IS 16502 : Part 4 : Sec 2 : 2024/IEC TS 61496-4-2 : 2022 Safety of Machinery - Electro-Sensitive Protective Equipment - Part 4 Particular Requirements for Equipment Using Vision Based Protective Devices (VBPD) - Section 2 Additional Requirements When Using Reference Pattern Techniques (VBPDPP)

ICS 13.110; 29.260.99

ETD 44

NATIONAL FOREWORD

This Indian Standard (Part 4/Sec 2) (First Revision) which is identical to IEC TS 61496-4-2 : 2022 'Safety of machinery - Electro sensitive protective equipment - Part 4-2: Particular requirements for equipment using vision based protective devices (VBPD) - Additional requirements when using reference pattern techniques (VBPDPP)' issued by the International Electrotechnical commission (IEC) was adopted by the Bureau of Indian Standards on the recommendation of the Safety of Machinery- Electrotechnical Aspects Sectional Committee and approval of the Electrotechnical Division Council.

This standard was first published in 2021 identical to IEC 61496-4-2 : 2014. This revision has been undertaken to align this standard with the latest version of IEC 61496-4-2.

The text of the IEC standard has been approved as suitable for publication as an Indian Standard without deviations. Certain conventions are, however, not identical to those used in Indian Standards. Attention is particularly drawn to the following:

a) Wherever the words 'International Standard' appears referring to this standard, they should be read as 'Indian Standard'; and

b) Comma (,) has been used as a decimal marker, while in Indian Standards the current practice is to use a point (.) as the decimal marker.