KM01-16
This series of products are wireless remote water meters that separate the mechanic part from the intelligent module completely and upload the water consumption through NB\LORA Internet. The NB-IoT system consists of the NB-IoT management system platform, base stations, and water meters.
Description
1. Features
2. Electronic Parameter
Datacomms | Static current | Report | Operating frequency | Transmitted power | Receive sensitivity |
Lora | 20μA | Hall\Reed switch | 470-510MHz | ≤20dBm | -136+1dBm |
NB-lot | 10μA | Hall\Reed switch | B1,B2,B5,B8,NB-lot | ≤23dBm | -131+1dBm |
3. Head Loss Curve
4. Accuracy Error Curve
5. Installation Dimension
Item No | LXSGW-15 | LXSGW-20 | |
L1 | mm | 260 | 295 |
L | mm | 165 | 190 |
H | mm | 155 | 155 |
W | mm | 85 | 85 |
Connection Thread | D(mm) | G3/4" | G1" |
d(mm) | R1/2 | R3/4 | |
without unions kg |
1.0KG | 1.2KG | |
6. Main Technical Parameter
Model Number | LXSGW-15 | LXSGW-20 | |||||||||||||
Nominal diameter (DN)[mm] | 15 | 20 | 25 | 32 | 40 | ||||||||||
Ratio Q3/Q1 | R80 | R100 | R160 | R80 | R100 | R160 | R80 | R100 | R160 | R80 | R100 | R160 | R80 | R100 | R160 |
Overload flow rate (Q4) [m³/h] | 3.125 | 3.125 | 3.125 | 5 | 5 | 5 | 7.875 | 7.875 | 7.875 | 12.5 | 12.5 | 12.5 | 20 | 20 | 20 |
Permanent flow rate (Q3) [m³/h] | 2.5 | 2.5 | 2.5 | 4 | 4 | 4 | 6.3 | 6.3 | 6.3 | 10 | 10 | 10 | 16 | 16 | 16 |
Transitional flow rate (Q2) [m³/h] | 0.05 | 0.04 | 0.025 | 0.08 | 0.064 | 0.04 | 0.126 | 0.1 | 0.063 | 0.2 | 0.16 | 0.1 | 0.32 | 0.256 | 0.16 |
Minimum flow rate (Q1) [m³/h] | 0.032 | 0.025 | 0.015 | 0.05 | 0.04 | 0.025 | 0.08 | 0.063 | 0.039375 | 0.125 | 0.1 | 0.0625 | 0.2 | 0.16 | 0.1 |
Accuracy class | 2 | ||||||||||||||
Maximum permissible error for the lower flow rate zone (MPEι) | ±5% | ||||||||||||||
Maximum permissible error for the upper flow rate zone (MPEμ) | ±2% for water having a temperature ≤30℃ ±3% for water having a temperature >30℃ |
||||||||||||||
Temperature class | T30,T50 | ||||||||||||||
Water pressure classes | MAP 16 | ||||||||||||||
Pressure-loss classes | △P63 | ||||||||||||||
Indicating range[m³] | 99 999 | ||||||||||||||
Resolution of the Indicating device[m³] | 0.00005 | ||||||||||||||
Flow profile sensitivity classes | U10 D5 | ||||||||||||||
Orientation limitation | HORIZONTAL |
The management methods of the water industry are constantly innovating with the development of technology. Traditional water meters and prepaid water ...
As an important part of smart water management, prepaid water meters play a key role in accurate billing and efficient management of water resources i...
Introduction to Drinkable Water Meters in China Drinkable water meters play a crucial role in modern society, serving as the silent sentinels of our m...
Introduction to Chinese Water Meters The Chinese water meter industry has experienced rapid growth, driven by both domestic demand (such as the "one h...