{"id":434078,"date":"2024-10-20T07:42:11","date_gmt":"2024-10-20T07:42:11","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-13849-12023\/"},"modified":"2024-10-26T14:37:17","modified_gmt":"2024-10-26T14:37:17","slug":"bs-en-iso-13849-12023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-13849-12023\/","title":{"rendered":"BS EN ISO 13849-1:2023"},"content":{"rendered":"

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nundefined <\/td>\n<\/tr>\n
7<\/td>\nAnnex ZA(informative)Relationship between this European Standard and the essential requirements of EU Directive 2006\/42\/EC aimed to be covered <\/td>\n<\/tr>\n
12<\/td>\nForeword <\/td>\n<\/tr>\n
14<\/td>\nIntroduction <\/td>\n<\/tr>\n
17<\/td>\n1 Scope
2 Normative references <\/td>\n<\/tr>\n
18<\/td>\n3 Terms, definitions, symbols and abbreviated terms
3.1 Terms and definitions <\/td>\n<\/tr>\n
26<\/td>\n3.2 Symbols and abbreviated terms <\/td>\n<\/tr>\n
28<\/td>\n4 Overview
4.1 Risk assessment and risk reduction process at the machine <\/td>\n<\/tr>\n
30<\/td>\n4.2 Contribution to the risk reduction
4.3 Design process of an SRP\/CS <\/td>\n<\/tr>\n
31<\/td>\n4.4 Methodology <\/td>\n<\/tr>\n
32<\/td>\n4.5 Required information <\/td>\n<\/tr>\n
33<\/td>\n4.6 Safety function realization by using subsystems
5 Specification of safety functions
5.1 Identification and general description of the safety function <\/td>\n<\/tr>\n
34<\/td>\n5.2 Safety requirements specification
5.2.1 General requirements <\/td>\n<\/tr>\n
37<\/td>\n5.2.2 Requirements for specific safety functions <\/td>\n<\/tr>\n
40<\/td>\n5.2.3 Minimizing motivation to defeat safety functions <\/td>\n<\/tr>\n
41<\/td>\n5.2.4 Remote access
5.3 Determination of required performance level (PLr) for each safety function <\/td>\n<\/tr>\n
42<\/td>\n5.4 Review of the safety requirements specification (SRS)
5.5 Decomposition of SRP\/CS into subsystems <\/td>\n<\/tr>\n
43<\/td>\n6 Design considerations
6.1 Evaluation of the achieved performance level
6.1.1 General overview of performance level <\/td>\n<\/tr>\n
45<\/td>\n6.1.2 Correlation between performance level (PL) and safety integrity level (SIL)
6.1.3 Architecture \u2014 Categories and their relation to MTTFD of each channel, average diagnostic coverage and common cause failure (CCF) <\/td>\n<\/tr>\n
52<\/td>\n6.1.4 Mean time to dangerous failure (MTTFD) <\/td>\n<\/tr>\n
53<\/td>\n6.1.5 Diagnostic coverage (DC) <\/td>\n<\/tr>\n
54<\/td>\n6.1.6 Common cause failures (CCFs)
6.1.7 Systematic failures <\/td>\n<\/tr>\n
55<\/td>\n6.1.8 Simplified procedure for estimating the performance level for subsystems <\/td>\n<\/tr>\n
56<\/td>\n6.1.9 Alternative procedure to determine the performance level and PFH without MTTFD <\/td>\n<\/tr>\n
58<\/td>\n6.1.10 Fault consideration and fault exclusion <\/td>\n<\/tr>\n
59<\/td>\n6.1.11 Well-tried component
6.2 Combination of subsystems to achieve an overall performance level of the safety function
6.2.1 General
6.2.2 Known PFH values <\/td>\n<\/tr>\n
60<\/td>\n6.2.3 Unknown PFH values
6.3 Software based manual parameterization
6.3.1 General <\/td>\n<\/tr>\n
61<\/td>\n6.3.2 Influences on safety-related parameters <\/td>\n<\/tr>\n
62<\/td>\n6.3.3 Requirements for software based manual parameterization <\/td>\n<\/tr>\n
63<\/td>\n6.3.4 Verification of the parameterization tool
6.3.5 Documentation of software based manual parameterization
7 Software safety requirements
7.1 General <\/td>\n<\/tr>\n
65<\/td>\n7.2 Limited variability language (LVL) and full variability language (FVL)
7.2.1 Limited variability language (LVL)
7.2.2 Full variability language (FVL)
7.2.3 Decision for limited variability language (LVL) or full variability language (FVL) <\/td>\n<\/tr>\n
67<\/td>\n7.3 Safety-related embedded software (SRESW)
7.3.1 Design of safety-related embedded software (SRESW) <\/td>\n<\/tr>\n
68<\/td>\n7.3.2 Alternative procedures for non-accessible embedded software
7.4 Safety-related application software (SRASW) <\/td>\n<\/tr>\n
71<\/td>\n8 Verification of the achieved performance level
9 Ergonomic aspects of design
10 Validation
10.1 Validation principles
10.1.1 General <\/td>\n<\/tr>\n
73<\/td>\n10.1.2 Validation plan <\/td>\n<\/tr>\n
74<\/td>\n10.1.3 Generic fault lists
10.1.4 Specific fault lists
10.1.5 Information for validation <\/td>\n<\/tr>\n
75<\/td>\n10.2 Validation of the safety requirements specification (SRS) <\/td>\n<\/tr>\n
76<\/td>\n10.3 Validation by analysis
10.3.1 General
10.3.2 Analysis techniques
10.4 Validation by testing
10.4.1 General <\/td>\n<\/tr>\n
77<\/td>\n10.4.2 Measurement accuracy <\/td>\n<\/tr>\n
78<\/td>\n10.4.3 Additional requirements for testing
10.4.4 Number of test samples
10.4.5 Testing methods <\/td>\n<\/tr>\n
79<\/td>\n10.5 Validation of the safety functions
10.6 Validation of the safety integrity of the SRP\/CS
10.6.1 Validation of subsystem(s) <\/td>\n<\/tr>\n
80<\/td>\n10.6.2 Validation of measures against systematic failures <\/td>\n<\/tr>\n
81<\/td>\n10.6.3 Validation of safety-related software <\/td>\n<\/tr>\n
82<\/td>\n10.6.4 Validation of combination of subsystems
10.6.5 Overall validation of safety integrity
10.7 Validation of environmental requirements <\/td>\n<\/tr>\n
83<\/td>\n10.8 Validation record
10.9 Validation maintenance requirements
11 Maintainability of SRP\/CS <\/td>\n<\/tr>\n
84<\/td>\n12 Technical documentation
13 Information for use
13.1 General
13.2 Information for SRP\/CS integration <\/td>\n<\/tr>\n
85<\/td>\n13.3 Information for user <\/td>\n<\/tr>\n
87<\/td>\nAnnex A (informative) Guidance for the determination of required performance level (PLr) <\/td>\n<\/tr>\n
92<\/td>\nAnnex B (informative) Block method and safety-related block diagram <\/td>\n<\/tr>\n
94<\/td>\nAnnex C (informative) Calculating or evaluating MTTFD values for single components <\/td>\n<\/tr>\n
102<\/td>\nAnnex D (informative) Simplified method for estimating MTTFD for each channel <\/td>\n<\/tr>\n
104<\/td>\nAnnex E (informative) Estimates for diagnostic coverage (DC) for functions and subsystems <\/td>\n<\/tr>\n
108<\/td>\nAnnex F (informative) Method for quantification of measures against common cause failures (CCF) <\/td>\n<\/tr>\n
112<\/td>\nAnnex G (informative) Systematic failure <\/td>\n<\/tr>\n
116<\/td>\nAnnex H (informative) Example of a combination of several subsystems <\/td>\n<\/tr>\n
119<\/td>\nAnnex I (informative) Examples for the simplified procedure to estimate the PL of subsystems <\/td>\n<\/tr>\n
127<\/td>\nAnnex J (informative) Example of SRESW realisation <\/td>\n<\/tr>\n
131<\/td>\nAnnex K (informative) Numerical representation of Figure 12 <\/td>\n<\/tr>\n
136<\/td>\nAnnex L (informative) Electromagnetic interference (EMI) immunity <\/td>\n<\/tr>\n
140<\/td>\nAnnex M (informative) Additional information for safety requirements specification (SRS) <\/td>\n<\/tr>\n
142<\/td>\nAnnex N (informative) Avoiding systematic failure in software design <\/td>\n<\/tr>\n
162<\/td>\nAnnex O (informative) Safety-related values of components or parts of control systems <\/td>\n<\/tr>\n
165<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Safety of machinery. Safety-related parts of control systems – General principles for design<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2023<\/td>\n170<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":434087,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-434078","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/434078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/434087"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=434078"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=434078"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=434078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}