BSENIEC61804-2:2018 Bsl Standards Publication Function blocks (FB) for process control and electronic device description language (EDDL) Part 2: Specification of FB concept bsi. BSENIEC61804-2:2018 BRITISH STANDARD National foreword This British Standard is theUK implementation of EN IEC61804-2:2018. Itis identical toIEC61804-2:2018.It supersedesBSEN61804-2:2007, whichwillbewithdrawnon14February2021. The UK participation in its preparation was entrusted to Technical CommitteeGEL/65/3,Industrialcommunications:processmeasurement and control, including fieldbus. Alist of organizations representedonthis committeecanbe obtained on request to its secretary. This publication does not purport to include all the necessary provisions ofa contract. Users are responsible for its correct application. @ The British Standards Institution 2018 Published byBSI Standards Limited 2018 ISBN9780580796289 ICS25.040.40;35.240.50 Compliance with a British Standard cannotconfer immunityfrom legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on30April2018. Amendments/corrigenda issued sincepublication Date Text affected BSENIEC61804-2:2018 EUROPEANSTANDARD EN IEC 61804-2 NORMEEUROPEENNE EUROPAISCHENORM March 2018 ICS25.040.40;35.240.50 Supersedes EN 61804-2:2007 English Version Functionblocks (FB)forprocess controlandelectronicdevice description language (EDDL) - Part 2: Specification of FB concept (IEC61804-2:2018) Blocs fonctionnels (FB) pour les procedes industriels et le Funktionsbausteinefur die Prozessautomation und langage de description electronique du produit (EDDL) - elektronische Geratebeschreibungssprache - Teil 2: Partie 2: Specification du concept de FB Festlegung des Funktionsbausteinkonzepts (IEC 61804-2:2018) (IEC 61804-2:2018) This European Standard was approved by CENELEC on 2018-02-14. CENELEC members are bound to comply with the CEN/CENELEC Intermal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, siovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. CENELEC European Committee forElectrotechnical Standardization Comite Europeen de Normalisation Electrotechnique Europaisches Komitee fur Elektrotechnische Normung CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels 2018 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN IEC 61804-2:2018 E