Contents
Foreword 1 Scope 2 Normative References 3 Terms and Definitions 4 Overview 5 Network Structure 6 Data Exchange of Local Connection 7 Data exchange of LAN 8 Data Exchange of WAN 9 RF communication data exchange 10 The Upper Layer Protocol 11 Protocol extension 12 Object identification system(variable naming rule) 13 Object coding (name of variables) Annex A (Normative annex) Basic meters A.1 Basic requirements for heat distributor A.2 Basic requirements for heat meter /cooling meter A.3 Basic requirements for gas meter A.4 Basic requirements for cold/hot water meter Annex B (Informative annex) Gas volume conversion B.1 Introduction B.2 Foreword of abstract data model of gas volume converter B.3 Abstract data model of gas volume converter B.3 General objects of gas conversion and energy calculation B.4 Measurement principle of volume conversion and energy calculation B.5 Data flow in volume conversion and energy calculation Annex C (Normative annex) Terms and definitions |