ABB FSM4000 Electromagnetic Flowmeter

Description

ABB FSM4000 Electromagnetic Flowmeter

The ABB FSM4000 is a high-performance Electromagnetic Flowmeter system designed for demanding applications across a wide range of process industries. It is specifically engineered for accurate, reliable flow measurement of conductive liquids, slurries, and fluids with high solid content or severe pulsation.

Product Overview

The FSM4000 consists of a primary flow sensor (e.g., SE41F or SE21) paired with an AC-field or DC-field transmitter (such as the S4 transmitter module). Unlike standard electromagnetic flowmeters that rely exclusively on pulsed DC excitation, the FSM4000 features advanced AC high-frequency field excitation capability. This enables stable and noise-free measurement even when handling severe process noise, heavy slurries, or rapid flow changes.

Technical Specifications

Product Advantages

• Superior Noise Suppression: High-frequency AC excitation eliminates signal noise caused by slurries, paper pulp, or chemical reactions, delivering a stable reading where conventional pulsed DC flowmeters fail.
• Rapid Response Time: Capable of tracking extremely fast transient flow changes, making it ideal for short-batching, dosing, and dynamic control loops.
• Robust Liner & Electrode Options: Broad selection of corrosion- and abrasion-resistant materials allows the meter to handle aggressive acids, highly abrasive mining slurries, and high-temperature media.
• No Pressure Drop: Full-bore design with no moving parts or internal obstructions ensures zero pressure loss and reduces pumping energy costs.
• Bi-Directional Measurement: Built-in capability to measure forward and reverse flow rates simultaneously with separate totalizers.

Important Considerations & Warnings

• Fluid Conductivity: The measured liquid must meet the minimum electrical conductivity threshold (\ge 20 \ \muS/cm). It cannot measure non-conductive fluids like demineralized water, hydrocarbons, or gases.
• Grounding Requirements: Proper grounding is essential for accurate operation. Always install grounding rings or ground the sensor flanges directly to the process fluid to eliminate stray currents and voltage offsets.
• Straight Pipe Runs: Ensure adequate straight pipe runs before and after the meter—typically at least 5 \times D upstream and 2 \times D downstream (where D is nominal pipe diameter)—to avoid flow profile distortion from valves or elbows.
• Full Pipe Condition: The sensor body must remain completely full of fluid during measurement; trapped air or partially filled pipes will cause significant measurement errors.

Product Applications

• Pulp & Paper Industry: Measuring high-consistency stock lines, pulp slurries, additives, and bleach solutions.
• Mining & Minerals: Monitoring abrasive slurries, tailings, flotation circuits, and ore processing fluids.
• Chemical & Petrochemical: Flow measurement of aggressive acids, alkalis, and conductive chemical feeds.
• Water & Wastewater Treatment: Raw water intake, sludge handling, chemical dosing, and effluent discharge monitoring.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

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