Prepaid water meter
1. Valve adopts rotary-wing construction, with small switch torture distance
2. One card, one meter with encipherment protection, security guaranteed
3. Valve automatically shut off when impacted by strong magnetic field action
Features:
1. Low start-up flow
2. Brass meter adopts of 4-digit pointer, 5-digit character roller for easy and clear reading
3. Long lifespan 6 years, reliable, integated meter body and valve, rational construction
4. Multiple customer type optional, 3 ladder water volumes settables, 3 ladder unit prices.
5. Compatible with calculation method of single tariffing rate
Technical Parameters
1. Flow rate
| Model no. |
Nominal diameter DN(mm) |
Turndown ratio |
Overload flow Q4 |
Permanent
flow Q3 |
Transitional flow Q2 |
Min flow
Q1 |
| M3/h |
| LXSGK-15 |
15 |
R80 |
3.125 |
2.5 |
0.05 |
0.03125 |
| LXSGK-20 |
20 |
R80 |
5.0 |
4.0 |
0.08 |
0.05 |
| LXSGK-25 |
25 |
R80 |
7.875 |
6.3 |
0.126 |
0.07875 |
2. Relative Error
Error Q1-Q2 ± 5%
Error Q3-Q4, water temperature ≤30ºC, max permissible error ±2%; water
Temperature >30ºC
max permissible error ± 3%
3. Working temperature:(0.1~40)ºC for cold water meter; (0.1~90)ºC for hot water
4. Working pressure: ≤1.0Mpa
5. Pressure loss≤0.063Mpa
6. Installation environment: Class 2, indoor, fixed type installation
7. Electromagnetic environment: E1- residential, commercial, light industrial
8. Working current Static: <10uA
9. Flow profile sensitive class: U10, D5
10. Storage ambient temperature:(5~50)ºC
Factory
Audited Supplier 
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