XJD50智能单相电力仪表技术及使用说明书2009.11许继电气股份有限公司目录1装置简介..................................................................................................................................21．1概述..........................................................................................................................21．2功能介绍..................................................................................................................22技术指标..................................................................................................................................32．1环境条件..................................................................................................................32．2额定参数..................................................................................................................32．3精度指标..................................................................................................................32．44-20mA 模拟量输出..................................................................................................32．5继电器输出..............................................................................................................32．6开关量输入..............................................................................................................42．7通讯口......................................................................................................................42．8过载能力..................................................................................................................42．9功耗..........................................................................................................................42．10电气绝缘性能...........................................................................................................43功能原理说明.....................................................................................................................
