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Standard 639, Edition 8

Standard for Intrusion Detection Units

UL CSDS Proposal
Standard 639, Edition 8 Edition Date: October 16, 2009
Summary of Topics b0639_8_20091016_sum.html

Subject 639

Bulletin Dated: October 16, 2009


The following change in requirements to the Standard for Intrusion-Detection Units, UL 639, is being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Revision to the Corrosion Test

Back to Standard 639, Edition 8

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