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Industrial communication networks - Profiles - Part 3-6: Functional safety fieldbuses - Additional specifications for CPF 6
Industrial communication networks - Profiles - Part 3-6: Functional safety fieldbuses - Additional specifications for CPF 6
IEC 61784 3-6:2010 specifies a safety communication layer (services and protocol) based on CPF 6 of IEC 61784-1, IEC 61784-2 and IEC 61158 Type 8.
It identifies the principles for functional safety communications defined in IEC 61784-3 that are relevant for this safety communication layer.
This part defines mechanisms for the transmission of safety-relevant messages among participants within a distributed network using fieldbus technology in accordance with the requirements of IEC 61508 series for functional safety.
These mechanisms may be used in various industrial applications such as:
This second edition cancels and replaces the first edition published in 2007.
It constitutes a technical revision. The main changes with respect to the previous edition are updates in relation with changes in IEC 61784 3.
This bilingual version published in 2011-11 corresponds to the English version published in 2010-07.
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