The invention discloses a wireless sensor network node device, including a signal conditioning instrument components, data processing and communication component supply unit, analog output port and the data processing communication component A/D input port connected to an instrument signal conditioning components; power components of a signal conditioning instrument components and data processing communication means a power supply; instrument signal conditioning components include an instrument signal acquisition conversion unit, signal isolation unit and the signal amplifying unit; the data processing part comprises a signal processing unit communication unit and wireless communication signal. With the device of the invention can effectively solve the problem of wireless sensor network system and an instrument and an instrument signal acquisition, conversion, isolation, amplification, processing, storage and wireless transceiver, for wireless sensor network is introduced into the equipment state, dangerous source and pollution source network detection, diagnosis, early warning and emergency response control system, digital, networked, intelligent monitoring, real-time, safe and reliable.
【技术实现步骤摘要】
【技术保护点】
1.一种无线传感器网络节点装置,其特征在于:包括一次仪表信号调理部件、数据处理通信部件和电源部件,一次仪表信号调理部件的模拟输出端口与数据处理通信部件A/D输入端口相连;电源部件对所述一次仪表信号调理部件和数据处理通信部件供电;所述一次仪表信号调理部件包括依次相连的一次仪表信号采集转换单元(1)、信号隔离单元(2)和信号放大单元(3);所述一次仪表信号采集转换单元(1)用于对现场传感器采集、调理得到的一次仪表4-20mA输出信号进行采集和转换;所述信号隔离单元(2)用于将一次仪表信号采集转换单元(1)输出的信号进行隔离,切断其前段电路与后段电路的电气连接,减小其前段电路对后 ...
【技术特征摘要】
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