overview
VIEWSHINE's ultrasonic water meter represents a significant advancement for residential water metering. With wireless IoT connectivity and AI‑driven data analytics, it delivers ±0.5% measurement accuracy - enabling water utilities and property managers to detect leaks early and optimize system performance. The solid‑state design contains no moving parts, eliminating wear and ensuring long‑term stability with zero maintenance. Constructed from pressure‑resistant polymer and marine‑grade brass, this residential water submeter provides a 12‑year service life, surpassing conventional mechanical meters. Its plug‑and‑play installation makes it a practical choice for modern water resource management.

Main Features
1. IP68, U0/D0, WRAS Certified, OIML Certification, MID B+D Certification
2. Water Quality Test Report, Multiple communication
3. Flow partition metering statistics
4. Leakage detection, No air measurement
5. Installed in all positions, Compact size and robust design
6. R400, high and stable accuracy
7. Data reissue and retransmission mechanism
8. No moving parts, 12 Years+ designed service life
9. Strong anti-interference performance and will not affected by media or external magnetic fields.

Technical Parameters
|
Nominal diameter |
DN |
mm |
32 |
40 |
50 |
|
Permanent flow rate |
Q3 |
m³/h |
10 |
16 |
40 |
|
Overload flow rate |
Q4 |
m³/h |
12.5 |
20 |
50 |
|
Transitional flow rate |
Q2 |
L/h |
40 |
56 |
160 |
|
Minimum flow rate |
Q1 |
L/h |
25 |
40 |
100 |
|
Measurement range |
R |
Q3/Q1 |
R400 |
||
|
Range for R400 |
– |
Q2/Q1 |
1.6 |
||
|
Temperature class (EN and OIML) |
– |
℃ |
T50/T30 |
||
|
Flow profile sensitivity class (EN) |
– |
– |
U0/D0 |
||
|
Counter indication range |
– |
m³ |
99999.999 |
||
|
Scale interval value |
– |
m³ |
0.000001 |
||
|
Maximum permissible error in the range of Q2 ≤ Q ≤ Q4 |
ε |
% |
0. 1℃<=T<=30℃: ±2%; 30℃ |
||
|
Maximum permissible error in the range of Q1 ≤ Q < Q2 |
ε |
% |
±5 |
||
|
Battery |
– |
V |
3.6 |
||
|
Max battery life |
|
Years |
12 |
||
|
Communication interfaces |
– |
– |
LoRaWAN/NB-IoT/Pulse |
||
|
Water pressure class |
(EN) |
bar |
MAP16 |
||
|
(OIML) |
0.3 to 16 |
||||
|
Maximum pressure loss |
– |
0.4 |
0.25 |
||
|
Installation orientation |
– |
– |
H/V |
||
|
Reverse flow |
– |
– |
Measurable reverse flow |
||
|
Relative humidity |
– |
% |
≤ 100 |
||
|
IP rating |
– |
– |
IP68 |
||
|
Water meter tube material |
|
|
Brass |
Brass+Stainless steel |
|
Dimension
|
DN |
H |
H1 |
L |
L1 |
B |
D |
d |
|
DN32 |
115 |
90.5 |
260 |
384 |
97 |
G1 1/2 |
R1 1/4 |
|
DN40 |
124 |
94 |
260 |
388 |
97 |
G2 |
R1 1/2 |
|
DN50 |
142 |
102.5 |
260 |
388 |
122 |
G2 1/2 |
R2 |
|
DN |
H |
H1 |
L |
D |
K |
HD |
|
|
DN50 |
178.7 |
100 |
260 |
165 |
125 |
18 |


Why Choose Us
1. Rigorous Quality Control
Every smart gas meter and ultrasonic gas meter undergoes our 25‑point inspection protocol - ensuring full compliance with international standards and giving gas utilities and OEM partners complete confidence in every shipment.
2. AI‑Driven Precision
MaufacturingOur smart factories use artificial intelligence to maintain exceptional consistency across all production runs. Automated inspection systems enforce tight tolerances and repeatable precision, ensuring every unit meets the same high standard.
3. Aerospace‑Grade Materials
We select only aerospace‑grade alloys and high‑performance polymers to withstand the harshest conditions. Our materials resist corrosion, wear, and extreme temperatures - delivering reliable performance for decades.
4. Fast Order Fulfillment
With automated warehousing and intelligent inventory management, we guarantee dispatch within 48 hours of order confirmation. Efficient logistics ensure your products arrive on time, every time.
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