Machinery Safety 101

Understanding Safety Functions: the start/restart function

Car engine start/stop button

After the safety-related stop­ping and the reset func­tions, the start/restart func­tion is the next most com­mon. Without a start/restart func­tion, there is no way to make the machine do what it’s sup­posed to do. If you’re design­ing a machine con­trol sys­tem, you need to under­stand this function.

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What is risk assessment?

This entry is part 11 of 10 in the series Risk Assess­ment

Risk assess­ment began as a dis­cip­line in the late 1960s, with some of the earli­est form­al papers pub­lished in the early 1970s. The early research­ers were part of the US military… 

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Canada’s National Day of Mourning

April 28th poster: Fight for the living, Mourn for the dead.

Fight for the Liv­ing, Mourn for the Dead On April 28th, we mourn for our work­place dead. Canada’s earli­est work­place safety legis­la­tion came into being when Ontari­o’s Fact­ory Act was passed in… 

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Conveyor System Safety

Processing of waste electrical and electronic materials
This entry is part 1 of 1 in the series Con­vey­or systems

If you design, integ­rate or use con­vey­ors in your oper­a­tion, you should have a sol­id grasp on the basic safety require­ments for con­vey­or sys­tems. This art­icle will get you up to speed on everything you need to know! 

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ISO/DIS 13849 – 1 Available for Public Review

Decision tree used to determine PL based on risk parameters.

Update 2020-10-11: The next three-day ISO/TC 199/WG8 meet­ing runs Tues­day-Thursday this week. Our com­mit­tee mem­bers will be wad­ing into the next 1 600 com­ments along with expert mem­bers from around the… 

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