GB/T 15312-1994
Replaced
GB/T 32857-2025
Active
National standards
GB/T 32857-2025 Application directives for layer of protection analysis(LOPA)
GB/T 32857-2025 Application directives for layer of protection analysis(LOPA)
Price:
$ 103.00
Basic Information
Standard Code:
GB/T 32857-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Industrial automation instrumentation and control devices
ICS Name:
Industrial automation systems
Publish Date:
2025-12-02
Implement Date:
2026-07-01
Pages:
68 pages
Scope
This document specifies the general requirements, basic procedures, analysis process, and documentation requirements for the protection layer analysis (LOPA).
This document is applicable to guiding various industries in conducting protection layer analysis work.
Development Information
Replace the following standards
Referenced Standards
GB/T 20438.4-2017 Functional safety of electrical/electronic/programmable electronic safety-related systems—Part 4:Definitions and abbreviations
GB/T 21109.1-2022 Functional safety of safety instrumented systems in the process industry sector—Part 1:Framework,definitions,system,hardware and application programming requirements
Related Standards
GB/T 15946-1995
Replaced
GB/T 15946-1995 Standard digital interface for programmable instrumentation
GB/T 18272.1-2000
Active
GB/T 18272.1-2000 Industrial-process measurement and control—Evaluation of system properties for the purpose of system assessment—Part 1:General consideration and methodology
GB/T 18272.2-2000
Active
GB/T 18272.2-2000 Industrial-process measurement and control—Evaluation of system properties for the purpose of system assessment—Part 2:Assessment methodology
GB/T 18272.3-2000
Active
GB/T 18272.3-2000 Industrial-process measurement and control—Evaluation of system properties for the purpose of system assessment—Part 3:Assessment of system functionality
GB/T 18272.5-2000
Active