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v2rev 12020-01-113.10 of IEC 61672-1:2013

sound pressure level at 1 m

0112/2///62683#ACE640

ten times the logarithm to the base 10 of the ratio of the time-mean-square of a frequency-weighted sound-pressure signal during a stated time interval, measured at a distance of one meter, to the square of the reference value

Used by classes
1
property
Code
ACE640
Data type
INTEGER_MEASURE_TYPEmeasure
Unit
UAA409 UAA409
Used by classes (1)

Version history2#

  1. Current rev 01
    11 Jan 2020 · 22:08 UTC by BATCH 00000746
    View on cdd.iec.ch ↗
  2. superseded rev 01
    16 Sep 2016 · 14:38 UTC by BATCH 00000704
    ↓ Version JSON
    View on cdd.iec.ch ↗

IEC CDD records every published revision of each entity — version number, status, timestamp, and the change request that introduced it. OpenCDD captures the full chain of custody from cdd.iec.ch; the entry marked Current is the one rendered on this page.

Metadata#

Note
The reference value is 20 μPa.
Source document
3.10 of IEC 61672-1:2013
Version
2
Revision
1
Status
Standard
Publisher
IEC
Published in
IEC 62683DB
Responsible committee
IEC 121A/WG 17
Change request
C00081
Dates
  • Original: 2012-11-26
  • Current version: 2020-01-11
  • Current revision: 2020-01-11