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Normas BSI – AENOR
BS EN 61784-3-2:2010

BS EN 61784-3-2:2010

Industrial communication networks. Profiles. Functional safety fieldbuses. Additional specifications for CPF 2

Fecha Anulación:
2017-12-14 /Withdrawn
Equivalencias internacionales:

EN 61784-3-2:2010

IEC 61784-3-2:2010

Relación con otras normas BSI:

Reemplaza a: BS EN 61784-3-2:2008

Reemplazada por: BS EN 61784-3-2:2017

IEC 61784 3-2:2010 specifies a safety communication layer (services and protocol) based on CPF 2 of IEC 61784-1, IEC 61784-2 and IEC 61158 Type 2. It identifies the principles for functional safety communications defined in IEC 61784-3 that are relevant for this safety communication layer. It 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 process control, manufacturing automation and machinery. 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;
- addition or modification of the following subclauses to support the Extended Format:,, 6.3.11,,,, 7.1.1, 7.5.5,,, 8.2,, 9.5.2;
- modification of all pseudo code in 7.5 to support Extended Format;
- addition of Attribute 15 in;
- addition of subclauses 8.11, 8.12 and 8.13 to clarify requirements for CP 2/2, CP 2/3 and CP 16/3 respectively. This bilingual version published in 2011-11, corresponds to the English version published in 2010-07.
Communication networks, Data processing, Data transmission, Process control, Automatic control systems, Fieldbus, Interfaces (data processing), Data link layer (OSI), Computer networks, Industrial, Data transfer, Open systems interconnection, Safety, Bus networks
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