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What is the difference between the standards IEC1158-2, IEC61158-2 and ISA S50.02?

April 26, 2017difference iec61158-2 ISA s50.02 Standards

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What is the difference between the standards IEC1158-2, IEC61158-2 and ISA S50.02?

2 Answers

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There is no difference! IEC recently renumbered their standards, so 1158 became 61158. The ISA SP50 work has closely paralleled the IEC fieldbus project, and the resulting standards are identical in technical content. (The formats differ slightly, for editorial reasons.

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There is no difference! IEC recently renumbered their standards, so 1158 became 61158. The ISA SP50 work has closely paralleled the IEC fieldbus project, and the resulting standards are identical in technical content.