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Smart Ultrasonic Water Meter

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Arnowa’s smart water meter is an advanced and highly accurate, anti destruction, valve integrated, prepaid ultrasonic water meter. With no moving parts, it provides for long-lasting precision, turning to be a reliable part of your life. With its robust fully-wrapped design, it is anti-destructive and provides for IP68 protection, with its high dynamic range and valve control, making it the best solution for addressing NRW (Non-Revenue Water). It can be integrated with multiple communication protocols such as NB-IoT, Lora Private network, and LoRaWan.

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Product Description

Standards

  • MID (OIML R49, EN17154, ISO 4064)
  • WRAS, NSF61
  • IP68 (submersible)

Communication Protocols

  • Lora (868 and 915 options)
  • LoRaWan
  • NB-IoT

Size Specificatios

Model ANWM15 ANWM20 ANWM25
Size DN15 DN20 SN25
Length (mm) 165 195 225
Overall Height (mm) 128.5 130.5 130.5
Height (above axis- mm) 108.5 110.5 112.5
Width(mm) 92.5 101 101
Weight (Kg) 0.85 1.10 1.25
Threads BSP

Specifications:

Head Loss 0.25 bar @Q3
Maximum Working Pressure 16 bar
Maximum Water Temperature 50 °C
Body Brass (Lead free)
Installation Horizontal, Vertical
Valve (optional) With remote control

Flow Rate Performance

Model Q3 (m3/h) Q1 (l/h) R Starting flow (l/h) ∆P(m)
ANWM 15 2.5 15.6/10 160/250 3 0.25
ANWM 20 4.0 25/16 160/250 5 0.25
ANWM 25 6.3 39.4/25.2 160/250 8 0.25

 

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