Electromagnetic Flowmeters

The electromagnetic flow meter is an advanced electronic flow measurement device based on Faraday’s Law, and its working principle is that a conductive liquid passing through a magnetic field generates voltage proportional to flow velocity. If you’re wondering how does an electromagnetic flow meter work, or asking what is the working principle of electromagnetic flow meter, it’s all about magnetic fields, induced voltage, and non-intrusive measurement. The electromagnetic flowmeter diagram shows magnetic coils, electrodes, and a transmitter — making it easy to understand the electromagnetic flowmeter principle. For accurate, real-time flow monitoring, especially in water systems, the electromagnetic water flow meter is widely used.

Electromagnetic Flowmeters- ABB

What is an Electromagnetic Flow Meter?

An electromagnetic flow meter (also known as a mag meter) is a non-intrusive flow measuring device that uses Faraday’s Law of Electromagnetic Induction to determine the flow rate of conductive liquids. These meters are ideal for dirty, corrosive, and slurry-type fluids and are widely used in water and wastewater, chemical processing, and industrial automation.

Why Choose Aaxis Nano Flow Meters?

    • High Accuracy: Up to ±0.2% of reading
    • No Moving Parts: Ensures low maintenance
    • Full Bore & Insertion Types: Suitable for all pipe sizes
    • Bi-directional Measurement
    • Battery-Powered and Loop-Powered Models
    • Field Communication: Modbus, HART, Profibus

Featured Electromagnetic Flow Meters

We bring to you a curated selection of Badger Meter flow measurement solutions:

1. M1000 Electromagnetic Flowmeter

    • Cost-effective, compact, and designed for OEM or general industrial use
    • Application: Water distribution, batching, food processing

2. M7600 Electromagnetic Flowmeter

    • Excellent for clean and dirty liquids, with minimal installation footprint
    • Application: Industrial water, wastewater treatment

3. M4000 Electromagnetic Flowmeter

    • High-accuracy, programmable signal processing
    • Application: Irrigation, pulp & paper, steel plants

4. M5000 Electromagnetic Flowmeter

    • Battery-operated model for remote, unpowered installations
    • Application: Utility metering, field usage, agriculture

5. M2000 Electromagnetic Flowmeter

    • Multi-functional, industrial-grade model with robust design
    • Application: HVAC, chemical dosing, water plants

Additional Flow Measurement Solutions

Model Name Type Application Area
M3000 Electromagnetic Flowmeter Full-featured for industrial environments Power, pharma, petrochemical
900 Series Flowmeter Highly versatile General-purpose industry usage
IS-6000 Non-Contact Radar Flowmeter Radar-based, non-contact measurement River, open channel, remote flow locations
IS-6000 Doppler Area Velocity Doppler-based open channel monitoring Wastewater outflow, storm water channels
IS-4000 Open Channel Flowmeter Optimized for channels and surface flows Sewage plants, surface runoff monitoring
Oval Gear Flow Meter Positive displacement for viscous liquids Oil, fuel, adhesives, paints

Applications of Electromagnetic & Specialty Flowmeters

Industrial Plants

Measure flow of cooling water, process chemicals, and slurries.

Water Utilities

Ensure accurate billing, distribution monitoring, and leakage control.

Agriculture & Irrigation

Track large-scale water usage over vast fields.

Chemical Industries

Handle aggressive and corrosive chemicals with non-intrusive accuracy.

FAQs About Electromagnetic Flow Meters

Q1. Can electromagnetic flow meters measure gas? No, they only work with conductive liquids, not gases or non-conductive media. Q2. Do these meters require straight pipe lengths? Yes, ideally 5D upstream and 3D downstream for best accuracy. Q3. Are Aaxis Nano meters battery-operated? Some models like the M5000 offer battery power for remote usage. Q4. Can they be used in sewage or slurry? Absolutely. These meters are built for harsh and dirty applications.
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