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Reference EN 61784-3-18:2011
Title Industrial communication networks - Profiles - Part 3-18: Functional safety fieldbuses - Additional specifications for CPF 18
Project Number 22483
Abstract/Scope IEC 61784-3-18:2011 specifies a safety communication layer (services and protocol) based on CPF 18 of IEC 61784-2 and IEC 61158 Type 22. It identifies the principles for functional safety communications defined in IEC 61784-3 that are relevant for this safety communication layer.


Current Stage code 6060
Current Stage code date 2011-07-01
Current Stage code deadline 2012-02-25
Deadline date for vote  


Order Voucher  


IEC Technical Body IEC/SC 65C
Reference Document IEC 61784-3-18:2011 (EQV)
ICS 13.110 - Safety of machinery
25.040.40 - Industrial process measurement and control
35.100.05 - Multilayer applications
Keywords Industrial; Communication; Network; Functionnal safety; Fieldbus
Note 2011-05-12: Allocated to
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2011-07-01 2012-02-25 export to doc file  EN  FR  DE
5099 2011-05-25 2011-06-22  
5060 2011-02-14 2011-03-07 export to doc file  EN
5020 2010-12-10 2011-02-11  
3090 2009-11-20 2010-12-31  
5060 2009-11-10 2009-11-24 export to doc file  EN
5020 2009-06-05 2009-11-06  
1090 2009-06-02 2009-06-05  

Implementation Dates

date of Ratification (DOR) (1) 2011-05-25
date of Availability (DAV) (2) 2011-07-01
date of Announcement (DOA) (3) 2011-08-25
date of Publication (DOP) (4) 2012-02-25
date of Withdrawal (DOW) (5) 2014-05-25


Superseded by  
Normative reference (6) ISO/IEC 10731:1994
EN 61158-3-22:2012
EN 61158-4-22:2012
EN 61158-5-22:2012
EN 61158-6-22:2012
EN 61508-1:2010
EN 61508-2:2010
EN 61784-2:2010
EN 61784-3:2010
IEC 61918:2010

(1) Date of ratification (dor) date when the Technical Board notes the approval of an EN (and HD for CENELEC), from which time the standard may be said to be approved

(2) Date of availability (dav) date when the definitive text in the official language versions of an approved CEN/CENELEC publication is distributed by the Central Secretariat

(3) Date of announcement (doa) latest date by which the existence of an EN (and HD for CENELEC), a TS or a CWA has to be announced at national level

(4) Date of publication (dop) latest date by which an EN has to be implemented at national level by publication of an identical national standard or by endorsement

(5) Date of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn

(6) This list of normative references is purely indicative. The only official list of normative reference is the list of the published standard.