BSI PD IEC TS 62998-1:2019:2023 Edition
$215.11
Safety of machinery. Safety-related sensors used for the protection of persons
Published By | Publication Date | Number of Pages |
BSI | 2023 | 96 |
PDF Catalog
PDF Pages | PDF Title |
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2 | undefined |
4 | Blank Page |
5 | CONTENTS |
9 | FOREWORD |
11 | INTRODUCTION |
12 | 1 Scope |
13 | 2 Normative references 3 Terms and definitions |
14 | 3.1 Characteristics and performance criteria |
15 | 3.2 Dependability Figures Figure 1 – Measurement accuracy and measurement uncertainty |
17 | 3.3 Procedures and architectural deliberations |
19 | 3.4 Terms related to system |
21 | 3.5 Fusion 3.6 Safety related information |
23 | 3.7 Test |
25 | 3.8 User groups 3.9 Verification and validation |
27 | 4 Lifecycle and interconnection to safety-related electrical control systems (SCS) 4.1 General Figure 2 – Example 1 of SRS architecture |
28 | Figure 3 – Example 2 of SRS architecture Figure 4 –Example of SRSS architecture |
29 | 4.2 Hazard and risk analysis 4.2.1 General |
30 | 4.2.2 Hazard caused by SRS/SRSS Figure 5 – Interconnection of an SRS/SRSS into hazard and risk analysis |
31 | 4.2.3 Required SRS/SRSS performance class 4.3 Correspondence SRS/SRSS performance class |
32 | 5 Design and development phase 5.1 General 5.2 SRS/SRSS functions Tables Table 1 – Correspondence between level of safety performance and minimum required SRS/SRSS performance class |
33 | 5.3 Design analysis Table 2 – Functions of an SRS/SRSS as applicable |
34 | 5.5 Sensing zone(s) 5.6 Safety related zone 5.7 Automation related zone 5.8 Detection capability and dependability 5.8.1 General |
35 | 5.8.2 Object classes and physical properties |
36 | 5.8.3 Environmental influences |
38 | Table 4 – Limits for failure to danger condition (loss of the detection capability) due to environmental interference for high demand mode |
40 | 5.9 User interface 5.9.1 General 5.9.2 Mounting 5.9.3 Safety related information |
41 | Figure 6 – Safety related information of an SRS/SRSS |
42 | Table 5 – Minimum required coverage probability/decision probability at high demand rate |
43 | 6 Integration and installation phase 6.1 General 6.2 Fusion of SRS into an SRSS 6.2.1 General |
44 | 6.2.2 Limits of use after fusion 6.2.3 Detection capability after fusion |
45 | 6.2.4 Sensing zone(s) after fusion 6.2.5 Dependability under environmental condition after fusion 6.2.6 Safety related information after fusion |
46 | 6.2.7 SRSS performance class after fusion |
47 | 6.2.8 Response time after fusion 6.2.9 Verification and validation after fusion 6.3 Calibration at user side 6.3.1 General Table 6 – Maximum applicable SRSS performance class after fusion using two SRS |
48 | 6.3.2 Calibration procedure and equipment 6.3.3 Verification and validation of calibration 7 Operation, maintenance and modification phases |
49 | 8 Verification and validation 8.1 General 8.2 Verification of an SRS/SRSS |
50 | 8.3 Validation of an SRS/SRSS Table 7 – Means to be used for evaluation of verification measures and verification results |
51 | 8.4 Analysis |
52 | 8.5 Test 8.5.1 General 8.5.2 Test classification |
53 | 8.5.3 Test method and test setup |
54 | 8.5.4 Test piece 8.5.5 Test plan and test results |
55 | 9 Information for use Table 8 – Overview of information for use to be provided |
57 | Annexes Annex A (informative) Examination of systematic capabilities Figure A.1 – Example for examination of systematic capabilities using safety related sensor standards |
58 | Annex B (informative)User groups B.1 User groups of SRS/SRSS and groups addressed by this document B.2 User groups addressed by fusion Table B.1 – Roles and task of addressed user groups |
59 | Table B.2 – Addressed user groups for different integration types using sensing unit, SRS/ SRSS as element or SRS as subsystem |
61 | Annex C (informative) Functional decomposition and/or integration Figure C.1 – Interconnection of functions and objects Figure C.2 – Example of functions performed in an SRSS |
62 | Annex D (normative) Generation and application of simulation models D.1 General D.2 Recommendations for use D.3 Simulation objectives and measures to achieve them |
63 | Table D.1 – Simulation objectives and measures for SRS/SRSS of low complexity |
64 | Table D.2 – Simulation objectives and measures for SRS/SRSS of high complexity |
65 | D.4 Verification Figure D.1 – Verification process |
67 | Annex E (informative) Child properties and behaviour E.1 General E.2 Sizes of parts of body Table E.1– Body height children |
68 | Figure E.1 – Body height children Table E.2 – Chest depth children |
69 | Figure E.2 – Chest depth children Figure E.3 – Head width children Table E.3 – Head width children |
70 | Figure E.4 – Head length children Table E.4 – Head length children |
71 | Annex F (informative) Environmental influences F.1 General F.2 Example 1 for application of environmental influences |
72 | Table F.1 – Example 1 of environmental influence and classes according to IEC 60721-3-5 |
73 | F.3 Example 2 for application of environmental influences Table F.2 – Example 2 of environmental influence and classes according to IEC 60721-3-3 |
74 | Annex G (informative) Faults, failures and influences resulting in a loss of SRS/SRSS safety related function G.1 General |
75 | Figure G.1 – Combination of faults, failures or errors resulting in additional risk throughloss of safety function or bypassing |
76 | Figure G.2 – Analysis of systematic capabilities during design and development to prevent systematic faults resulting in failure to danger |
77 | G.2 Failure to danger Table G.1 – Demand rates used for the calculation of Table G.2 values Table G.2 – Limits for failure to danger condition (loss of the detection capability) due to environmental influence for high demand mode |
78 | G.3 Normal operation G.4 Signal to initiate the fault reaction function and confidence information as part of safety related information |
79 | Figure G.3 – Mode of action for systematic fault resulting in fault reaction function Figure G.4 – Mode of action for errors resulting in appropriate confidence information |
80 | Annex H (informative) Test aspects H.1 General H.2 Mechanical influence test |
81 | Table H.1 – Example of test plan and test result for mechanical influence test |
84 | Annex I (informative) Examples of functions, safety related information and fusion I.1 Example of functions Figure I.1 – Example of SRS applied on driveway intersection |
85 | I.2 Example of safety related information Figure I.2 – Example of SRS/SRSS providing decision and confidence information |
86 | I.3 Example of fusion Figure I.3 – Example of SRS/SRSS providing measurement and confidence information |
87 | Figure I.4 – First example of fusion of 2 SRS into an SRSS with combined sensing zones Figure I.5 – Fusion of SRS safety related information |
88 | Figure I.6 – Approach of verification and validation based on SRS Information for use and SRSS Safety Requirement specification |
89 | Figure I.7 – Second example of fusion of 2 SRS into an SRSS with combined sensing zones |
90 | Bibliography |