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AquaSonic 153 RWM

The SBEM 153 RWM Ultrasonic Residential Water Meter is designed to provide accurate, reliable, and consistent measurement for water supply. The meter employs advanced ultrasonic measurement technology with no moving parts, ensuring stable long-term performance, minimal wear, and reduced maintenance requirements. With a turndown ratio of R400, it delivers precise measurement across a wide flow range, including low flow conditions commonly encountered in residential usage.

The meter is designed in compliance with ISO 4064 and OIML R49 standards and features an IP68 protection rating, making it suitable for installation in demanding field conditions, including flooded meter pits. The 153 RWM is engineered for seamless integration with automated meter reading (AMR/AMI) systems, supporting remote data acquisition, diagnostics, and efficient utility operations.

  • Features
    • No moving parts
    • Installation in Horizontal, Vertical, or Inclined position
    • Turn down ratio (R) of 400.
    • No air measuring.
    • Long-life battery options (5 / 10 / 15 years)
    • ISO 4064:2014 Certified
    • W&M approval by OIML R49 certified
    • Drinking water and ETA approval
    • IP68 (submersible) as per IS/IEC 60529:2001
    • In-built data logging
    • LCD display
    • Seamless integration with AMR / AMI / Wireless
    • Display Indications: Forward Flow, Reverse Flow, Low Battery, Infrared Communication, Leakage Detection, Empty Pipe
  • Specification
    Specification Details
    Accuracy Class Class 2 (as per OIMLR49 / ISO4064)
    Temperature Class T50 (as per OIMLR49 / ISO4064)
    Environment Class (O) Fixed Meters Installed Outdoors (as per OIMLR49 / ISO4064)
    Electromagnetic Environment (E1) Residential, Commercial and Light Industrial
    Maximum Working Pressure 16 Bar
    Head Loss 0.16 Bar at Q3
    Body PPS, Highly Reinforced Composite Material
    Communication Types AMR (LoRa)
    AMI (LoRa / NB-IoT / GPRS (2G/4G))
    SUB Metering (RS485)
    Enlisted FCRI Enlisted in MAP
    Turn-Down Ratio R400
  • Application
    • Municipal and government water supply utilities
    • Smart city and smart utility water metering projects
    • Residential water distribution networks operated by local bodies
    • Apartments and multi-dwelling residential complexes
    • Group housing societies and gated communities
    • Replacement and retrofit of mechanical residential water meters
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