【摘要】 从传统抄表方式和远传抄表系统比较分析中,给出了基于总线结构的住户抄表查询方法,通过Modbus通信协议对住户水表、电表和气表进行实时数据采集,并由显示器集中显示,供住户查询和抄表员抄表。根据这一方法制作成了相应装置,使用结果表明,该装置实现了抄表查询方便、直观、准确的功能。更多还原

【Abstract】 The traditional way to record the home consume of gas,water and electricity and remote way described in this paper are compared and discussed.Then the bus topology based method to record home consume of gas,water and electricity is interpreted.By this method,the home consume of gas,water and electricity could be recorded remotely at real-time by Modbus communication protocol and displayed on monitors.This method provides a convenient,intuitionistic and precise way to home consumer recording,which could be helpful to the daily work of metermen as well as the query from consumers.The instruments produced according to the above-mentioned method have been used successful.The method and instruments proposed in this paper have been applied for patent for invention.更多还原