Re: [PSES] software safety

2016-07-11 Thread Mike Sherman ----- Original Message -----
a framework on how to implement software safety more efficiently. Mike Sherman Graco Inc. - Original Message - From: "Richard Nute" <ri...@ieee.org> To: "EMC-PSTC" <EMC-PSTC@LISTSERV.IEEE.ORG> Sent: Thursday, July 7, 2016 1:24:07 PM Subject: [PSES] s

Re: [PSES] software safety

2016-07-11 Thread Richard Nute
> You have touched on an interesting topic, and one that > IEC 62109-1,2 tries to address. Namely, redundant > hardware performing a safety function. The hardware > evaluated for single fault tolerance and the software > automatic controls used in a safety function evaluated > against Annex H of

Re: [PSES] software safety

2016-07-11 Thread Ralph McDiarmid
60730-1. Ralph McDiarmid Product Compliance Engineering Solar Business Schneider Electric -Original Message- From: Richard Nute [mailto:ri...@ieee.org] Sent: Thursday, July 07, 2016 11:24 AM To: EMC-PSTC@LISTSERV.IEEE.ORG Subject: [PSES] software safety Software safety... what

[PSES] software safety

2016-07-07 Thread Richard Nute
Software safety... what is it? At the very least, it is software control of a safeguard. In printers, software shuts down the moving parts when the cover is opened. In CD drives, software shuts down the spinning disc and turns off the laser. No, these shut-downs are not done with a physical

[PSES] Software Safety to UL1998

2016-06-27 Thread John Allen
Hi, We're looking for a software safety engineer that knows UL1998. Please respond to me directly, and quickly :-). Thanks, John John Allen | President | Product Safety Consulting, Inc. Your Outsourced Compliance Department® http://www.productsafetyinc.com 630-238-0188 -