Ultrasonic Water Meter
Product Introduction
The ultrasonic water meter is an intelligent integrated small-caliber water meter designed using ultrasonic technology, capable of detecting extremely low starting flow rates. Equipped with a built-in stainless steel filter, the ultrasonic water meter's extremely low starting flow rate will save users a significant amount of extra costs.
Working Principle
The dual-channel can be imagined as two swimming lanes, where person A and person B swim towards each other from their respective lanes at the same time. Suppose there is a water flow in the lane with a certain direction: A swims with the current, while B swims against it. The time difference when both touch the wall is proportional to the speed of the water flow. By repeatedly swimming, an accurate average water flow speed can be obtained, and the precise water flow speed multiplied by the constant cross-sectional area yields an accurate flow value.
Functional Features
Dual-channel acoustic ring method, accurate and reliable measurement.
Extremely low starting flow rate down to 25L.
Actual range ratio over 500.
Protection level IP68.
Battery powered, with a working life of over ten years.
No front and back pipeline requirements U0/D0.
Alarm and statistical functions.
Large LCD display with rich content: flow direction, instantaneous flow, cumulative flow, different units, etc.
Reserved automatic meter reading and network monitoring interfaces.
Can set dual pulse output for forward and reverse water flow or 4-20mA instantaneous flow output.
Technical Parameters
Nominal Caliber |
DN |
mm |
40 |
50 |
50* |
80 |
100 |
150 |
200 |
250 |
300 |
Common Flow Rate |
Q3 |
m³/h |
40 |
40 |
40 |
63 |
100 |
250 |
400 |
1000 |
1000 |
Range Ratio |
Q3/Q1 |
|
250 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
|
|
|
667 |
667 |
667 |
787.5 |
1000 |
625 |
500 |
500 |
500 |
|
Q2/Q1 |
|
1.6 |
1.5625 |
1.5625 |
1.6 |
1.6 |
1.6 |
1.6 |
1.6 |
1.6 |
|
|
|
2 |
2 |
2 |
2.5 |
3.2 |
1.5 |
1.25 |
1.6 |
1.6 |
Overload Flow Rate |
Q4 |
m³/h |
50 |
50 |
50 |
80 |
125 |
313 |
500 |
1250 |
1250 |
|
|
m³/h |
65 |
65 |
65 |
100 |
150 |
320 |
510 |
1250 |
1250 |
Boundary Flow Rate |
Q2 |
m³/h |
0.256 |
0.125 |
0.125 |
0.200 |
0.320 |
0.800 |
1.280 |
3.2 |
3.2 |
|
|
m³/h |
0.125 |
0.125 |
0.120 |
0.200 |
0.320 |
0.600 |
1.000 |
3.2 |
3.2 |
Minimum Flow Rate |
Q1 |
m³/h |
0.16 |
0.080 |
0.080 |
0.125 |
0.200 |
0.500 |
0.800 |
2 |
2 |
|
|
m³/h |
0.060 |
0.060 |
0.060 |
0.080 |
0.100 |
0.400 |
0.800 |
2 |
2 |
Starting Flow Rate |
|
m³/h |
0.025 |
0.025 |
0.025 |
0.025 |
0.025 |
0.200 |
0.200 |
0.500 |
0.500 |
Maximum Peak Flow Rate |
|
m³/h |
65 |
75 |
- |
120 |
200 |
350 |
550 |
- |
- |
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