ДСТУ EN IEC 62061:2022 Безпечність машин. Функціональна безпека електричних, електронних і програмованих електронних систем контролю, пов’язаних з безпекою (EN IEC 62061:2021, IDT; IEC 62061:2021, IDT)



ДСТУ EN IEC 62061:2022
(EN IEC 62061:2021, IDT; ІЕС 62061:2021, IDТ)

Безпечність машин. Функціональна безпека електричних,
електронних і програмованих електронних систем контролю,
пов’язаних з безпекою

 

 
   
 
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms, definitions and abbreviations

3.1 Alphabetical list of definitions

3.2 Terms and definitions

3.3 Abbreviations

4 Design process of an SCS and management of functional safety

4.1 Objective

4.2 Design process

4.3 Management of functional safety using a functional safety plan

4.4 Configuration management

4.5 Modification

5 Specification of a safety function

5.1 Objective

5.2 Safety requirements specification (SRS)

6 Design of an SCS

6.1 General

6.2 Subsystem architecture based on top down decomposition

6.3 Basic methodology - Use of subsystem

6.4 Determination of safety integrity of the SCS

6.5 Requirements for systematic safety integrity of the SCS

6.6 Electromagnetic immunity

6.7 Software based manual parameterization

6.8 Security aspects

6.9 Aspects of periodic testing

7 Design and development of a subsystem

7.1 General

7.2 Subsystem architecture design

7.3 Requirements for the selection and design of subsystem and subsystem elements

7.4 Architectural constraints of a subsystem

7.5 Subsystem design architectures

7.6 PFH of subsystems

8 Software

8.1 General

8.2 Definition of software levels

8.3 Software - Level 1

8.4 Software level 2

9 Validation

9.1 Validation principles

9.2 Analysis as part of validation

9.3 Testing as part of validation

9.4 Validation of the safety function

9.5 Validation of the safety integrity of the SCS

10 Documentation

10.1 General

10.2 Technical documentation

10.3 Information for use of the SCS

Annex A (informative) Determination of required safety integrity

Annex В (informative) Example of SCS design methodology

Annex C (informative) Examples of MTTFo values for single components

Annex D (informative) Examples for diagnostic coverage (DC)

Annex E (informative) Methodology for the estimation of susceptibility to common cause failures (CCF)

Annex F (informative) Guideline for software level 1

Annex G (informative) Examples of safety functions

Annex H (informative) Simplified approaches to evaluate the PFH value of a subsystem

Annex I (informative) The functional safety plan and design activities

Annex J (informative) Independence for reviews and testing/verification/validation activities

Bibliography