concentrator isconducted.First ofall,a testoflow power and meter reading Was 万方数据山东大学硕士学位论文 carried out separately,with a corresponding analysis.Then thejoint testing is conducted,mainly on datatransmission andtheadaptation ofM-bus circuitbased on multi—load.Analysis parison are made,which willprovide solidfoundation forsubsequent improvements. This paper,based on theexisting remote smartmeterreading system,improved thesoftwareandhardware design ofsmartmeterandM-bus concentrator,taking into account ofboth function andcost.Besides,it Can alsoimprove uracy and real-timeperformance ofdata collection.This design proposed by thispaper has broad marketforeground. Keywords:remote intelligent water meter reading system;M—bus concentrator; intelligent water meter;infrared datatransmission; IV 万方数据
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