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LoRa Wireless Ultrasonic Water Meter

Vendor : Seck Intelligent Technology

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SK-UM11 series ultrasonic water meter is a kind of intelligent new water meter based on the principle of ultrasonic time difference method. is a collection of measurement, integration, display  It is a new type smart water meter which collects measurement, integration, display in one. The instrument is equipped with various communication interfaces. It can communicate with other equipment and form a remote meter reading management system, which is convenient for the statistics and management of the user's water consumption. The instrument is suitable for small industrial water and domestic water.
  • SK-UM11 series ultrasonic water meter is developed based on the principle of propagation velocity difference method, and the measurement accuracy is stable. 
  • Adopt low power design, a battery life length can be 10 years. 
  • High repeatability, low-pressure loss, no moving parts, accuracy requirements meet GB/778-2007, JJG162 - 2009 verification regulations. 
  • The starting flow of the ultrasonic water meter is low to 0.002 m³/h。The ultrasonic water meter adopts IP68 waterproof design, which can be immersed in water for a long time. 
  • The water meter can be installed in many angles, and the measuring accuracy of the water meter is not affected. 
  • It supports wireless RF( Radio Frequency ) 868MHz output interfaces. 




Class 2 



Dynamic Range R 


Max. Permissible working Pressure 


Temperature class 

T30,T50,T70, default: T30 

Upstream Flow Field Sensitivity 


Downstream Flow Field Sensitivity 


Climate &Mechanical Environmental Conditions Class 


Electromagnetic Compatibility 


Content of Display 

Cumulative flow rate: m³, Instantaneous flow rate: m³/h, Water Temperature, ℃, Cumulative effective running time: h, Date: y/m/d, Clock: h/m/s, Software version, Screen test 

Display Resolution 

Cumulative flow rate: 0.001m³; 

Display Range 

Cumulative flow rate: 0 m³~+999999.999m³ 


Light-sensitive Keys 

Type of Communication 

RF Lora 

Data storage 

Storing accumulated flow monthly, automatically storing data for the last 24 months 

Power Supply 

Battery Powered DC3.6V 

Powder Consumption 


Protection Class 


Pressure loss rating 



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