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本文(ASD-STAN PREN 3745-201-1998 Aerospace Series Fibres and Cables Optical Aircraft Use Test Methods Part 201 Visual Examination (Edition P 1)《航空航天系列 航空器用光纤和光缆的试验方法 第201部分 目视检查 第P1版》.pdf)为本站会员(eveningprove235)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ASD-STAN PREN 3745-201-1998 Aerospace Series Fibres and Cables Optical Aircraft Use Test Methods Part 201 Visual Examination (Edition P 1)《航空航天系列 航空器用光纤和光缆的试验方法 第201部分 目视检查 第P1版》.pdf

1、STD-AECMA PREN 3745-201-ENGL 1998 LOLZILL OOL4321 2bT AECMA STANDARD prEN 3745-201 NORME AECMA Edition P 1 AECMA NORM January 1998 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - 6-1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 11 ICs: 49.060 Desc

2、riptors: Aerospace industry, aircraft equipment, cable, fibre optic, optical fibres, test methods ENGLISH VERSION Aerospace series Fibres and cables, optical, aircraft use Test methods Part 20 1 : Visual examination Srie arospatiale Fibres et cbles optiques usage aronautique Mthodes dessais Partie 2

3、01 : Examen visuel Luft- und Raumfahrt Faseroptische Leitungen fr Luftfahrzeuge Prfverfahren Teil 201 : Sichtptfung This “Aerospace Series Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the needs

4、of AECMA-Members. It has been technically approved by the experts of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically

5、 or functionally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardizat

6、ion) for formal vote. - Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 92138 ISSY-LEC-MOULINEAUX CEDEX Edition approved for publication 1998-01 -30 C2 Chairman Comments should be sent within six months after the date of oublication to AECMA Gulled

7、elle 94 Mr Pezzetta 6-1 200 BRUXELLES 1 aecrna 1998 Page 3 prEN 3745-201: 1998 1 Scope This standard specifies a method for the visual inspection of optical fibres and optical cables. It shall be used together with EN 3745-100. 2 Normative references This European Standard incorporates by dated or u

8、ndated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only whe

9、n incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 3745-100 Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 100: General 1 I 3 Characteristics to be examined 3.1 General The type and le

10、ngth of cable/fibre from which the specimen is taken shall be as specified in the product specification. 3.2 Optical fibre 3.2.1 The fibre shall have the correct identification colour coating if specified in the product standard. 3.2.2 splits, or blisters. The coating shall be continuous and free of

11、 visible defects such as lumps, abrasions, cracks, 3.3 Optical cable 3.3.1 The cable shall have the correct identification colour if specified in the product standard. 3.3.2 The cable shall be marked in accordance with the product standard. 3.3.3 dust, grease, or oil. The cable shall be free from di

12、scoloration due to overheating or foreign materials such as 3.3.4 The cable jacket (sheath) and/or coating shall not be scorched. 3.3.5 The cable jacket and/or coatings shall be free from delaminations and voids. 3.3.6 diameter in excess of the specified maximum or minimum outside diameter. The cabl

13、e shall be free from deformities in the jacket that increase, or decrease, the cable 3.3.7 The cable shall be free from metallic or gritty particles in the jacket andlor coating. 3.3.8 The cable shall show no cracking or crazing. 1) In preparation at the date of publication of this standard Previous

14、 page is blank STD-AECMA PREN 3745-201-ENGL 1778 LOL23LL OOLLi323 032 = Page 4 prEN 3745-201: 1998 4 Apparatus A lamp which can provide ah illumination of 500 Ix to 700 Ix on a flat workbench shall be used, A 10 X magnifying lens or microscope shall be used. 5 Method Unless otherwise stated in the p

15、roduct standard, visual examination shall be made by the following methods: - by a 10 X magnifying lens for the inspection of optical fibres; - by a naked eye of normal vision, or normally corrected, for the inspection of optical cables. The test specimen shall be placed flat on the workbench. The test specimen shall be visually examined at a distance of not more than 0,3 m, if not using a magnifying device.

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