Post updated 2019-07-24. Ed. Fault Consideration & Fault Exclusion ISO 13849 – 1, Chapter 7 [1, 7] discusses the need for fault consideration and fault exclusion. Fault consideration is the process of examining the…
Read MoreInterlocking Devices: The Good, The Bad and the Ugly
Note: A shorter version of this article was published in the May-2012 edition of Manufacturing Automation Magazine. When designing safeguarding systems for machines, one of the basic building blocks is the…
Read MoreDo you use industrial robots? ANSI adopts ISO 10218 – 1 and changes the game
If you are an industrial robot user in North America (Canada and the USA primarily), you know ANSI/RIA R15.06 and CSA Z434. Did you know that ANSI has adopted the ISO robot safety standard? Learn more here…
Read MoreEmergency Stop – What’s so confusing about that?

I get a lot of calls and emails asking about emergency stops. This is one of those deceptively simple concepts that has managed to get very complicated over time. Not every machine needs or can benefit from an emergency stop. In some cases, it may lead to an unreasonable expectation of safety from the user, which can lead to injury if they don’t understand the hazards involved. Some product-specific standards
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