China 'GB/T 19897.3-2005
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 19897.3-2005
Automatic Meter Reading System Lower Layer Communication Protocol Part 3:Physical layer services and procedures for connection oriented asynchronous data exchange 自动抄表系统低层通信协议 第3部分:面向连接的异步数据交换的物理层服务进程
Issued Date:2005-09-09
Implemented Date:2006-04-01
Issued by:
The Standardization Administration of the People's Republic of China