Conditions Of Use
Temperature level: cold water 30℃, hot water can be customized 0-90℃
Pressure rating: 1.0 or custom 1.6MPA
Pressure loss rating: AP63
Upstream flow sensitivity level: U10
Downstream flow sensitivity level: D5

Main Technical Parameters
|
Nominal caliber (mm) |
Class of accuracy |
Overload flow Q₄ |
Common flow Q₃ |
Boundary flow Q₂ |
Minimum flow Q₁ |
|
m³/h |
|||||
|
LXLN-DN50 |
Level 2 |
31.25 |
25.00 |
0.80 |
0.50 |
|
LXLN-DN65 |
Level 2 |
50.00 |
40.00 |
1.28 |
0.80 |
|
LXLN-DN80 |
Level 2 |
78.75 |
63.00 |
4.00 |
2.520 |
|
LXLN-DN100 |
Level 2 |
125.00 |
100.00 |
6.40 |
4.00 |
|
LXLN-DN125 |
Level 2 |
200.00 |
160.00 |
10.00 |
8.00 |
|
LXLN-DN150 |
Level 2 |
312.50 |
250.00 |
16.00 |
10.00 |
|
LXLN-DN200 |
Level 2 |
500.00 |
400.00 |
25.60 |
16.00 |
|
LXLN-DN250 |
Level 2 |
787.50 |
630.00 |
102.00 |
25.20 |
|
LXLN-DN300 |
Level 2 |
1250.0 |
1000.00 |
160.00 |
40.00 |
Table Body External Dimensions
|
Nominal caliber (mm) |
Total length of water meter L (mm) |
Attended Mode |
|
LXLN-DN50 |
200 |
Flange connection |
|
LXLN-DN65 |
200 |
Flange connection |
|
LXLN-DN80 |
225 |
Flange connection |
|
LXLN-DN100 |
250 |
Flange connection |
|
LXLN-DN125 |
250 |
Flange connection |
|
LXLN-DN150 |
300 |
Flange connection |
|
LXLN-DN200 |
350 |
Flange connection |
|
LXLN-DN250 |
450 |
Flange connection |
|
LXLN-DN300 |
500 |
Flange connection |

Chengze Instruments has been deeply engaged in the water meter industry for over 30 years. They specialize in the research and production of water wheel irrigation and sewage metering devices, providing precise flow measurement solutions for agricultural irrigation and sewage treatment. This product is specifically designed for complex water quality environments and is suitable for the measurement of sewage and irrigation water containing impurities and particles.
Product Core Advantages
Anti-clogging Design: Utilizing a large-flow channel water wheel type impeller structure, it effectively prevents debris from blocking, suitable for sewage environments containing sand and fibers.
High Precision Measurement: Optimized impeller design ensures accurate measurement even at low flow rates, reducing water resource waste.
Corrosion-resistant Materials: Key components are made of stainless steel and engineering plastics, resistant to acid and alkali corrosion, extending service life.
Wide Range Ratio: Suitable for irrigation scenarios with large flow fluctuations, capable of accurately measuring from the minimum flow rate to the maximum flow rate.
Maintenance-Free Design: Simple and reliable structure, low daily maintenance costs, suitable for installation in remote areas.
Multiple Connection Options: Flange, thread, and other interfaces are available, facilitating on-site installation.
Global Market Application
Chengze Instruments' water wheel irrigation sewage meter is widely exported to Southeast Asia, Central Asia, South America, Africa, and other regions, and is highly trusted by local agricultural and municipal customers. The product is adaptable to various climatic conditions such as tropical, arid, and high-altitude areas, making it an ideal choice for international agricultural irrigation projects.
With over 30 years of industry experience, Chengze Instruments offers a comprehensive range of professional services from selection, installation to after-sales support, including customized solutions. Global customers are welcome to inquire about purchases and obtain detailed technical parameters and discounted quotations.
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