SUN8000500KTLMODBUS接口定义描述IssueV1.3Releasedate2014-03-13HuaweiTechnologiesCo.,Ltd.SUN8000500KTLMODBUSInterfaceDescriptionSUN8000500KTLMODBUSInterfaceDescriptionRevisionrecord修订记录Date日期RevisionVersion修订版本ChangeDescription修改描述2013-08-121.0initial初稿完成2013-09-051.1新增“逆变器效率”、“零电压穿越保护”、“低电压穿越保护”、“孤岛效应保护”、“闭锁状态”、“二氧化碳减排量”2013-11-191.2新增“逆变开关机状态”、新增“驱动自检失败”大告警,同时配置两条新的小告警:“开环发波自检失败”、“漏电自检失败”、修改“柜门打开”告警级别(提示->重要)、新增“监控内部软件版本不匹配”小告警2014-03-131.3修改寄存器地址为连续寄存器地址2014-07-291.4新增“风扇故障”告警,原因ID22014-08-291.21新增小告警507-7SUN8000500KTLMODBUSInterfaceDescriptionContentsContents...............................................................................................................................v1介绍................................................................................................................................1-11.1术语、简写定义............................................................................................................................1-11.2系统要求.......................................................................................................................................1-22寄存器定义.....................................................................................................................2-32.1配置参数.......................................................................................................................................2-32.2系统命令.......................................................................................................................................2-82.3设备特征信息................................................................................................................................2-92.4实时采样信息..............................................................................................................................2-102.5告警信息.....................................................................................................................................2-112.5.1告警寄存器区间描述...........................................................................................................2-112.5.2告警寄存器内容描述...........................................................................................................2-113通信协议概述..................................................................................................................3-73.1物理层..........................................................................................................................................3-73.2数据链路层...................................................................................................................................3-73.2.1寻址方式.............................................................................................................................3-73.2.2帧结构.................................................................................................................................3-83.2.3数据编码.............................................................................................................................3-83.2.4交互过程.......