GB/T 20438.5-2017 Functional safety of electrical/electronic/programmable electronic safety-related systems—Part 5: Examples of methods for the determination of safety integrity levels (English Version)
2017GB/T 20438.5-2017 Functional safety of electrical/electronic/programmable electronic safety-related systems—Part 5: Examples of methods for the determination of safety integrity levels
2006GB/T 20438.5-2006 Functional safety of electrical/ electronic/ programmable electronic safety-related systems. Part 5: Examples of methods for the determination of safety integrity levels