China 'GB/T 21109.2-2023
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 21109.2-2023
Functional safety of safety instrumented systems in the process industry - Part 2: Application guidelines for GB/T 21109.1-2022 过程工业领域安全仪表系统的功能安全 第2部分:GB/T 21109.1—2022的应用指南
Issued Date:2023/3/17
Implemented Date:2023/10/1
Issued by:
The Standardization Administration of the People's Republic of China