Overview
Built with rugged composite materials and advanced IoT communication modules, the U-WR2 ultrasonic water meter features a solid‑state construction with zero moving parts. This eliminates mechanical wear and guarantees sustained measurement precision over time. Standard‑equipped with wireless data transmission and intelligent analytics, it offers up to 12 years of reliable service - delivering substantial savings in both procurement and lifecycle maintenance for water utilities, engineering contractors, and bulk purchasers.

Main Features
1. IP68 Waterproof & Dustproof, U0/D0 Integrated Design
2. WRAS, OIML & MID B+D Certified with Complete Water Quality Test Report
3. Multiple Communication Interfaces & Flexible Installation in Any Position
4. Flow Partition Metering & Statistics with Minimal Pressure Loss
5. Wide Dynamic Range (R800/R500), Leakage Detection & Non-air Measuring
6. Reliable Data Reissue & Retransmission Mechanism
7. No Moving Parts, Designed Service Life ≥12 Years
8. Compact & Robust Structure with Eco-friendly Durable Composite Material
9. Strong Anti-interference, Immune to Media & External Magnetic Fields

Technical Parameters
| Type | U-WR2 | |||
| Size | DN15 | DN20 | DN25 | |
| Range and Capacities | ||||
| Q3 | 1.6/2.5 m³/h | 2.5/4.0 m³/h | 6.3 m³/h | |
| Q4 | 3.125 m³/h | 5.0 m³/h | 7.875 m³/h | |
| Q2 | 8 L/h | 12.8 L/h | 20.2 L/h | |
| Q1 | 5 L/h | 8 L/h | 12.6 L/h | |
| Qstart | 2L/h | |||
| Dynamic Range | R250/R400/R500/R800 | |||
| Standard | ISO4064:2014/ OIML: R49-2013 | |||
| Electrical | ||||
| Battery | 3.6V, Li-battery | |||
| EMC | E1 | |||
| Mechanical | ||||
| Environmental Classification | Class O | |||
| Protection Class | IP68 | |||
| Medium Temperature | 0.1~50℃(T50) | |||
| Storage Temperature | -25~60℃ | |||
| MAP | 1.6MPa | |||
| Metrological | ||||
| Accuracy |
±5% in range Q1≤Q<Q2 ±2% in range Q2≤Q≤Q4 |
|||
| Head Loss | 0.4bar @ Q3 | 0.25bar @ Q3 | 0.4bar @ Q3 | |
| Communication | ||||
| LoRa RF | LoRaWAN Class A | |||
| NB-IoT | Standard | |||
| Pulse Output | Customized | |||
| M-Bus/wM-Bus | Standard | |||
Dimension

Why Choose Us
1. Extensive Industry Expertise:
Viewshine stands out as a prominent player in the field of ultrasonic measurement, with a deep understanding of industry dynamics and trends. Our wealth of experience enables us to provide innovative solutions tailored to your needs.
2. Skilled Professionals:
Our team consists of highly skilled experts in research and development (R&D) and quality control (QC). With their expertise and dedication, we ensure rigorous product quality control, surpassing your specific requirements and expectations.
3. Exceptional Customer Care:
We prioritize customer satisfaction and strive to provide exceptional support throughout your journey with us. Our dedicated support team is readily available to address any inquiries or concerns, ensuring a smooth and positive post-purchase experience.
4. Competitive Pricing:
As a direct manufacturing factory, we are able to offer competitive pricing without compromising on quality. Our streamlined production processes and efficient operations allow us to provide cost-effective solutions that align with your budgetary needs. We believe in delivering value without compromise.
Hot Tags: portable water meter, China portable water meter manufacturers, suppliers, factory, MID Water Meter
