Leveraging profound metering R&D expertise, the B39 VW-M embodies cutting-edge technology and precision engineering.
Its multi-ultrasound architecture adapts to diverse applications, while the compact yet rugged design ensures superior waterproofing—guaranteeing accuracy even under prolonged submersion.
Engineered for operational efficiency, it drastically reduces remote metering (AMR) costs, optimizing utility management with unmatched reliability and innovation.
Model | Diameter | Nominal Flow | Transitional | Minimum | Flange Outer | Length | Connection |
DN (mm) | Q3 (m³/h) | Q2 (m³/h) | Q1 (m³/h) | mm | mm | ||
DN50 | 50 | 25 | 0.08 | 0.05 | 165 | 200 | 4×M16 |
DN65 | 65 | 40 | 0.128 | 0.08 | 185 | 200 | 4×M16 |
DN80 | 80 | 63 | 0.2016 | 0.126 | 200 | 225 | 8×M16 |
DN100 | 100 | 100 | 0.32 | 0.2 | 220 | 250 | 8×M16 |
DN125 | 125 | 160 | 0.512 | 0.32 | 250 | 250 | 8×M16 |
DN150 | 150 | 250 | 0.8 | 0.5 | 280 | 300 | 8×M20 |
DN200 | 200 | 400 | 1.28 | 0.8 | 335 | 345 | 12×M20 |
DN250 | 250 | 630 | 2.016 | 1.26 | 405 | 445 | 12×M24 |
DN300 | 300 | 1000 | 3.2 | 2 | 460 | 500 | 12×M24 |
DN400 | 400 | 1600 | 5.12 | 3.2 | 580 | 600 | 16×M27 |
Accuracy Class | Class 2 | ||||||
Range Ratio | R160, R200, R250, R400, R500 | ||||||
Maximum Working Pressure(MPa) | 1.6 | ||||||
Pressure Loss | △ P≤63 | ||||||
Communication & Interface | M-Bus, RS485, 4G (CAT1), LoRaWAN, NB-loT, Sigfox, GPRS, 4-20MA, Pulse, Optical port | ||||||
Medium Temperature Range | 0.1℃......30℃ / 0.1℃......50℃ | ||||||
Ambient Temperature Range | -20℃......65℃ | ||||||
Environmental Requirement | E1, M1, B | ||||||
Battery Life | 10-16 years service life | ||||||
Protection Class | IP68 | ||||||
Flow Field Sensitivity | U0/D0 | ||||||
Flow Pipe Material | Cast Iron | ||||||
Data Storage | 24/ 120 logs, daily/ weekly/ monthly. | ||||||
Installation | Horizontal/ Vertical |