In message <be3336be85968d49be01e66d6e365b1e0215f...@sjc1amfpew01.am.sanm.corp>, dated Wed, 11 Jul 2007, "Tarver, Peter" <peter.tar...@sanmina-sci.com> writes:
>Does this idea intend that each product off the production line be >marked or otherwise documented with it's IR value? No. In the manual you state a lower limit value based on the '1/3 of original'. The original value should not vary much between samples, of course; If it does, there's cause for concern right away. > I've not seen IR as a required routine test for most product types. It IS in Europe, for 'portable appliances'. Known as 'PAT testing' - tautological like 'PIN number'. Usually carried out about once a year. > All logging requirements I've seen for routine tests are limited to >pass/fail, based on specific criteria. Volume product manufacturers >will not like this in the least. It's in operation now; the issue is with the large degradation of IR allowed by current standards. > >I think it's best to set a lower acceptable limit of IR. Keeping track >of the documentation for every product in-house is, at best, >impractical, for any but the smallest enterprise. Not really; the test boxes have in-built data storage and transmission. It's quite easy, and not costly, to keep the records for the working life of each product. -- OOO - Own Opinions Only. Try www.jmwa.demon.co.uk and www.isce.org.uk There are benefits from being irrational - just ask the square root of 2. John Woodgate, J M Woodgate and Associates, Rayleigh, Essex UK - This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. Website: http://www.ieee-pses.org/ To post a message to the list, send your e-mail to emc-p...@ieee.org Instructions: http://listserv.ieee.org/request/user-guide.html List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas emcp...@ptcnh.net Mike Cantwell mcantw...@ieee.org For policy questions, send mail to: Jim Bacher: j.bac...@ieee.org David Heald: emc-p...@daveheald.com All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please visit http://www.messagelabs.com/email ______________________________________________________________________