NIAGARA Ultrasonic Water Meter – Model NSWM-4

Descrizione

Product Features

• Ultrasonic transit-time measurement technology with no moving parts

• Extremely low starting flow and high measurement accuracy

• Forward and reverse flow measurement

• Four high-speed measurements per second

• Immune to magnetic interference

• LCD digital display with multi-information pages

• Self-diagnosis function with alarms (low battery, sensor fault, reverse flow, empty pipe)

• Built-in data storage and historical records

• Supports horizontal and vertical installation

• IP68 protection for harsh and submerged environments

Technical Data

  Nominal Sizes:

• DN15

• DN20

  Accuracy Class:

• Class 2

  Range Ratio:

• R400

  Pressure Rating:

• MAP16 (1.6 MPa)

  Pressure Loss:

• ≤ P63

   Temperature Class:

• T50

   Environmental Class:

• Class O

   Installation Class:

• U3 / D3

• H / V (Horizontal / Vertical mounting)

   Power Supply:

• Built-in lithium battery

• Battery life: up to 10 years

   Degree of Protection:

• IP68

   Data Storage:

• 24 months historical data

   Communication Options:

• LoRaWAN

• NB-IoT

• GPRS

• 4G

• M-Bus (optional)

• RS-485 (optional)

• Infrared local meter reading interface

Applications

• Residential water metering

• Smart water management systems

• AMR / AMI projects

• Municipal water supply networks

• Commercial water consumption monitoring