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.
♦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
| 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:
