News

Industrial Exception” Becomes Permanent in Ontario

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A group surrounding a computer discussing a problem.

The “Indus­tri­al Excep­tion” The “Indus­tri­al Excep­tion” is a clause in the Ontario Pro­fes­sion­al Engineer’s Act that per­mits unli­censed people to do work nor­mally reserved for licenced engin­eers. Ontario is the only Cana­dian Province or Ter­rit­ory to have this kind of excep­tion. Ontario Fall Eco­nom­ic Out­look The Ontario Gov­ern­ment com­mit­ted to main­tain­ing the “indus­tri­al excep­tion” in the Pro­fes­sion­al […]

Canada

Presence Sensing Devices – Reaching over sensing fields

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This entry is part 2 of 7 in the series Guards and Guard­ing

I recently heard about an applic­a­tion ques­tion related to a light cur­tain where a small gap exis­ted at the top of the sens­ing field, between the last beam in the field and the sur­round­ing struc­ture of the machine. There was some con­cern raised about the gap, and wheth­er or not addi­tion­al guard­ing might be needed to close the gap. […]

Canada

Interlocking Devices: The Good, The Bad and the Ugly

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This entry is part 1 of 7 in the series Guards and Guard­ing

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 mov­able guard. Mov­able guards can be doors, pan­els, gates or oth­er phys­ic­al bar­ri­ers that can be opened without using tools. Every one of these guards […]