Post by TÜV SÜD

From risk to safety function. That is the practical logic behind ISO 13849. The standard is not about starting with components or control system design. It begins with hazard identification, then moves to safety functions, the required performance level, and finally verification, validation, and documentation. That sequence matters. When one step is missing, the process becomes harder to justify and harder to apply consistently. Read the blog for the full step-by-step guidance: http://spkl.io/60437G2RH