: General information without specific safety urgency. Official Access and PDF Downloads
🟢 : Normal. Indicates a safe condition or that a process is ready to start. iec 60073 pdf
| Flash Rate | Meaning | |------------|---------| | Continuous (steady) | Normal state | | Slow flashing (0.5 – 1 Hz) | Attention, abnormal but not yet dangerous | | Fast flashing (2 – 5 Hz) | High urgency, imminent action required | | Very fast (5+ Hz) | Rare – can trigger photosensitive epilepsy – use sparingly | : General information without specific safety urgency
She never found out who wrote the penciled note in the binder. Sometimes, when the lab was quiet, she would run a finger along the faded letters "IEC 60073" and remember the city of symbols where conventions were not chains but bridges. The world, she decided, was full of small, unseen agreements: shared signs that made complex, dangerous things humane. | Flash Rate | Meaning | |------------|---------| |