1、 IEC TS 61496-4-3 Edition 1.0 2015-05 TECHNICAL SPECIFICATION Safety of machinery Electro-sensitive protective equipment Part 4-3:Particular requirements for equipment using vision based protective devices(VBPD)Additional requirements when using stereo vision techniques(VBPDST)IEC TS 61496-4-3:2015-
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8、 publications released.Available online and also once a month by email.Electropedia-www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 30 000 terms and definitions in English and French,with equivalent terms in 15 additional languages.Al
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10、m earlier publications of IEC TC 37,77,86 and CISPR.IEC Customer Service Centre-webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance,please contact the Customer Service Centre:csciec.ch.IEC TS 61496-4-3 Edition 1.0 2015-05 TECHNICAL SPECIFICATION Sa
11、fety of machinery Electro-sensitive protective equipment Part 4-3:Particular requirements for equipment using vision based protective devices(VBPD)Additional requirements when using stereo vision techniques(VBPDST)INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 13.110;29.260.99 ISBN 978-2-8322-2611-7
12、Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC TS 61496-4-3:2015 IEC 2015 CONTENTS FOREWORD.5 INTRODUCTION.7 1 Scope.8 2 Normative references.9 3 Terms and definitions.9 Abbr
13、eviated terms.12 4 Functional,design and environmental requirements.12 4.1 Functional requirements.12 4.1.2 Sensing function.12 4.1.3 Types of ESPE.15 4.1.6 Zone with limited detection capability.15 4.2 Design requirements.16 4.2.2 Fault detection requirements.16 4.2.12 Integrity of the VBPDST detec
14、tion capability.17 4.2.13 Test pieces for type testing.19 4.2.14 Wavelength.21 4.2.15 Radiation intensity.21 4.2.16 Mechanical construction.21 4.3 Environmental requirements.21 4.3.1 Ambient air temperature range and humidity.21 4.3.5 Ambient light intensity.21 4.3.6 Light interference.21 4.3.7 Poll
15、ution interference.22 4.3.8 Manual interference.22 4.3.9 Optical occlusion(eclipsed by small object).23 4.3.10 Drift or ageing of components.23 5 Testing.23 5.1 General.23 5.1.2 Test conditions.23 5.1.4 Test conditions and test plan.24 5.2 Functional tests.24 5.2.1 Sensing function.24 5.2.9 Verifica
16、tion of optical performance.28 5.2.10 Wavelength.28 5.2.11 Radiation intensity.28 5.3 Performance testing under fault conditions.28 5.3.2 Type 1 ESPE.28 5.3.3 Type 2 ESPE.28 5.3.4 Type 3 ESPE.29 5.3.5 Type 4 ESPE.29 5.4 Environmental tests.29 5.4.2 Ambient temperature variation and humidity.29 5.4.4 Mechanical influences.29 5.4.6 Light interference.30 5.4.7 Pollution interference.36 5.4.8 Manual interference.37 IEC TS 61496-4-3:2015 IEC 2015 3 5.4.9 Optical occlusion.37 6 Marking for identificat
