Electromagnetic Wireless Flow Meter-GPRS/4G/NB-ioT/Lora

The wireless flow meter is a flow measurement instrument that combines the principles of electromagnetic induction and wireless communication technology. Its main function is to accurately measure the volumetric flow rate of conductive liquids and transmit the data to a server platform via GPRS/4G/NB-IoT/Lora and other wireless networks. Users can flexibly and conveniently view data and remotely configure parameters through browsers, mobile apps, and other methods.

GPRS Wireless Flow Meter
DiameterDN10~DN3000mm
Accuracy0.5% ~ 2.0% of reading
Temp. range-20~+150℃
Pressure1.6 MPa Or customize pressure level
Flow rate0.5~15 m/s
Straight pipe requiredUp stream≥5DN, down stream≥3DN

Wireless Flow Meter Features

  • Ultra-low power consumption: Truly eliminates the need for battery replacement throughout the product’s lifespan;
  • Easy operation: Parameters can be easily configured via infrared remote control, magnetic pen, or LCD;
  • Multiple wireless communication methods: Includes mainstream wireless networks such as GPRS/4G/NB-IoT/LoRa, allowing users to choose according to their needs;
  • IP68 protection rating: waterproof, moisture-proof, and immersion-proof;
  • Standard SIM card included, eliminating the need for users to open the case, greatly ensuring waterproof performance;
  • Supports remote parameter configuration;
  • Powerful server backend processing capabilities, providing intuitive and convenient data query, analysis, and alarm prompts for various application scenarios; SIM card renewal management function;
  • Supports viewing data, remote parameter configuration, and firmware updates via browser, mobile app, etc.
Wireless Flow Meter Features

Electromagnetic Wireless Flow Meter Specifications

Flow velocity measurement range0.5~15 m/s
Measurement pipe diameterDN10~DN200~DN3000
Accordance classClass 1.0
Enclosure protection classIP68
Detection and alarm parametersEmpty pipe alarm, excitation alarm, power alarm
Measurement parametersInstantaneous flow rate, cumulative flow rate, pressure, real-time parameters
Recording parametersCumulative flow rate
Communication methodGPRS/4G/NB-IoT/LoRa wireless mode
Battery lifeSustainable operation for 3 years
Operating ambient temperature-10℃~60℃
Operating ambient humidity≤95%
Operating pressure≤1.6 MPa or customized pressure rating

Featured Applications

The wireless remote transmission electromagnetic flow meter is designed specifically for the water industry.

Urban water supply, industrial water use, tap water industry, and municipal management.

Used for flow measurement throughout the entire process, from water treatment plant output, pipeline transmission, district metering areas (DMA), to customer billing.

Sewage treatment, wastewater treatment, etc.

This is the largest and most traditional application area for electromagnetic flow meters.

Municipal sewage treatment: Used to measure influent sewage, return sludge, chemical additive dosage, and treated effluent flow. It can handle media containing solid particles, fibers, and certain corrosive substances.

Industrial wastewater treatment: Measures wastewater discharged from various factories, even if the wastewater contains corrosive chemical components.

Agricultural irrigation water monitoring

Used for water metering in large-scale agricultural irrigation systems. Wireless remote transmission technology completely eliminates the constraints of cables. It can easily transmit data remotely across complex terrain, greatly reducing construction difficulty and costs, while avoiding damage to the agricultural environment.

Situations where power is unavailable

In many industries such as chemical, pharmaceutical, food, paper, and power, electromagnetic flow meters can be used to effectively monitor the flow of various conductive liquids, including acid and alkaline solutions, slurries, etc. In situations where power is unavailable, the wireless electromagnetic flow meter operates on battery power and transmits data remotely.

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Technical Support

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Electromagnetic flow meters are the “workhorse” in the field of conductive liquid flow measurement, and are almost irreplaceable, especially in industries involving water, slurries, and corrosive liquids, such as water treatment, chemical, food, metallurgy, and paper manufacturing.

Wireless flow meters are an upgraded version of electromagnetic flow meters, driving the development of the Industrial Internet of Things. At Sino-Inst, we support the customization of wireless flow meter parameters, including wireless signal type, media corrosiveness, temperature, pressure, and hygienic requirements.

If you need to measure the flow rate of conductive liquids, please feel free to contact our sales engineers!

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