Human Action independent protection layers

Asked by Normandy 6 years, 2 months ago | 1 Answers

Is there any guide lines for number of human action per scenario should be used as an IPL?


1 Answer

0
odadmin 6 years, 2 months ago
Only one human action per scenario should be used as an IPL unless the analysis shows there is independence of sensor, alarm, and operator. Adequate training, testing and procedures must be inplace for any human action to be considered as an IPL.