| Customization: | Available |
|---|---|
| Install: | Horizontal |
| Medium Temperature: | Cold Water |
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For this model, there is Class B, Class C, R160 for options.
Supply mobile phone App software to read Water Meter by LoRaWAN
Multi Jet Dry type
Material body: Brass
Sizes: DN15 to 20mm, (½" - ¾"), Available for cold water (50°C)
Accuracy: DN15 to 20mm, (½" - ¾"), Class B / Class C / R160
* Multi-flow calibre, small starting flow and high measurement accuracy
* Integrated module, low power design, measurement process is completed in the main body
* The meter is mainly measured in a non-magnetic way, and the charging can be done on the server or system
* Portable installation, no wiring required, no external power supply required
* Stable and reliable: Provides carrier-class reliability access, effectively supporting IoT applications and smart city solutions
* It supports multi-band communication, 868MHz, 923MHz and so on
* Built-in NFC function module, with mobile app terminal can easily and quickly modify parameters
* The mobile app supports DevEUI, APPEUI, and ABP/OATT mode changes for easy maintenance and management
* The mobile app supports the modification of the water meter base for easy maintenance
* 30-45 days of long time data storage
* Long-distance transmission, non-complex environment, transmission distance>1km
* Low power consumption, large capacity lithium battery, ER26500 (8500mAh) can be used, and the service life is 8-10 years
* IP68 waterproof design, three waterproof technology, to ensure that the water meter works properly in harsh environments
WIRELESS TECHNICAL INDICATORS
| Power supply | lithium battery |
| Power supply | 2.1V-3.6V |
| Working frequency | 865-868MHz/915-930MHz |
| Transmit power | 50mW |
| Battery Life | 10 years |
| (Once reading data per day) | |
| Receiver sensitivity | -132dBm |
| Dormancy current | 2.5uA |
| Average current | 18uA |
| Transmission distance | 3000m transmission distance(5Kbps) |
MAIN TECHNICAL DATA According to ISO4064 (GB/T778.1-1996) Standard
| Size | Class | Qs Overload flow |
Qp Nominal flow |
Qt Transitional flow |
Qmin Min flow |
Min reading | Max reading | |
| DN(mm) | Inch | m³/h | L/h | m³ | ||||
| 15 | 1/2" | A | 3 | 1.5 | 150 | 60 | 0.0001 | 99999 |
| B | 120 | 30 | ||||||
| C | 22.5 | 15 | ||||||
| 20 | 3/4" | A | 5 | 2.5 | 250 | 100 | 0.0001 | 99999 |
| B | 200 | 50 | ||||||
| C | 37.5 | 25 | ||||||
MAIN TECHNICAL DATA According to ISO4064 (GB/T778.1-2007) Standard
| DN SIZE |
Mm Inch |
15 1/2" |
20 3/4" |
| Q4(m³/h) | 3.125 | 5 | |
| Q3(m³/h) | 2.5 | 4 | |
| R80 | Q2(L/h) | 50 | 80 |
| Q1(L/h) | 31.25 | 50 | |
| R100 | Q2(L/h) | 40 | 64 |
| Q1(L/h) | 25 | 40 | |
| R125 | Q2(L/h) | 32 | 51.2 |
| Q1(L/h) | 20 | 32 | |
| R160 | Q2(L/h) | 25 | 40 |
| Q1(L/h) | 15.625 | 25 | |
| Min reading(m³) | 0.00005 | 0.00005 | |
| Max reading(m³) | 99,999 | 99,999 | |
| Max pressure(MAP) | 16 | 16 | |
| Max loss(ΔP) | 63 | 63 | |
| Max temperature | T50 | T50 | |
INDICATING ERROR
At low zone is ±5% from minimum flow rate (qmin) to transitional flow rate (qt) exclusive boundary
At high zone is ±2% from transitional flow rate (qt) to overload flow rate (qs)
DIMENSIONS AND WEIGHT
| D | G¾B | G1B |
| L(mm) | 165 | 190 |
| B(mm) | 81 | 81 |
| H(mm) | 160 | 160 |
| Weight(kg) | 0.92 | 1.2 |
WORKING CONDITION
Water temperature:≤50ºC for cold water meter
Working pressure:≤1.6Mpa
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