NB-IoT District Ultrasonic Water Meter

Product Description

District ultrasonic water meter is designed for reliable flow measurement for municipal, commercial and industrial applications,

Nominal diameter: DN50-DN300

Applications: Tap Water Distribution System (Municipal, commercial, Industrial etc.)

Product Features

Optional communication interfaces: M-BUS, RS485, LoRa Wireless, Pulse ect, GPRS and NB-IoT.

Meter offers a complete range of NB IoT Automatic Metering Reading (AMR) solutions, which provides a unified platform for meter reading and data management remotely.

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Automatically records the daily total of the last 2 years and monthly total of the last 24 months

Low starting flow

No moving parts, wear-free ultrasonic technology,Maintenance-free

No optical-electrical conversion needed, digital remote communication

Multi-channels design, reduces straight-pipe run requirement

Bi-directional flow

Conforms with GB/T 778-2007 and CJ/T 434-2013 Ultrasonic Water Meter standards

Overall Dimensions

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Nominal Diameter DN50 DN65 DN80 DN100 DN125 DN150 DN200 DN250 DN300
L mm 200 200 225 250 250 300 350 450 500
W mm 165 185 200 220 250 285 340 405 460
H1 mm 150 158 175 181 199 217 246 272 320
H mm 235 248 264 287 320 355 410 452 550

Technical Parameters

Model Nominal Diameter DN50 DN65 DN80 DN100 DN125 DN150 DN200 DN250 DN300
MTW-9 R100 Q3 ⁄Q1(m3⁄h) 25⁄0.25 40⁄0.4 63⁄0.63 100⁄1 160⁄1.6 250⁄2.5 400⁄4 630⁄6.3 1000⁄10
MTW-6 R160 Q3⁄Q1(m3⁄h) 25⁄0.16 40⁄0.25 63⁄0.39 100⁄0.6 160⁄1 250⁄1.6 400⁄2.5 630⁄3.9 1000⁄6
MTW-6 R250 Q3⁄Q1(m3⁄h) 25⁄0.1 40⁄0.16 63⁄0.25 100⁄0.4 160⁄0.6 250⁄1 400⁄1.6 630⁄2.5 1000⁄4
MTW-6 R315 Q3⁄Q1(m3⁄h) 25⁄0.08 40⁄0.13 63⁄0.2 100⁄0.3 160⁄0.5 250⁄0.8 400⁄1.3 630⁄2 1000⁄3
MTW-6 R400 Q3⁄Q1(m3⁄h) 25⁄0.06 40⁄0.1 63⁄0.16 100⁄0.25 160⁄0.4 250⁄0.6 400⁄1 630⁄1.6 1000⁄3
MTW-6 R500 Q3⁄Q1(m3⁄h) 25⁄0.05 40⁄0.08 63⁄0.13 100⁄0.2 160⁄0.3 250⁄0.5 400⁄0.8 630⁄1.3 1000⁄2
MTW-2 R160 Q3⁄Q1(m3⁄h) 63⁄0.39 63⁄0.25 100⁄0.6 160⁄1 250⁄1.6 400⁄2.5 630⁄3.9 1000⁄6 1600⁄10
MTW-2 R250 Q3⁄Q1(m3⁄h) 63⁄0.25 63⁄0.25 100⁄0.4 160⁄0.6 250⁄1 400⁄1.6 630⁄2.5 1000⁄4 1600⁄6
MTW-2 R315 Q3⁄Q1(m3⁄h) 63⁄0.2 63⁄0.2 100⁄0.3 160⁄0.5 250⁄0.8 400⁄1.3 630⁄2 1000⁄3 1600⁄5
MTW-2 R400 Q3⁄Q1(m3⁄h) 63⁄0.16 63⁄0.16 100⁄0.25 160⁄0.4 250⁄0.6 400⁄1 630⁄1.6 1000⁄3 1600⁄4
MTW-2 R500 Q3⁄Q1(m3⁄h) 63⁄0.13 63⁄0.13 100⁄0.2 160⁄0.3 250⁄0.5 400⁄0.8 630⁄1.3 1000⁄2 1600⁄3
MTW-1 R160 Q3⁄Q1(m3⁄h) 100⁄0.6 160⁄1 250⁄1.6 400⁄2.5 630⁄3.9 1000⁄6 1600⁄10 2500⁄16
MTW-1 R250 Q3⁄Q1(m3⁄h) 100⁄0.4 160⁄0.6 250⁄1 400⁄1.6 630⁄2.5 1000⁄4 1600⁄6 2500⁄10
MTW-1 R315 Q3⁄Q1(m3⁄h) 100⁄0.3 160⁄0.5 250⁄0.8 400⁄1.3 630⁄2 1000⁄3 1600⁄5 2500⁄8
MTW-1 R400 Q3⁄Q1(m3⁄h) 100⁄0.25 160⁄0.4 250⁄0.6 400⁄1 630⁄1.6 1000⁄3 1600⁄4 2500⁄6
MTW-1 R400 Q3⁄Q1(m3⁄h) 100⁄0.25 160⁄0.4 250⁄0.6 400⁄1 630⁄1.6 1000⁄3 1600⁄4 2500⁄6
Starting Flow m3⁄h (changeable) 0.02 0.025 0.03 0.035 0.05 0.07 0.1 0.15 0.25
Channels Quad Channels Six Channels
Pipe Joint Flange (Body Pressure: PN16( Default); other pressures
Accuracy Class Class 2( Class 1 Optional)
Pressure Class MAP16(MAP10, MAP25)
Environmental Class C
Electromagnetic Class E1(E2)
Pressure Loss Class ▲P25 (▲P63, ▲P40, ▲P16, ▲P10)
Flow Field Sensitivity Class U5⁄D3 (U10⁄D5, U3⁄D0, U0⁄D0)
Temperature Rating T30 (T50, T70, T90)
Recording Automatically records the daily total of the last 2 years and monthly total of the last 24 months
Communication Interfaces (Optional) Infrared, M–BUS, RS485, 4–20mA, Lora, GPRS , Pulse, NB–IoT
Power Supply DC3.6V (Non-rechargeable Lithium Battery)
Metering Cycle 1 time⁄S
Average Operating Current ≤20µA

Selection Description

MTW District Ultrasonic Water Meter follow below order specifications:

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