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Advanced Metering Infrastructure (AMI) System

(A) Wired Smart Water Metering

• Introduction of the AMR System in Water Supplies Department
• Letter to Designers of AMR Outstation – Revised Standard Requirements and Specification (14 November 2022)
• Letter to Designers of AMI Outstation – Revised Standard Requirements and Specification (14 March 2025)
• Standard Requirements for Supply and Installation of AMR Outstation (Version 11/2022)
• Standard Requirements for Supply and Installation of AMI Outstation (Version 3/2025)
• Standard Specification for AMR Outstation (E-89-01) (November 2022)
• Standard Specification for AMI Outstation (E-89-01) (March 2025)
• Drawings for the Supply and Installation of AMR Outstation (November 2022)
• Drawings for the Supply and Installation of AMI Outstation (March 2025) (CAD DWG files: Part 1, Part 2 and Part 3)

(B) Wireless Smart Water Metering

• Letter to Designers of AMI Outstation - Announcement of Adoption of Wireless AMI (11 July 2025)
• Standard Specification for Wireless Advanced Metering Infrastructure (AMI) Systems (E-89-02) (October 2025)

  Fillable Form:

  Appendix B Appendix C Appendix D

  Information Pack for Wireless AMI Systems

• Sample Submissions
• Typical Drawing(s)
• Reference Rate of the Wireless Meter Interfacing Devices (WMIDs)
• Frequently Asked Questions (FAQs)
• Blank Design Change Request Form (Fillable Form)

  For general enquires of the Wireless AMI Systems, please contact us at 3578 6458.

(N.B. Formerly named as Automatic Meter Reading (AMR) system)