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Water Meter

SWM103

Ultrasonic Smart Water Meter

Compact, High-Performance, and Smart Water Metering Solution

KEY FEATURES & BENEFITS

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Compact & Versatile forResidential and Pure Water Applications

Designed specifically for residential, pure water, and drinking water metering. Its compact structure makes it ideal for space-constrained installations.

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High-Quality Pipe Construction

Manufactured using corrosion-resistant copper, ensuring long-lasting performance in demanding environments.

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Temperature Adaptability (T30 /T50 / T70)

Designed for optimal performance in a variety of temperature conditions, supporting cold and temperate climates.

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Tamper-Proof & Data-SecureDesign

Equipped with tamper detection and encrypted data transmission to ensure fraud resistance and metering integrity.

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Replaceable Battery for ExtendedService Life

Designed with a replaceable battery module to simplify maintenance and reduce lifecycle costs while maintaining uninterrupted service.

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Utilizes advanced ultrasonic technology for precise and stable water consumption measurement with zero mechanical wear—ensuring excellent long-term reliability and maintenance-free operation.

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Superior Accuracy & WideMeasuring Range

Delivers Grade 2 accuracy with flexible range ratio options (R100, R125, R160, R250, R400), adapting to diverse consumption profiles and flow conditions. Complies with AF standards.

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Leak & Burst Pipe Detection

Integrated with intelligent alarm functions for detecting water dripping and burst pipe events, supporting water conservation and network safety.

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Flexible Communication Interfaces

Offers seamless integration with multiple communication protocols: MBUS, RS485, Pulse, LoRaWAN, NB-IoT, Zigbee, 4G, and Wireless M-Bus (wMBUS), enabling smart

utility network compatibility.

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Certified to InternationalStandards

Fully compliant with GB/T 778 and ISO 4064 standards, meeting international quality and performance benchmarks for ultrasonic water meters.

Applications

The SWM103Ultrasonic Smart Water Meter is designed for modern, efficient, and precise water metering, making it the ideal solution for next-generation smart water management systems.

External Dimensions

Diameter (mm) DN15 DN20 DN25
Thread G¾B G1B G1¼B
L(mm) 110/165 130/195 160/225
H(mm) 94 98.7 105.3
W(mm) 69 69 69

Technical Parameter  

Performance Parameter
Diameter DN15 DN20 DN25
Length(mm) 110/165 130/195 160/225
Q,(m³/h) 2.5 4 6.3
Start Flow(L/h) 2 2 2
Meteorologic Class Q₃/Q₁ = 100, 125, 160, 200, 250, 400
Accuracy Class Class 2
Pressure Stage MAP16 Pressure loss < 0.063MPa
Stage Temperature T30/T50/T70; Default T30
Data Storage with daily storage, daily freeze, monthly storage, monthly freeze, annual storage (Customizable data storage mode according to customer requirements)
Transmission Optical / M-BUS / RS485 / Pulse / LoRaWAN / NB-IoT / Zigbee / 4G / wMBUS (Optional)
Power DC3.6V Lithium Battery
Protection Class IP68
Environmental Temperature: -25°C to +55°C
Installation Horizontal or Vertical
Battery Life Life Period > 6 years
Flow measure Reverse flow is measurable
Stream Field
Sensitivity
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