T/ZS 0140-2020 Heavy-duty diesel vehicle on-board emission diagnosis system (OBD) application technical specification

Scope

Main technical content: **Table of Contents** 1 Preface 2 Scope 3 Normative References 4 Terms and Definitions 5 Basic Requirements 5.1 General Requirements 5.2 Functional Requirements 5.3 Performance Requirements 5.4 Installation and Commissioning Requirements 6 Data Transmission Requirements 6.1 General Requirements 6.2 Data Transmission Protocols/Standards 6.3 Data Retransmission 7 Management Platform Requirements 7.1 General Requirements 7.2 Platform Access 7.3 Storage 7.4 Security 8 Operation and Management Requirements 8.1 Daily Operation 8.2 Maintenance **Appendix A (Normative Appendix):** Communication Protocol for Heavy-Duty Diesel Vehicles' Remote Emission Management Terminal Devices Accessing the Management Platform **Appendix B (Normative Appendix):** Communication Protocol for Platform Access to the Management Platform --- **Explanation:** - Technical terms like "normative references" and "data transmission protocols" are translated accurately to maintain professionalism. - Section headings are preserved in their original format for clarity. - Appendix titles are translated as "Appendix A" and "Appendix B" to follow standard conventions. - Numbers and bullet points are aligned with the original document structure for consistency.

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