GB/T 16657.2-2008
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 16657.2-2008
Industrial communication networks - Fieldbus specifications - Part 2: Physical layer specification and service definition 工业通信网络 现场总线规范 第2部分: 物理层规范和服务定义
Issued Date:2008-06-30
Implemented Date:2009-01-01
Issued by:
The Standardization Administration of the People's Republic of China