The E+H Proline500 Electromagnetic Flowmeter is a high - performance flow measurement device designed and manufactured by Endress+Hauser, a world - renowned company in the field of industrial measurement technology. It is widely used in various industries to accurately measure the flow rate of conductive liquids, providing reliable data support for industrial production processes.
This flowmeter operates based on Faraday's law of electromagnetic induction. When a conductive liquid flows through a magnetic field generated by the flowmeter's sensor, an electromotive force is induced in the liquid. The magnitude of this electromotive force is directly proportional to the velocity of the liquid flow, and the flow rate can be calculated through related formulas. The bidirectional measuring principle of the Proline500 is virtually independent of factors such as pressure, density, temperature, and viscosity of the measured medium, ensuring highly accurate and stable measurement results in different process conditions.
It has a wide measuring range, capable of measuring volume flow from as low as 4 dm³/min (1 gal/min) to as high as 9600 m³/h (44000 gal/min). This wide range makes it suitable for applications with different flow rate requirements, whether in small - scale production processes or large - scale industrial pipelines.
Features
Standard Accuracy: For volume flow measurement, the maximum measurement error is ±0.5% of the reading or ±1 mm/s (0.04 in/s). This standard accuracy level meets the general requirements of most industrial applications.
Optional Higher Accuracy: An option is available to achieve an even more precise measurement, with a maximum error of ±0.2% of the reading or ±2 mm/s (0.08 in/s) in a flat - spec condition. This higher - accuracy option is particularly useful for industries where extremely accurate flow measurement is crucial, such as in some pharmaceutical and high - precision chemical production processes.
The Proline500 can handle a maximum process pressure of PN 40, class 300, or 20 k, which is suitable for a wide range of industrial pipeline pressure levels. It can operate stably in pipelines with relatively high pressures, ensuring reliable flow measurement in different industrial environments.
Product Overview
Liner: The available liner materials include PFA and PTFE. PFA is known for its excellent chemical resistance, high - temperature resistance, and good electrical insulation properties. PTFE, on the other hand, has extremely low friction coefficient and outstanding chemical inertness, making it suitable for measuring corrosive media.
Electrodes: A variety of electrode materials are available, such as 1.4435 (316L) stainless steel, alloy C22 (2.4602, UNS N06022), tantalum, platinum, titanium, and duplex 1.4462 (UNS S31803). These different electrode materials can be selected according to the corrosiveness and specific requirements of the measured medium. For example, 316L stainless steel electrodes are suitable for general - purpose applications with non - highly corrosive media, while alloy C22 electrodes are more suitable for highly corrosive chemical media.
It is widely used in the chemical industry for measuring the flow of various corrosive liquids. In chemical production processes, such as in the manufacturing of fertilizers, petrochemicals, and specialty chemicals, accurate flow measurement of corrosive raw materials, intermediates, and products is essential for ensuring product quality and process stability. The Proline500, with its corrosion - resistant wetted materials and ability to handle high - temperature media, can operate reliably in these harsh chemical environments. For example, in a sulfuric acid production plant, the Proline500 can accurately measure the flow rate of sulfuric acid, which has strong corrosiveness, ensuring the proper dosing and reaction control in the production process.

Model NO. |
Proline 500 |
Measuring Media |
Liquid |
Main Application |
Water, Wastewater, Diesel Fuel, Fuel Oil, Nature Gas, Corrosive Liquid/Gas |
Measuring Principle |
Mechanics |
Size |
DN 2.5-3000 |
Measurement Object |
Open Channel |
Sensor |
Tube/Flange |
Certification |
JIS, DIN, ANS, GB, CE, RoHS, ISO |
Application |
Industrial Production |
Power Supply |
10.5-55 V DC |
Type |
Electromagnetic Flow Meter |
Output Signal |
4-20 Ma |
Brand |
E+H |
Protection Rating |
IP66 / IP67 / IP68 |
Source Area |
Switzerland |
Temperature Range |
-40°c to +150°c |
Mass Flow (Liquid) |
±0.10% of Rate |
Mass Flow (Gas) |
±0.35% of Rate |
Temperature |
±1°c |
Display |
LCD |
Flow Range |
0.01-12 M/S |
Pressure Rating |
up to Pn40 |
Transport Package |
with Carton Package |
Specification |
30X30X30 cm |
Trademark |
E+H |
Origin |
Switzerland |
HS Code |
8477900000 |
Production Capacity |
50000 |
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Carton Boxes
KeRui (Weifang) Automation Equipment Co., Ltd.Specializes in industrial automation instrument development, production and sales, technical services, and supporting equipment supply to specialized companies. The main products are flow meters, level meters, temperature meters, pressure meters, electrical meters, thermal intelligent meters, programmable controllers (PLC), DCS distributed control systems, and eight series of more than 1,000 specifications. Its products and technologies are widely used in electric power, metallurgy, petrochemicals, environmental protection, plastics, food, printing, tobacco, textile, dyeing, and other fields.


1.Q: How long is the delivery?
-- Mostly within 10days
2.Q:Can I get a sample?
-- Sure, contact our sales please
3.Q:What is your MOQ?
-- 1pcs
4.Q: How about warranty time?
-- 12month
5.Q: How can I visit your factory?
-- Fly to Qingdao air port, it's our pleasure to pick you up.
6.Q:How do you control your quality ?
-- We have EPR system .we control from parts, process, testing, packing ,retesting.
Every Sensor will be tested two times before reach you, after that sport test for the third time. Make sure about the quantity.