DANSK DSF/PREN IEC 61280-4-3 PDF

DANSK DSF/PREN IEC 61280-4-3 PDF

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DANSK DSF/PREN IEC 61280-4-3 PDF

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[ Draft-Obsolete ]

Description:

Fibre-optic communication subsystem test procedures – Part 4-3: Installed passive optical networks – Attenuation and optical return loss measurements

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Dansk Standard

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Active

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Electronic (PDF)

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10 minutes

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200 business days

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DRAFT * W/D S/S BY DS/EN IEC 61280-4-3

This part of IEC 61280-4 describes the measurement of attenuation, optical return loss and optical power in installed passive optical networks (PON) using single-mode fibre. This document specifies two methods for measuring the attenuation before activation of the PON: • Method A: One-cord method using a light source and a power meter (LSPM); • Method B: Optical time-domain reflectometer (OTDR) method in upstream direction only, with reduction of uncertainties due to the variation of backscatter coefficient. In addition, method C, which is described in informative Annex C, provides an estimate of the attenuation after partial activation of the PON by using a U band filtered optical time-domain reflectometer (FOTDR) in an upstream direction.


Edition : 21
File Size : 1 file , 1.6 MB
Number of Pages : 55
Product Code(s) : DSF-036, DSF-036

History

DANSK DSF/PREN IEC 61280-4-3
Published Date:
Fibre-optic communication subsystem test procedures – Part 4-3: Installed passive optical networks – Attenuation and optical return loss measurements
$14.7
DANSK DS/EN IEC 61280-4-3
Published Date: 09/19/2022
Fibre optic communication subsystem test procedures – Part 4-3: Installed passive optical networks – Attenuation and optical return loss measurements
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