Standard No.:	DL/T 645-2007
English Name:	Multi-function watt-hour meter communication protocol
Chinese Name:	多功能电能表通信协议
Chinese Classification:	N22    Electric energy measurement and load control system
Professional Classification:	DL    Professional Standard - Electricity
Issued by:	NDRC
Issued on:	2007-12-3
Implemented on:	2008-6-1
Status:	valid
Superseding:	DL/T 645-1997 Multi-function Watt-Hour Meter Communication Protocol
Language:	English
File Format:	PDF
Word Count:	42000 words
Price(USD):	1260.00
Delivery:	via email in 1~3 business day

本标准规定了多功能电能表与手持单元（HHU）或其他数据终端设备之间的物理连接、通信链路及应用技术规范。
本标准适用于本地系统中多功能电能表与手持单元（HHU）或其他数据终端设备进行点对点的或一主多从的数据交换方式。其他具有通信功能的电能表，如单相电能表和多费率电能表，可参照使用。