For those interested in implementing IEC 60073, a PDF version of the standard is available from the IEC website or other authorized distributors. The PDF provides detailed guidance on HMI design, including:
: Different tones or frequencies of sound to indicate urgency. Tactile Coding iec 60073 pdf
The standard provides technical guidelines on the flash rates for blinking lights (typically between 1 Hz and 2 Hz for warnings) and the decibel levels required for acoustic alarms to override ambient factory noise. How to Access the Official Standard For those interested in implementing IEC 60073, a
Colors are the most common form of coding, but IEC 60073 emphasizes that color must be used consistently to indicate status. Emergency or Danger (immediate action required). Yellow: Abnormal Condition (warning, imminent hazard). Green: Safe Condition (normal operation). How to Access the Official Standard Colors are