E+H 5W3B Magnetic Flow Meter Promag W300 High Precision Liquid Flow Transmitter

E+H 5W3B Magnetic Flow Meter Promag W300 High Precision Liquid Flow Transmitter
The 5W3B series (Promag W300) is a high-performance electromagnetic flowmeter developed by Endress+Hauser, specially designed for accurate and stable liquid flow measurement in industrial and municipal scenarios. Adopting advanced electromagnetic induction measurement technology, this flowmeter features high measurement accuracy, excellent repeatability and no pressure loss, perfectly adapting to the flow detection of conductive liquids such as water, sewage and industrial wastewater.
This flowmeter supports multiple signal output methods including 4-20mA and Modbus RS485, realizing real-time data transmission and intelligent monitoring. It boasts a compact and durable structural design, with good corrosion resistance and waterproof performance, suitable for long-term operation in harsh working environments. Covering a complete diameter range from DN25 to DN450, it meets diverse pipeline measurement demands.
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Product Description

The E+H 5W3B Promag W300 electromagnetic flowmeter is a professional and industry-optimized flow measuring device manufactured by Endress+Hauser, a leading brand in industrial measurement and automation fields. Engineered for conductive liquid flow measurement, this device delivers stable, precise, and repeatable flow monitoring for both municipal engineering and industrial process environments, serving as a core measuring instrument for liquid flow control.
Built on proven electromagnetic induction measuring principles, the 5W3B flowmeter requires no moving internal parts, effectively eliminating mechanical wear and pressure loss during operation. It supports accurate measurement of various conductive liquids, including clean water, raw water, industrial wastewater, municipal sewage, and low-viscosity process fluids. Featuring high measuring accuracy and excellent anti-interference capability, it maintains consistent detection performance even in complex on-site working conditions.
Equipped with versatile output interfaces including 4-20mA analog signal and RS485 Modbus digital communication, the flowmeter enables real-time flow data collection, remote transmission, and intelligent system integration. Its integrated rugged housing provides outstanding waterproof, dustproof and corrosion-resistant properties, fully adapting to long-term continuous operation in humid, outdoor and harsh industrial scenarios. With a complete specification range covering DN25 to DN450 pipe diameters, it flexibly matches different pipeline installation requirements.
Simple in structure, low in maintenance cost and stable in long-term operation, the 5W3B Promag W300 electromagnetic flowmeter is widely applicable in water supply & drainage, sewage treatment, chemical industry, food & beverage, pharmaceutical and other fields. It provides highly reliable and cost-effective flow measurement solutions for global industrial and municipal project users.

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Pressure Transmitters for Industrial Pressure Measurement

Xinyi Instrument supplies pressure transmitters for process control, hydraulic systems, petrochemical plants, water treatment, HVAC, power generation and general industrial pressure monitoring. Our pressure transmitter range covers gauge pressure, absolute pressure, differential pressure, high temperature media and digital communication applications.

Choose from compact pressure transmitters, smart 3051 differential pressure transmitters, diaphragm seal models, RS485 digital pressure transmitters and high frequency dynamic pressure sensors. Standard outputs include 4-20 mA, voltage output, HART and RS485 Modbus options, with stainless steel wetted parts and custom process connections available on request.

Pressure Transmitter Parameters

Pressure Types Gauge, absolute, negative pressure, differential pressure
Measuring Range From low differential pressure to high pressure ranges up to 100 MPa, depending on model
Output Signals 4-20 mA, 0-5 V, 1-5 V, 0-10 V, RS485 Modbus, HART options
Accuracy Typical options include 0.1%, 0.2%, 0.25% and 0.5% FS
Process Connection M20 x 1.5, G1/4, G1/2, NPT and customized thread connections
Wetted Materials Stainless steel, 316L diaphragm and corrosion-resistant sealing options
Media Water, oil, gas, air, steam and compatible liquid or gas media
Applications Pipeline pressure, tank level, flow differential pressure, hydraulic pressure and automation systems

Recommended Pressure Transmitter Series

  • Xinyi YW-150 - differential pressure transmitter for stable industrial measurement.
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  • Xinyi YW-130 / YW-140 - compact pressure transmitters for general pressure monitoring.
  • RS485 Digital Pressure Transmitter - Modbus communication for remote monitoring systems.
  • High Temperature Pressure Transmitter - designed for hot media and demanding process conditions.
  • Siemens, Yokogawa and ABB Options - international brand transmitters available for project matching.

Pressure Transmitter FAQ

What is a pressure transmitter used for?

A pressure transmitter converts the pressure of liquid, gas or steam into a standard electrical signal for PLC, DCS, recorder or control instrument input. It is widely used for pipeline pressure, tank level, flow measurement and process safety monitoring.

How do I choose the right pressure transmitter?

Confirm the pressure range, pressure type, medium, temperature, output signal, accuracy, installation thread, electrical connection and environmental requirements. For corrosive media, high temperature or sanitary applications, diaphragm material and sealing structure are especially important.

What is the difference between gauge, absolute and differential pressure transmitters?

Gauge pressure transmitters measure pressure relative to atmospheric pressure. Absolute pressure transmitters measure pressure relative to vacuum. Differential pressure transmitters measure the pressure difference between two points and are commonly used for flow, filter and level measurement.

Can Xinyi Instrument provide customized pressure transmitters?

Yes. Xinyi Instrument can support customized pressure ranges, process connections, output signals, cable length, display options and model selection for different industrial applications.