/community-hubs/deltav-community-connect/b/safety-weblog/posts/filling-gaps-in-global-safety-standardsA safety instrumented function (SIF)’s purpose is to reduce the risk of a specific hazard. For example, an upset condition in an oil and gas production separator may cause a series of SIFs within a safety instrumented system (SIS) to shut in the wellsen-USTelligent Community 13