产品概述:
DVOA智能光衰减板是针对光通信线路光功率不稳定开发的板卡,起到光自动增益调节和保护光接收机的作用,串接在通信光纤链路中,保证通信无阻断运行。板面板提供设置按钮,方便安装调试,面板LED指示灯显示当前系统运行状态,一目了然。
系统按工业级设计能在恶劣环境下稳定工作,广泛应用于PDH、SDH系统,以太网系统,波分系统等光线路的保护。
功能特点:
- 板卡支持热插拔,方便维护;
- 支持智能和手动调节方式;
- 良好的散热设计与温度适应性,可以在各种恶劣的环境条件下工作;
- AC/DC双备份冗余电源,宽电压范围适应,支持热插拔,方便维护;
技术参数:
参数 |
单位 |
指标 |
备注 |
波长范围 |
Nm |
1260~1650 |
|
衰减类型 |
常开 或 常闭 |
||
衰减范围 |
dB |
0~30 |
|
最大衰减范围 |
dB |
≥30 |
|
插入损耗 |
dB |
≤0.7(0.5 典型) |
不含连接头损耗 |
衰减类型 |
|
连续 |
|
波长相关损耗 |
dB |
≤0.3 |
在0dB测试 |
≤1.5 |
在20dB测试 |
||
波纹 |
dB |
≤0.05 |
0.4nm带宽在20dB测试 |
偏振相关损耗 |
dB |
≤0.1 |
在0dB测试 |
≤0.3 |
在20dB测试 |
||
温度相关损耗 |
dB |
≤0.2 |
在0dB测试 |
≤1.0 |
在20dB测试 |
||
回拨损耗 |
dB |
≥55 |
|
PMD |
Ps |
≤0.1 |
|
响应时间 |
Ms |
≤2(1典型) |
10%-90% 光功率 |
传输光功率 |
mW |
300 |
|
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.