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实用新型
CN205317284U 一种信号稳定的扩频无线远传燃气表 有权

一种信号稳定的扩频无线远传燃气表
摘要：
本实用新型公开了一种信号稳定的扩频无线远传燃气表，它包括单片机控制单元、电源管理模块、IC卡管理模块、无线远传模块、电压检测模块、阀门驱动电路、电源电路和报警模块，所述的单片机控制单元分别与电源管理模块、IC卡管理模块、无线远传模块、电压检测模块、阀门驱动电路和报警模块连接，电源电路为燃气表提供电源，电源电路与电源管理模块连接；所述电源电路包括第一二极管、第二二极管、第三二极管、第一电容、第二电容、第三电容、第四电容、第五电容、第一电阻、第二电阻、第一低差压稳压电路、二低差压稳压电路和电池。该燃气表结构简单，成本低，无线远传模块进行数据传输，信号稳定。
摘要（英）：

The utility model discloses a stable spread spectrum wireless remote -transmitting fuel gas meter of signal, it includes single chip microcomputer control unit, power management module, IC -card management module, wireless teletransmission module, voltage testing, valve driving circuit, power supply circuit and alarm module, the single chip microcomputer control unit be connected with power management module, IC -card management module, wireless teletransmission module, voltage testing, valve driving circuit and alarm module respectively, power supply circuit provides the power for gas table, power supply circuit and power management module are connected, power supply circuit includes first diode, second diode, third diode, first electric capacity, second electric capacity, third electric capacity, fourth electric capacity, the 5th electric capacity, first resistance, second resistance, first low differential pressure voltage stabilizing circuit, two low differential pressure voltage stabilizing circuit and batteries. This gas table simple structure, with low costs, data transmission is carried out to wireless teletransmission module, and the signal is stable.

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