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本文介绍一种对光纤传感成网技术有着重要作用的器件,该器件由多模光纤连接器、光开关和光探测器组装在一起而构成。从测量器件的灵敏度、重复性、路间隔离和均匀性等主要指标看,器件的结构是可行的,所能达到的指标已能满足某些系统设计的要求。文中介绍了用此器件拟定的一个高温群体温度测控系统的方案。
This article describes a device that has an important role in fiber optic sensor networking, which consists of a multimode fiber optic connector, an optical switch, and a photodetector. From the measurement of device sensitivity, repeatability, road isolation and uniformity and other major indicators, the structure of the device is feasible, can achieve the target has been able to meet some system design requirements. This article describes the use of this device developed a high temperature group temperature measurement and control system program.