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ElectricalMeasurement&Instrumentation46522200906Vol.46No.522Jun.20091Fig.1DIN-railmountedsinglephasemeterAppearance0、、。。、。。DDSF1。[1]。SOC。。1ADL100ADIADE7169F16。SOC。MCU。2。1.1MCUSOC1211.2018012.112700SOC。、、。SOCADL100TM933B1001-1390200906-0068-04TheDesignandApplicationofDIN-railMountedSinglePhasekWhMeterBasedonSOCTechnologyCHENJian-feng1,SUNChun-guang2,JIANGLong1(1.ShanghaiAcrelCo.,Ltd,Shanghai201801,China.2.TiefaCoalIndustryGroupInvestigation&ResearchCo.,Ltd,Diaobingshan112700,Liaoning,China)AbstractThispaperintroducesthedesignandapplicationofaDIN-railmountedsinglephasekWhmeterbasedonSOCtechnology.Theenergymeterhasminiaturizedsize,modulestructure,selectableflexiblewiringmeansfromdirectconnecttoconnectviaCT.Itprovidesaeffectivesolutionforenergymeasureatlowvoltagedistribution.KeywordsSOCtechnology,energymeasuring,DIN-railmountedsinglephasekWhmeter,ADL10068--ElectricalMeasurement&Instrumentation46522200906Vol.46No.522Jun.20093Fig.3Powercircuit6Fig.6Fundamentaldiagramofcommunication 3.3V5V8052MCU16KFLASHRTCSPI/I2C!#$%&’24CL16LCD()UART*+LCD,-.RS485/0ADE7169RS4853。、、、。、1.2。。SOC。4VP±0.5V[2]。。。SOC5。50Hz/60Hz0.1°~1°。1.3RS485MODBUSDL/T645。6。1.4MCUADE7169、8052MCU、、RTC。27×45VLCD。SPI/IIC、、。2。2.17。2.2。2Fig.2Systemstructurediagram69--ElectricalMeasurement&Instrumentation46522200906Vol.46No.522Jun.2009。()0.01kWh1FRAM。2.3。、、、、、。2.4、、、。2.5MODBUS-RTU。。。、[3]。3ADL100××76mm×89mm×74mm8[3]。35mm9。LCD、、、、LED。4SOC、3、81、、、。。。1[4]。5++。。1Tab.1Technicaldata7Fig.7Softwareflow ! #$%&’ () * () +,&’ #-./ 01234 56)$% 789. &:9.