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Safety Distance Calculator from Pilz – Now Also in Accordance with EN ISO 13855:2024

February 2, 2026

Safety Distance Calculator from Pilz - Now Also in Accordance with EN ISO 13855:2024

With the Safety Distance Calculator, Pilz provides a free, browser-based software tool, making it much easier for users to calculate safety distances for safety light curtains. Calculations can now be carried out in accordance with the previous version of EN ISO 13855 as well as the revised EN ISO 13855:2024.

What does EN ISO 13855 regulate and what’s new?

The international standard EN ISO 13855 forms the basis for the safe design of machinery. It defines how safeguards such as light curtains, laser scanners or guards must be positioned so that people are reliably protected. The focus is on the safety distance, i.e. the distance required for machinery to stop in time before a person is endangered.

With the 2024 revision, the standards body is responding to technical developments and practical experience gained in recent years. The key changes:

  • New terms and definitions
  • The basis for calculating the safety distance has been adjusted
  • Additional notes on practical application

This gives design engineers, planners and inspectors a more precise and practical basis for standard-compliant implementation.

Benefits of the Safety Distance Calculator

  • Automatic calculation of the safety distance for all safety light curtains on the market
  • Suitable product recommendation from the ranges PSENopt and PSENopt II
  • Saves time by shortening the search for the right light curtain
  • Intuitive operation with additional information and graphical representation of the calculation
  • Flexibility for applications in special purpose machine building and retrofitting

From safety level to the right product

The Safety Distance Calculator helps users calculate applications with vertical protected fields (perpendicular approach) for finger, hand and body protection. The tool suggests a suitable product, based on the calculations and the required safety level. Integrated info points provide in-depth explanations, while the graphical representation makes the calculation transparent and comprehensible.

Determine the appropriate safety distance in accordance with EN ISO 13855:2024 now!

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Pilz

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