Hebei Shanghong Meters Technology Co., Ltd. is one of the leading manufacturers and suppliers of low cost ultrasonic water flow meter for irrigation online or inline in China. If you're going to wholesale high quality low cost ultrasonic water flow meter for irrigation online or inline, welcome to get pricelist and quotation from our factory.
Product Description
It is a metering instrument to continuously measure, record, and display the volume of water flowing through the sensor by use of the ultrasonic time difference method. Please read this manual carefully before use, to use it to the best advantage and avoid unnecessary loss.
Technical Parameter
|
Nominal diameter(mm) |
50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
|
Max flow Q4(m³/h) |
31.25 | 50 | 78.75 | 125 | 200 | 312.5 | 500 | 787.5 | 1250 |
|
Nominal flow Q3(m³/h) |
25 | 40 | 63 | 100 | 160 | 250 | 400 | 630 | 1000 |
|
Transitional flow Q2(m³/h) |
0.16 | 0.256 | 0.4 | 0.64 | 1.024 | 1.6 | 2.56 | 4.03 | 6.4 |
|
Min flowQ1(m³/h) |
0.1 | 0.16 | 0.252 | 0.4 | 0.64 | 1 | 1.6 | 2.52 | 4 |
|
Start-up flow(m³/h) |
0.033 | 0.06 | 0.09 | 0.14 | 0.21 | 0.31 | 0.56 | 0.88 | 1.2 |
|
Max flow |
9999999.9 |
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Reverse flow |
9999999.9 |
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Measuring range |
Q3/Q1, R250(R400 customizable) |
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Accuracy class |
Class B |
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Pressure loss class |
≤0.063 MPa |
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Working pressure |
1.6 MPa |
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Temperature class |
T30 |
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Temperature range |
(5~55)℃ |
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Environment class |
Indoor, Class B |
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Electromagnetic class |
E1(Residential, Commercial, Industrial) |
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Power supply |
Built-in lithium battery DC 3.6V |
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Battery life |
＞ 10years |
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Installation position |
Any angle |
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Display |
LCD, 8 digits + additional characters |
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Flow profile sensitivity class |
U10/D5 |
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Communication interface |
RS485 Modbus/ Pulse output/GPRS/NB-IOT/Lorawan |
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Protection class |
IP68 |
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Tolerable storage temperature |
-20~60℃ |
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Static power |
10μA |
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Operating power consumption |
45μA |
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Meter Display Content
P1: In the last interface of P1, keep covering the sensing area for more than 3S to enter P2 and repeat this operation to enter P3 ,P4
P2: Cumulative flow of the historical month
P3：For internal debugging and testing, it does not have any meaning.
P4: Test status
| Mode | No. | Display Description |
| P1 | 1 | Cumulative flow |
| 2 | Temperature | |
| 3 | Size | |
| 4 | Flow rate | |
| 5 | Negative cumulative flow | |
| 6 | Net cumulative flow | |
| 7 | Working time | |
| 8 | Sensor status | |
| 9 | Power voltage | |
| P2 | Cumulative flow of the historical month | |
| P3 | For internal debugging and testing, it does not have any meaning | |
| P4 | 1 | Cumulative flow |
| 2 | Coefficient | |
| 3 | Flow rate | |
| 4 | Working time | |
Note: The display interface of the meter is subject to change for customization or upgrading.
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