Ontario Power generation does not Ephraim Schwartz
> On Apr 9, 2019, at 3:24 PM, Tom Meek via Powernet <[email protected]> > wrote: > > I have a question regarding tamper resistant seals for calibration on RP > meters. A QA audit made a SFR (supplier finding report) at an instrument > calibration facility stating vendor should be placing these seals on our RP > meters. > > The cited standard is ANSI Z540:1994 Section 11.5, but after some discussion > we agreed that this only applies to lab standards. He also cited ISO > 17025:2017 Section 6.4.12 which states “the laboratory shall take practical > measures to prevent unintended adjustments of equipment from invalidating > results.” The auditor said that industry interprets this as requiring tamper > seals, but also said that complying with the ISO standard was a matter of lab > certification only (not a regulatory requirement). > > Does any site require tamper resistant seals on RP field instruments? Yes > No > > If yes how do you handle routine battery and/or desiccant replacement? > > What do you do if a seal is found broken or missing. In short, would the > event be entered into the corrective action system? > > Do you rely on your source check and zero check of the instrument to > “validate” its calibration in lieu of the tamper seal? > > Thanks in advance > Tom Meek, CHP > > _______________________________________________ > Powernet mailing list > [email protected] > http://hpspowernet.org/mailman/listinfo/powernet_hpspowernet.org
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