-232通信接口光纤Modem，支持RS232的数据与所有握手信号(DCDDTRDSRRTSCTSRI)通过光纤传输到远端。该设备是连接远程终端单元(RTU)到主机(HOST)或分布式数据采集系统(SCADA)控制器的最佳选择，具有很高的性能价格比。
串行口的通信速率可达256Kbps，适用于移动基站远动信号、电力远动信号、串行电话线Modem传输以及网络监控等场合。由于采用了光纤作为传输介质，可以完全避免恶劣环境下雷电、浪涌、电磁干扰等对通信设备的威胁，同时省去了原来使用铜线时的雷电浪涌保护设备投资。
功能特点
◆ 基于自主知识产权的集成电路；
◆ 具备自动侦测串口信号波特率的能力；
◆ 串行口的通信速率可达256Kbps；
◆ 支持RS232所有握手信号(DCD,DTR,DSR,RTS,CTS,RI)到光纤远传；
◆ 串行口接口防雷达到IEC61000-4-5 (10/700μS) 差模:6KV 阻抗(2Ω)；共模:6KV，阻抗(2Ω) 标准；
◆ 光接口支持多模双纤、单模双纤、单模单纤三种光纤传输模式，SC/ST/FC/LC接口可选；
◆ 可以组成E1串口转换器(A)－－-E1光纤Modem(B)－－-光纤串口 Modem(C)的拓扑结构;
◆ 内置电源多种电源方式可选：AC220V、DC-48V/DC+24V／DC+V12等；
技术参数
◆ 光纤部分
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
◆ 串行接口
EIA/TIA-232 RS-232 (ITU-T V.28)
串口界面:
RS-232: RXD,TXD, Signal Ground,所有握手信号(DCD,DTR,DSR,RTS,CTS,RI)
DCE 接口 :孔式DB9
DTE 接口 :针式DB9
◆ 电源需求
系统电源： AC180V ~ 260V；DC –48V；DC +24V
功 耗： ≤3W
◆ 尺寸大小
外观结构: 136（宽）X131（深）X31（高）mm 桌面型
◆ 工作环境
工作温度： -10℃ ~50℃
工作湿度： 5% ~ 95% (无凝露)
存储温度： -40 ℃~ 80℃
存储湿度： 5%~ 95% (无凝露)
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.
