Overview
The LXSGY-1540 photoelectric direct-reading water meter is a high-precision smart water meter designed for residential water management, commercial buildings, and industrial applications. With zero-reading error and low power consumption, this meter provides reliable and accurate water measurement.
It is fully compatible with remote water reading systems, allowing automatic data collection and integration with host computer software. Its rotor-type metering structure ensures precision, durability, and a modern design, making it ideal for smart water management systems.
Key Features of LXSGY-1540 Smart Water Meter
Zero Error Reading: Advanced photoelectric direct-reading technology ensures highly accurate measurements.
Energy-Efficient: Only consumes power during readings or valve operations.
High Accuracy & Reliability: Rotary-wing metering design supports low starting flow rates and precise measurement.
Protocol Compatibility: Supports DL/T645, CJ/T188, RS-485, M-Bus, and custom protocols for seamless integration with remote water reading systems.
Industry Standards Compliance: Certified to ISO 4064 and ISO 9001, ensuring international quality and accuracy standards.
EMC, ESD, EMI Protection: Advanced protection for safe operation in residential and commercial installations.
Smart Integration: Easily connects to automated meter reading platforms for residential, commercial, and industrial water metering.
Technical Specifications
|
Parameter |
Specification |
|
Model |
LXSGY-1540 |
|
Nominal Diameter |
DN15–DN40 |
|
Operating Voltage |
DC 24–42V (M-Bus), DC 9–15V (RS-485) |
|
Working Current |
≤10mA (M-Bus reading), ≤5mA (RS-485 reading) |
|
Water Temperature |
0.1℃ – 45℃ |
|
Humidity |
0–95% RH |
|
Max Water Pressure |
1 MPa |
|
Communication |
M-Bus / RS-485 |
|
Transmission Rate |
1200–2400 baud |
|
Max Distance |
300m |
|
Accuracy |
Level 2 (±5% low zone, ±2% high zone) |
Flow Parameters
|
DN |
Min Flow Q1 (m³/h) |
Boundary Flow Q2 |
Common Flow Q3 |
Overload Flow Q4 |
|
15 |
0.03 |
0.05 |
2.5 |
3.125 |
|
20 |
0.05 |
0.08 |
4.0 |
5.0 |
|
25 |
0.08 |
0.128 |
6.3 |
7.875 |
|
32 |
0.08 |
0.128 |
6.3 |
7.875 |
|
40 |
0.2 |
0.32 |
16 |
20 |
Installation Dimensions
|
DN |
Length (L) mm |
L1 mm |
Width (B) mm |
Height (H) mm |
Thread |
Weight (kg) |
|
15 |
258 |
165 |
85 |
116 |
G3/4 |
1.4 |
|
20 |
298 |
195 |
85 |
116 |
G1 |
1.7 |
|
25 |
345 |
225 |
86 |
118 |
G1 1/4 |
2.5 |
|
32 |
355 |
230 |
103 |
115 |
G1 1/2 |
3.6 |
|
40 |
367 |
245 |
125 |
172 |
G1 1/2 |
4.8 |
Installation & Maintenance Guidelines
Choose the Correct Diameter based on local water flow requirements.
Protect from Sunlight, Freezing, and Moisture – install in a dedicated water meter box.
Install Horizontally with the arrow pointing in the direction of water flow.
Flush Pipes before installation to remove debris and prevent meter damage.
Prevent Hot Water Backflow if installed on boiler inlet pipes.
Use Gaskets and Nuts for secure connection; avoid forcing the meter.
Install Valves before and after the water meter to enable easy maintenance and replacement.
Included Accessories
2 Pipe joints
2 Connecting nuts
2 Sealing rings
1 Certificate of Conformity
1 Product Manual
Wiring
Why Choose the LXSGY-1540 Photoelectric Water Meter?
Reliable & Accurate: Eliminates reading errors common in traditional meters.
Energy Efficient: Low power consumption during operation.
Smart Integration: Seamlessly compatible with remote water reading systems.
Durable & Hygienic: Copper shell for long-lasting performance.
International Standards: ISO 4064 and ISO 9001 certified for global quality compliance.
Ideal Applications
Residential water management
Commercial building water systems
Industrial water metering
Automated billing and remote water monitoring
Optimize Your Water Management Today
Upgrade your system with the LXSGY-1540 photoelectric direct-reading smart water meter for high-precision, reliable, and energy-efficient water measurement. Perfect for residential, commercial, and industrial applications requiring smart and automated water monitoring solutions.
Customer Factory Visit
Support Factory Customization
international certifications
Contact Us
Company: Zhisheng Meijia Technology (Shandong) Co., Ltd (WINMETER)
Email: shawndu@winmegameter.com
WhatsApp: +8615330027467
Website: https://www.winwatermeter.com/
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