DN3-DN800 Battery-Powered Magnetic Flow Meter Digital Water Electromagnetic Flowmeter

The selection of circulating water flowmeter is a decision process involving many aspects, which needs to consider the characteristics of circulating water, measurement requirements, environmental conditions, economic costs and the performance characteristics of the flowmeter. Here is a comprehensive analysis and recommendations for the best options:

The application of flowmeter in food processing is very extensive, mainly reflected in the following aspects:

In the energy sector, particularly in power generation plants, electromagnetic flowmeters play a critical role in measuring cooling water flow. The accuracy and stability of these flowmeters help power plants maintain optimal operating conditions and monitor the efficiency of their cooling systems. Additionally, electromagnetic flowmeters are used in the oil and gas industry for measuring the flow of hydrocarbons, providing crucial data for production and transportation processes.

Size: DN3-DN3000mm
Nominal Pressure: 0.6-1.6Mpa(2.5Mpa/4.0Mpa/6.4Mpa…Max 42Mpa)
Accuracy: +/-0.5%(Standard) +/-0.3% or +/-0.2%(Optional)
Liner: PTFE, Neoprene, Hard Rubber, EPDM, FEP, Polyurethane, PFA
Electrode: SUS316L, Hastelloy B, Hastelloy C Titanium, Tantalum, Platinium-iridium
Structure Type: Integral type, remote type, submersible type, ex-proof type
Medium Temperature: -20~+60 degC(Integral type)
Remote type ( Neoprene ,Hard Rubber ,Polyurethane ,EPDM) -10~+80degC
Remote type(PTFE/PFA/FEP) -10~+160degC
Ambient Temperature: -20~+60deg C
Ambient Humidity: 5-100%RH(relative humidity)
Measuring Range： Max 15m/s
Conductivity： >5us/cm

Size: DN3-DN3000mm
Nominal Pressure: 0.6-1.6Mpa(2.5Mpa/4.0Mpa/6.4Mpa…Max 42Mpa)
Accuracy: +/-0.5%(Standard), 0.3% or 0.2% (Optional)
Liner: PTFE, Neoprene, Hard Rubber, EPDM, FEP, Polyurethane, PFA
Output Signal: 4-20mA/Pulse

Intelligent electromagnetic flowmeters are mainly used to measure the volume flow of conductive liquid and slurry in closed pipelines, including acid, alkali, salt and other highly corrosive liquids.

Basic fault treatment of intelligent sewage electromagnetic flowmeter:

Notes for electromagnetic flowmeter selection:

Advantages and disadvantages of electromagnetic flowmeter

How to correctly select the installation point of the electromagnetic flowmeter

Intelligent electromagnetic flowmeters are mainly used to measure the volume flow of conductive liquid and slurry in closed pipelines, including acid, alkali, salt and other highly corrosive liquids.

The material of construction is also a vital aspect in electromagnetic flowmeter selection. Different applications may require flowmeters made from specific materials to withstand corrosive environments or harsh chemicals. Ensuring that the materials of construction are compatible with the fluid and environmental conditions helps enhance the longevity and reliability of the flowmeter.

Another critical factor to consider is the flow rate range of the application. Electromagnetic flowmeters exhibit excellent accuracy and stability across a broad range of flow rates, making them suitable for both low-flow and high-flow applications. It is essential to match the flowmeter’s specifications, such as its minimum and maximum flow rates, with the expected flow conditions in the system.

Measuring Range： Max 15m/s
Conductivity： >5us/cm
Protection Class： IP65(Standard); IP68(Optional for remote type)
Process Connection： Flange (Standard), Wafer, Thread, Tri-clamp etc (Optional)
Output Signal： 4-20mA/Pulse
Communication： RS485(Standard), HART(Optional),GPRS/GSM (Optional)
Power Supply： AC220V (can be used for AC85-250V)
DC24V (can be used for DC20-36V)
DC12V (optional), Battery Powered 3.6V (optional)
Power Consumption： <20W Alarm： Upper Limit Alarm / Lower Limit Alarm Self-diagnosis： Empty Pipe Alarm, Exciting Alarm Explosion Proof： ATEX

When using electromagnetic flowmeters in the field, it’s important to perform regular checks and maintenance to ensure accurate and reliable flow measurements. Here are some key parameters to check and consider in the field for electromagnetic flowmeter use:

When measuring waste acid using an electromagnetic flowmeter, it’s crucial to choose electrodes that are suitable for the corrosive nature of the acid and that can withstand the specific conditions of the application. Common electrode materials for electromagnetic flowmeters used in corrosive environments include:

The choice of water flow meter is a comprehensive consideration process, involving many aspects of factors. Here is a guide to tap water flow meter selection to help you choose the most suitable solution:

One notable advantage of electromagnetic flow meters is their ability to measure bidirectional flow accurately. As the induced voltage is directly proportional to the fluid’s velocity, these meters are highly responsive to changes in flow rates, enabling real-time monitoring and control. Additionally, electromagnetic flow meters are not affected by factors such as temperature, pressure, or viscosity, ensuring consistent and reliable performance across diverse operating conditions. This working principle, coupled with their durability and low maintenance requirements, makes electromagnetic flow meters a preferred choice in industries requiring precise and stable flow measurements.

Measuring medium: Conductive liquid
Diameter range: DN3mm～DN3000mm
Accuracy: ± 0.5% of the indicated value, optional ± 0.3% or ± 0.2%
Measuring range (Flow rate): 0.01m/s～15m/s
Electromagnetic flow meter is one of the most popular flow meters. Flange type electromagnetic flow meter has been used for more than 50 years worldwide. It is widely used for all conductive liquids in every industry, such as water, acid, alkali, milk, slurry etc.

High voltage electromagnetic flowmeters are commonly used in applications where the measurement of electrically conductive fluids is required. These flowmeters operate based on Faraday’s law of electromagnetic induction and are suitable for a variety of industrial processes. Here are some key application characteristics of high voltage electromagnetic flowmeters:

Electromagnetic flowmeters, also known as magmeters, are devices that measure the flow of electrically conductive fluids using the principles of electromagnetic induction. There are several types of electromagnetic flowmeters, each with its own characteristics and applications. Here are some common types:

In industrial settings, electromagnetic flow meters play a vital role in process control and monitoring. Their ability to provide accurate measurements in challenging conditions, such as high temperatures and abrasive environments, makes them indispensable for industries like water treatment, chemical processing, and wastewater management. The continuous advancements in technology have further enhanced the capabilities of electromagnetic flow meters, making them a trusted and widely adopted solution for precise flow measurement in diverse applications.

Selecting the right electromagnetic flowmeter involves considering various factors to ensure it meets the specific requirements of your application. Here’s a step-by-step guide to help you choose an electromagnetic flowmeter:

Electromagnetic flowmeter in the use process will produce some faults affect the normal work of the instrument, how to find the cause behind the fault is a very important work, we need to identify through a variety of different types of detection methods, in general, we for electromagnetic flowmeter routine testing, usually including electrode contact resistance, electrode polarization voltage, Signal cable interference, the determination of whether there is a grounding potential and the flow of stray current in the pipeline five aspects, these five aspects can be carried out separately, in fact, but also interrelated, any change in the factor may cause other changes, this reminds everyone in the detection of special attention:

Measuring medium: Conductive liquid
Diameter range: DN3mm～DN3000mm
Accuracy: ± 0.5% of the indicated value, optional ± 0.3% or ± 0.2%
Measuring range (Flow rate): 0.01m/s～15m/s
Electromagnetic flow meter is one of the most popular flow meters. Flange type electromagnetic flow meter has been used for more than 50 years worldwide. It is widely used for all conductive liquids in every industry, such as water, acid, alkali, milk, slurry etc.

Electromagnetic water meters offer several advantages in water measurement applications, particularly in industrial and municipal settings. Here are some key advantages of electromagnetic water meters:

Electromagnetic flowmeters find applications in numerous industries due to their adaptability and precision. They are extensively used in water and wastewater management for monitoring water distribution, sewage treatment, and environmental compliance. In chemical and petrochemical industries, these flowmeters excel in measuring the flow of corrosive and abrasive liquids. The food and beverage sector benefits from their accuracy in ensuring consistent liquid measurements during production processes. In pharmaceutical manufacturing, electromagnetic flowmeters contribute to the precise control of liquid ingredients, while in mining and minerals processing, they help optimize the efficiency of slurry flow.

Medium Temperature: -20~+60 degC(Integral type)
Remote type ( Neoprene ,Hard Rubber ,Polyurethane ,EPDM) -10~+80degC
Remote type(PTFE/PFA/FEP) -10~+160degC
Ambient Temperature: -20~+60deg C
Ambient Humidity: 5-100%RH(relative humidity)
Measuring Range: Max 15m/s
Conductivity: >5us/cm
Protection Class: IP65(Standard); IP68(Optional for remote type)
Process Connection: Flange (Standard), Wafer, Thread, Tri-clamp etc (Optional)
Output Signal: 4-20mA/Pulse
Communication: RS485(Standard), HART(Optional),GPRS/GSM (Optional)

Size: DN3-DN3000mm
Nominal Pressure: 0.6-1.6Mpa(2.5Mpa/4.0Mpa/6.4Mpa…Max 42Mpa)
Accuracy: +/-0.5%(Standard), 0.3% or 0.2% (Optional)
Liner: PTFE, Neoprene, Hard Rubber, EPDM, FEP, Polyurethane, PFA
Output Signal: 4-20mA/Pulse

Measuring medium: Conductive liquid
Diameter range: DN3mm～DN3000mm
Accuracy: ± 0.5% of the indicated value, optional ± 0.3% or ± 0.2%
Measuring range (Flow rate): 0.01m/s～15m/s

Electromagnetic flow meters offer several advantages, making them a popular choice in various industrial applications. Here are some of the key advantages of electromagnetic flow meters:

Electromagnetic flowmeter plays a multi-faceted role in farmland irrigation, mainly reflected in the following aspects:

Selecting the right electromagnetic flowmeter is crucial for accurate and reliable measurement of fluid flow in various industrial applications. One key consideration in the selection process is the type of fluid being measured. Electromagnetic flowmeters are suitable for a wide range of conductive fluids, such as water, acids, and slurries. Their performance can be affected by factors like conductivity and the presence of suspended solids, making it essential to choose a flowmeter that is compatible with the specific fluid characteristics.

Size: DN3-DN3000mm
Nominal Pressure: 0.6-1.6Mpa(2.5Mpa/4.0Mpa/6.4Mpa…Max 42Mpa)
Accuracy: +/-0.5%(Standard)     +/-0.3% or +/-0.2%(Optional)
Liner: PTFE, Neoprene, Hard Rubber, EPDM, FEP, Polyurethane, PFA
Electrode: SUS316L, Hastelloy B, Hastelloy C       Titanium, Tantalum, Platinium-iridium
Structure Type: Integral type, remote type, submersible type, ex-proof type
Medium Temperature: -20~+60 degC(Integral type)
Remote type ( Neoprene ,Hard Rubber ,Polyurethane ,EPDM) -10~+80degC
Remote type(PTFE/PFA/FEP) -10~+160degC
Ambient Temperature: -20~+60deg C
Ambient Humidity: 5-100%RH(relative humidity)
Measuring Range: Max 15m/s

Electromagnetic flowmeters, commonly known as magmeters, are a sophisticated and versatile type of flow measurement device widely used in industrial applications. Unlike traditional mechanical flow meters, electromagnetic flowmeters operate on the principle of electromagnetic induction to provide highly accurate and reliable measurements of liquid flow. The technology behind these devices makes them suitable for a diverse range of industries where precise flow measurement is crucial for various processes.

Size: DN3-DN3000mm
Nominal Pressure: 0.6-1.6Mpa(2.5Mpa/4.0Mpa/6.4Mpa…Max 42Mpa)
Accuracy: +/-0.5%(Standard) +/-0.3% or +/-0.2%(Optional)
Liner: PTFE, Neoprene, Hard Rubber, EPDM, FEP, Polyurethane, PFA
Electrode: SUS316L, Hastelloy B, Hastelloy C Titanium, Tantalum, Platinium-iridium
Structure Type: Integral type, remote type, submersible type, ex-proof type

The requirements of the straight tube section of the electromagnetic flowmeter are very important to ensure the accuracy and stability of the measurement results. The following is a detailed analysis of the requirements of the straight pipe section before and after the electromagnetic flowmeter: