Iec 60073 Pdf «2026»

The Engineer’s Guide to IEC 60073: Standardizing Your HMI Ever looked at an industrial control panel and wondered why some buttons are red, some are green, and others are blue? It’s not an aesthetic choice; it’s a matter of safety and efficiency governed by IEC 60073. Titled "Basic and safety principles for man-machine interface, marking and identification – Coding principles for indicators and actuators," this standard is the blueprint for how humans interact with machines. What is IEC 60073?

IEC 60073 is an international standard published by the International Electrotechnical Commission (IEC). The standard focuses on functional safety and the safety of the overall system, providing guidelines for ensuring the safety of electrical, electronic, and programmable electronic control systems. iec 60073 pdf

🔵 Blue: Mandatory. Indicates a state that requires a specific action by the operator (e.g., "reset required"). The Engineer’s Guide to IEC 60073: Standardizing Your

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Key Scope of the Standard:

• Visual coding (colors, flashing rates, symbols)
• Auditory coding (frequency, intensity, intermittency)
• Tactile coding (shape, texture, position)

• Red = Emergency/Stop
• Green = Start/Normal
• Yellow = Warning
• Flashing fast = Critical vs. Flashing slow = Attention

If you find a PDF labeled "IEC 60073:1996," note that it is obsolete and should not be used for new designs or compliance audits. Red = Emergency/Stop Green = Start/Normal Yellow =