Product Description
WM9100-ED Residential ultrasonic water meter is used for measuring
and display water flow.
Nominal Diameter: DN15~DN25
Product Features
◆ Full stainless steel body
◆ Measuring low starting flow
◆ No moving parts, accuracy will not change after long term working
◆ With functions of self-diagnosis, flow sensor Alarm, Temperature
Sensor Alarm, Over Range Alarm and battery under voltage alarm
◆ Low consumption design, battery can continuously work for 10 years
◆ With optic electric interface, hand-held infrared meter reading
tool can read directly
◆ Built-in wireless nb-iot
◆ Stainless steel 316l is optional, meet the measurement of direct
drinking water
◆ 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 |
Product Description
WM9100-EV Residential Prepaid Ultrasonic Water Meter
Nominal Diameter: DN15~DN25
Product Features
◆ Integrated meter and valve, fully enclosed structure,
anti-vandalism
◆ Measuring low starting flow
◆ No moving parts, accuracy will not change after long term working
◆ With functions of self-diagnosis, flow sensor alarm, temperature
sensor alarm, over range alarm, battery under voltage alarm and
valve error alarm
◆ Low consumption design, battery can continuously work for 10 years
◆ With optic electric interface, hand-held infrared meter reading
tool can read directly
◆ Support swiping card to recharge and manage system remote valve
control.
◆ 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 Flow Q2 | 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) | mm |
| 15 | 2.5 | 0.016 | 0.01 | G¾B | R½ | 165 | 135 | 82 | 53.8 | 96 |
| 20 | 4 | 0.026 | 0.016 | G1B | R¾ | 195 | 157 | 90 | 60 | 100 |
| 25 | 6.3 | 0.04 | 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) | mm |
| 15 | 2.5 | 0.016 | 0.006 | G¾B | R½ | 165 | 135 | 82 | 53.8 | 96 |
| 20 | 4 | 0.026 | 0.01 | G1B | R¾ | 195 | 157 | 90 | 60 | 100 |
| 25 | 6.3 | 0.04 | 0.016 | G1¼B | R1 | 225 | 165 | 96 | 70 | 100 |
Configuration code
