Data record `std.tia-569-e.e1.humidity-rule`

Verified 2026-10-25 Confidence: High

In the replacement clause 6.2 of ANSI/TIA-569-E-1 (2022), the recommended upper humidity for ASHRAE classes A1 to A4 depends on the corrosion rates found on silver and copper coupons, with the coupon test repeated across seasons and the humidity cap adjusted after each test.

Provenance. Where this record comes from and where it is used: the cited source, the record itself and the entry that cites it.

Provenance: the chain from source to entry.
Step	Item	Detail
Source	ANSI/TIA-569-E-1	Licensed standard, clause 2.5
Data record	std.tia-569-e.e1.humidity-rule	Verified 2026-10-25
Entry	ANSI/TIA-569-E	No revisions

Subject: ANSI/TIA-569-E (Standards)
Kind: Standard scope
Source: ANSI/TIA-569-E-1, 2022 edition, clause 2.5, page 9, Telecommunications Pathways and Spaces, Addendum 1: Revised Temperature and Humidity Requirements, TIA.

History

Every recorded change to this data record, oldest first.
Date	Change
2026-10-25	created
2026-10-25	review_status unreviewed -> software_reviewed

Cite this page

Cite the governing standard for the fact itself; cite this page as the finding aid.

"Data record std.tia-569-e.e1.humidity-rule." Fiber Optic Reference. 2026-10-25. https://www.fiberopticreference.com/data/std.tia-569-e.e1.humidity-rule/.

Fiber Optic Reference, Data record std.tia-569-e.e1.humidity-rule (Oct. 25, 2026), https://www.fiberopticreference.com/data/std.tia-569-e.e1.humidity-rule/.

@misc{etr-data-std-tia-569-e-e1-humidity-rule,
  title = {Data record std.tia-569-e.e1.humidity-rule},
  howpublished = {\url{https://www.fiberopticreference.com/data/std.tia-569-e.e1.humidity-rule/}},
  organization = {Fiber Optic Reference},
  publisher = {Fiber Optic Reference},
  year = {2026},
  note = {last substantive change 2026-10-25}
}

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