71M6513中性电流测量

摘要：中性电流测量，提高了篡改检测技术。到中性电流测量，第四个用于电流输入通道，连同现有的三个电压和电流输入。本应用笔记讨论如何Teridian公司的71M6513，3相电子式电能计量应用的设备，可实行中性电流测量，只有轻微的硬件和固件修改。

71M6513AMaximIntegratedProductsBrand3-PhaseEnergyMeterICAPPLICATIONNOTEAN_6513_021AUGUST200571M6513NeutralCurrentMeasurementTheabilitytomeasureNeutralCurrentsisakeyfeaturetoenabletheusertoenhancetamperdetectiontechniques.ThecurrentdemoboardfirmwarehasthecapabilitytomeasureNeutralCurrentsusingtheComputeEngine(CE)Firmware.Allthatisrequiredisaminormodificationtotheexistingdemoboardandfirmware,whichwillbediscussedbelow.