risk reduction Archives | Machinery Safety 101

26 June, 2017

ISO 13849 – 1 Analysis — Part 8: Fault Exclusion

by Doug Nix

in Canada, CE Mark, Control Functions, Control Reliability, Emergency Stop, EU Robotics, Functional Safety, How to, Interlocks, International Robotics, ISO 13849, North American Robotics, Robotics, Standards /

This entry is part 9 of 9 in the series How to do a 13849 – 1 analysis

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…

21 June, 2011

Hockey Teams and Risk Reduction or What Makes Roberto Luongo = PPE

by Doug Nix

in Canada, Control Functions, EU European Union, General, Guards and Guarding, Hazards, Hierarchy of Controls, International, Risk Assessment /

Canucks Hockey Flag

This entry is part 2 of 5 in the series Hierarchy of Controls

Special Co-Author, Tom Doyle Last week we saw the Boston Bruins earn the Stanley Cup. I was rooting for the green, blue and white, and the ruin of my voice on…

28 February, 2011

Understanding the Hierarchy of Controls

by Doug Nix

in Canada, CE Mark, Complementary Protective Measures, Control Functions, Control Reliability, Emergency Stop, EU European Union, Functional Safety, General, Guards and Guarding, Hazardous Energy Control Procedures, Hierarchy of Controls, Interlocks, Interlocks, Lockout, Ontario, Risk Assessment, Robotics, USA /

The Hierarchy of Controls illustrated as an inverted triangle with each level of the hierarchy written one above the other, starting with Inherently Sfe design, then Engineering Controls, then Information for Use, then Administrative Controls and finally descending to PPE at the bottom. An arrow with the text "Effectiveness" on it runs parallel to the triangle and points downward from Inherently safe design to PPE.

This entry is part 4 of 5 in the series Hierarchy of Controls

(Eds. note: This article was originally written in 2011 and was updated in Nov. 2018.) The “Hierarchy of Controls” is one approach to risk reduction that has become entrenched in…

File	DLs
A User’s Guide to Conveyor Belt Safety—Protection from Danger Zones	7646
OMRON Proper Installation of Rope or Wire Pull Emergency Stop Devices	3611
Rockwell Automation: Palletizer Functional Safety with relay and configurable relay solution.	3200
Safe Speed & Standstill Monitoring	2415
Frequently Asked Questions on Directive 2012/19/EU on Waste Electrical and Electronic Equipment (WEEE)	1945

All original content on these pages is fingerprinted and certified by Digiprove