Lanri Technology
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Distribution & bulk metering

DN150–DN250

Bulk Ultrasonic Water Meter

A robust four-channel ultrasonic meter platform for high-flow distribution networks, engineered for stable measurement and remote data integration.

Bulk Ultrasonic Water Meter

Key Features

Accurate flow measurement.
Built for the field.

01

DN150–DN250 bulk meter family

02

Class 2 measurement accuracy

03

Q3/Q1 dynamic range R400

04

Four-channel measurement with redundancy

05

IP68 fully sealed field design

06

RS485 remote reading interface

Core Capabilities

Reliable from pipe to platform.

Four-Channel Measurement

  • Redundant acoustic paths improve availability
  • Continued measurement if one path is obstructed
  • Intelligent error correction for stable results

Field Reliability

  • Stainless-steel flow section
  • Flow-sensor, temperature-sensor and low-battery diagnostics
  • Wide-temperature 9-digit LCD display

Power & Integration

  • Built-in lithium battery by default
  • Optional DC 7.5–24 V external power for RS485
  • Integration with remote meter-reading systems

Technical Specifications

Essential parameters.

Values depend on diameter and selected configuration. Download the complete datasheet and confirm final project requirements with our team.

Diameter range
DN150–DN250
Reference model
DN150
Accuracy
Class 2
Dynamic range Q3/Q1
R400
Typical DN150 Q3
400 m³/h
Volume resolution
0.01 m³ daily; 0.01 L calibration
Waterproof class
IP68
Pressure class
MAP16
Pressure loss
Δp40
Temperature class
T50
Flow sensitivity
U5 / D3
Communication
RS485

Complete Documentation

Bulk Ultrasonic Water Meter Datasheet

Key features, technical specifications and application notes.

Download PDF