【摘要】 介绍校园安全防范系统的组成、原理设计及安装调试中所遇到的关键问题 .该系统由无线红外报警系统和微波电视监控系统两部分组成 ,为无线分布式监控系统 .由于两系统相结合使用 ,可提高系统的安全性和准确性 .该系统采用监控无线方式 ,大大降低系统的成本 .更多还原

【Abstract】 This article introduces the composition and principle design of campus safe guard system, and the key of the system’s installing and testing. This system is composed of wireless infrared alarm system and microwave video monitor system, called a wireless distribution monitor system. The safety and accuracy of the system are improved by two systems’ combination. So the system’s cost is reduced greatly.更多还原