Signal of voltage and current sensor circuit

The utility model discloses a signal of voltage and current sensor, which comprises a power supply module, the signal acquisition element module, central authorities handle operation unit module, communication process module and man -machine dialogue unit module, voltage or electric current information and process amplification and filtering circuit's processing is gathered through the signal acquisition element module, it judges received information to send into the processing operation unit module of central authorities who is connected with the signal acquisition element module, analysis and processing, realize the real -time switching demonstration of signal of voltage and current sensor and the communication of host computer, the assurance is to the control of automatically controlledconflagration supervisory equipment state. 本实用新型公开电压电流信号传感器，包括电源模块、信号采集单元模块、中央处理运算单元模块、通信处理模块和人机对话单元模块，通过信号采集单元模块采集电压或电流信息并经过放大滤波电路的处理，送入与信号采集单元模块连接的中央处理运算单元模块对接收到的信息进行判断、分析和处理，实现电压电流信号传感器的实时切换显示与主机的通讯传输，保证对电控火灾监控设备状态的监控。