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Description of BS EN 61202-1:2017 2017IEC 61202-1:2016 applies to isolators used in the field of fibre optics, all exhibiting the following features:- they are non-reciprocal optical devices, in which each port is either an optical fibre or fibre optic connector; - they are passive devices containing no opto-electronic or other transducing elements; - they have two optical ports for directionally transmitting optical power. This fourth edition cancels and replaces the third edition published in 2009. It constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - the terms and definitions were reconsidered; - quality assessment level was deleted from classification; - the clause numbers of Annexes A and B have been rearranged. Â
About BSIBSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses. |
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