Large Diameter Ultrasonic Water Meter

 

Ø Technology

 

User portrait
Automatically analyze users' water usage habits, form regular curves, and accurately identify user water usage patterns in various flow ranges

 

High efficiency
Low power consumption design ensures long-term operation
Long service life, reducing unplanned maintenance costs and improving management efficiency 

 

Abnormal alarm

Overload flow alarm, constant current alarm, battery under voltagee alarm, reverse flow and tampering alarm,abnormal consumption alarm ...

 

Installation
Installation at any angle
Insensitive to magnetic fields and prevents electromagnetic interfeprence

 

Ø Benefits

 

Accurate measurement to reduce waste:

Ensure that every drop of water is used rationally, thereby reducing unnecessary waste

 

Low energy design:

Not only extends the service life of the meter, but also helpsto reduce the carbon footprint and achieve true green metering

 

Smart management:

Help water utilities to achieve smart management, further improveefficiency and reduce resource waste

 

Promote green and low-carbon technology:

Continuous research and innovation, aiming to promote thewater supply industry to a more green and low-carbon direction

 

Ø Technical characteristic

 

Technical characteristic Technical characteristic
Nominal Diameter DN(mm) DN50~DN100
Flow Range (Q3/Q1) R250/R500
Accuracy Class Class 2
Maximum Admissible Pressure(MPa) 1.6MPa
Pressure Loss(kPa) △p25
Ambient Temperature -25℃ ~ 55℃
Temperature Class T30/T50
Flow Profile Sensitivity U503
Display LCD display, 10 digits + prompt
Display Content Cumulative flow (m³/h), instantaneous flow (m³/h), water temperature (℃), date (month/day), clock (hour/minute/second), software version
Display Resolution Cumulative flow rate 0.001m³, instantaneous flow rate 0.001m³/h, water temperature 0.01℃
Communication LoRaWAN/LoRaNB-IoT
Data Storage EEPROM is used to store the accumulated flow and accumulated operation time, and the data can be saved after power failure for 100 years
Working Power Supply Battery powered DC3.6V (battery can work continuously for more than 10 years)
Protection Class IP68
Climate And Mechanical Environmental Class O
Electromagnetic Compatibility Class E2

 

Ø Ultrasonic water meter (R500) flow parameter

 

Nominal pipe diameter starting flow rate (m³/h) Minimum flow rate Q₁ (m³/h) Boundary flow rate Q₂ (m³/h) Common flow rate Q₃ (m³/h) Overload flow Q₄ (m³/h)
DN50 0.015 0.080 0.128 40 50
DN65 0.025 0.126 0.202 63 78.75
DN80 0.037 0.200 0.320 100 125
DN100 0.057 0.320 0.512 160 200

 

Ø Dimensions​

 

 

Nominal pipe diameter Outside diameter D Flange hole D1 Sealing surface D2 Length L Height H Flange hole specification Sealing surface f Flange thickness b
DN50 Φ165 Φ125 Φ102 200 262 4×Φ18 3 18
DN65 Φ185 Φ145 Φ122 200 278 4×Φ18 3 18
DN80 Φ200 Φ160 Φ138 225 300 8×Φ18 3 20
DN100 Φ220 Φ180 Φ158 250 317 8×Φ18 3 20