Chinese wholesale Digital Water Flow Meter - WM9100-EV Prepaid Ultrasonic Water Meter – Lanry Detail:
Description
Features
Technical Parameter
WM9100-EV Residential Prepaid Ultrasonic Water Meter
Nominal Diameter: DN15~DN25
Product Features

With functions of self-diagnosis, flow sensor Alarm, Temperature Sensor Alarm, Over Range Alarm and battery under voltage alarm

With optic electric interface, hand-held infrared meter reading tool can read directly

Support swiping card to recharge and manage system remote valve control.

Low consumption design, battery can continuously work for 10 years

Bi-directional measuring forward and reverse flow

According to sanitary standard for drinking water
Technical Parameter
| Max. Working Pressure | 1.6Mpa |
| Temperature Class | T30 |
| Accuracy Class | ISO 4064, Accuracy Class 2 |
| Body Material | Stainless SS304(opt. SS316L) |
| Battery Life | 10 Years(Consumption≤0.3mW) |
| Protection Class | IP68 |
| Environmental Temperature | -40~+70℃,≤100%RH |
| Pressure Loss | ΔP25(Based on different dynamic flow) |
| Climatic And Mechanical Environment | Class O |
| Electromagnetic Class | E2 |
| Communication | Wired M-bus, RS485; Wireless LoRaWAN |
| Display | 9 digits LCD display volume, flow rate, power alarm, flow direction, output etc. |
| Connection | Thread |
| Flow Profile Sensitivity Class | U5/D3 |
| Data Storage | Store the latest 24 years’ data including day, month and year, The data can be permanently saved even powered off |
| Frequency | 1-4 times/second |
Digital Display

Measuring Range and Dimensions(R250)
| Nominal Diameter | Permanent Flow Q3 | Transitional FlowQ2 | Minimum Flow Q1 | Installation without connection accessories(A) | Installation with connection accessories(B) | L | L1 | H | Length of connection accessories(S) | W |
| DN(mm) | (m3/h) | (m3/h) | (m3/h) | mm | mm | mm | mm | mm | ||
| 15 | 2.5 | 0.016 | 0.010 | G¾B | R½ | 165 | 135 | 82 | 53.8 | 96 |
| 20 | 4.0 | 0.026 | 0.016 | G1B | R¾ | 195 | 157 | 90 | 60 | 100 |
| 25 | 6.3 | 0.040 | 0.025 | G1¼B | R1 | 225 | 165 | 96 | 70 | 100 |
Measuring Range and Dimensions(R400)
| Nominal Diameter | Permanent Flow Q3 | Transitional FlowQ2 | Minimum Flow Q1 | Installation without connection accessories(A) | Installation with connection accessories(B) | L | L1 | H | Length of connection accessories(S) | W |
| DN(mm) | (m3/h) | (m3/h) | (m3/h) | mm | mm | mm | mm | mm | ||
| 15 | 2.5 | 0.016 | 0.006 | G¾B | R½ | 165 | 135 | 82 | 53.8 | 96 |
| 20 | 4.0 | 0.026 | 0.010 | G1B | R¾ | 195 | 157 | 90 | 60 | 100 |
| 25 | 6.3 | 0.040 | 0.016 | G1¼B | R1 | 225 | 165 | 96 | 70 | 100 |
Product detail pictures:

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To become the stage of realizing dreams of our employees! To build a happier, more united and extra professional workforce! To reach a mutual advantage of our prospects, suppliers, the society and ourselves for Chinese wholesale Digital Water Flow Meter - WM9100-EV Prepaid Ultrasonic Water Meter – Lanry, The product will supply to all over the world, such as: Tanzania, Lithuania, Yemen, Now, we professionally supplies customers with our main products And our business is not only the "buy" and "sell", but also focus on more. We target to be your loyal supplier and long-term cooperator in China. Now, We hope to be the friends with you.
Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
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