In Part 1 of this article, I looked at the pressure-sensitive devices (safety edges) themselves. This part explores the design requirements that engineers and technologists need to consider when applying these devices.…
How to Apply a Safety Edge to a Machine Guard – Part 1: Pressure-sensitive devices
Safety Edges are often forgotten as safeguarding devices. Most machinery engineers and designers are familiar with interlocking devices and light curtains, but once we step away from the familiar, our…
Read MoreQ & A: Category 2 and Testing Intervals
During the Free Safety Talks that we did with Schmersal Canada and Franklin Empire, we had a “hot question” come up regarding Category 2 architecture and the testing interval requirement. The…
Read MoreFive reasons you should attend our Free Safety Talks
Reason #1 – Free Safety Talks You can’t argue with Free Stuff! Last week we partnered with Schmersal Canada and Franklin Empire to put on three days of Free Safety…
Read MoreSafety Label Format Solutions for Solving Complex Messaging Challenges
Safety Label Messaging Basics Safety label design follows three principles: Identify the hazard Identify the likely degree of injury that could occur Instruct the reader about ways to avoid injury Designing…
Read MoreRecent Changes to the Product Safety Label Standard ISO 3864 – 2
The Importance of Best Practice Product Safety Label Standards Product safety labels serve an important role. They protect both users and manufacturers. Manufacturers are concerned with building products and protecting themselves…
Read MoreMachinery Safety Labels: 3 Top Tools for Effective Warnings
Machinery Safety Labels The third level of the Hierarchy of Controls is Information for Use. Safety Labels are a key part of the Information for Use provided by machine builders to…
Read MoreSafe Drive Control including Safe Torque Off (STO)
Ed. Note: This article was revised 25-Jul-17 to include information on safe standstill. Safe Drive Control including STO Motor drives are everywhere. From DC variable speed drives and indexing drives,…
Read MoreHow to do a 13849 – 1 analysis: Complete Reference List
Post updated 2019-07-24. Ed. As promised in previous posts, here is the complete reference list for the series “How to do a 13849 – 1 analysis”! If you have any additional resources you…
Read MoreISO 13849 – 1 Analysis — Part 7: Safety-Related Software
Post updated 2019-07-24. Ed. Safety-Related Software Up to this point, I have been discussing the basic processes used for the design of safety-related parts of control systems. The underlying assumption is…
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