ABB FSM4000-SE21 Electromagnetic Flowmeter

• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • ABB FSM4000-SE21 Electromagnetic Flowmeter

                                                                                                                                                                                Product Overview

                                                                                                                                                                                The ABB FSM4000-SE21 is a high-performance electromagnetic flowmeter sensor designed for accurate measurement of conductive liquids in industrial process applications. It is part of ABB’s FSM4000 electromagnetic flowmeter family and is typically used together with the ABB S4 transmitter to form a complete flow measurement system.

                                                                                                                                                                                The FSM4000-SE21 uses Faraday’s law of electromagnetic induction to measure volumetric flow without any moving parts, providing high reliability, low maintenance requirements, and excellent accuracy for demanding industrial environments.

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                                                                                                                                                                                Main Specifications

                                                                                                                                                                                • Manufacturer: ABB
                                                                                                                                                                                • Model: FSM4000-SE21
                                                                                                                                                                                • Product Type:
                                                                                                                                                                                  • Electromagnetic Flowmeter Sensor
                                                                                                                                                                                  • Magnetic Flow Meter
                                                                                                                                                                                  • Non-contact Flow Measurement Device
                                                                                                                                                                                • Series: FSM4000
                                                                                                                                                                                • Sensor Type: SE21
                                                                                                                                                                                • Measurement Principle: Electromagnetic induction
                                                                                                                                                                                • Application: Conductive liquid flow measurement

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                                                                                                                                                                                Technical Specifications

                                                                                                                                                                                Measurement Performance

                                                                                                                                                                                • Accuracy:
                                                                                                                                                                                  • Up to ±0.5% of measured value (with FSM4000 transmitter)
                                                                                                                                                                                • Measurement Range:
                                                                                                                                                                                  • Suitable for various pipe sizes depending on configuration
                                                                                                                                                                                • Flow Direction:
                                                                                                                                                                                  • Bidirectional measurement
                                                                                                                                                                                • Medium Requirement:
                                                                                                                                                                                  • Electrically conductive liquids

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                                                                                                                                                                                Sensor Specifications

                                                                                                                                                                                • Sensor Material:
                                                                                                                                                                                  • Stainless steel housing
                                                                                                                                                                                • Nominal Diameter Range:
                                                                                                                                                                                  • DN1 to DN100 (depending on model configuration)
                                                                                                                                                                                • Lining Options:
                                                                                                                                                                                  • PFA
                                                                                                                                                                                  • PEEK
                                                                                                                                                                                  • Torlon
                                                                                                                                                                                • Electrode Options:
                                                                                                                                                                                  • Application-dependent electrode materials
                                                                                                                                                                                • Protection Rating:
                                                                                                                                                                                  • IP67 / IP68 (depending on configuration)
                                                                                                                                                                                • Ambient Temperature:
                                                                                                                                                                                  • -25 °C to +60 °C
                                                                                                                                                                                • Fluid Temperature:
                                                                                                                                                                                  • Approximately -25 °C to +130 °C

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                                                                                                                                                                                Electrical / Communication Features (with ABB S4 Converter)

                                                                                                                                                                                • Power Supply Options:
                                                                                                                                                                                  • 100–230 VAC, 50/60 Hz
                                                                                                                                                                                  • 24 VAC/DC
                                                                                                                                                                                • Outputs:
                                                                                                                                                                                  • 4–20 mA current output
                                                                                                                                                                                  • Pulse output
                                                                                                                                                                                  • Contact input/output
                                                                                                                                                                                • Communication Options:
                                                                                                                                                                                  • HART communication (optional)
                                                                                                                                                                                • NAMUR NE43 compliant current output

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                                                                                                                                                                                Features & Advantages

                                                                                                                                                                                • No moving parts, reducing mechanical wear
                                                                                                                                                                                • High measurement accuracy and repeatability
                                                                                                                                                                                • Excellent resistance to vibration and harsh industrial conditions
                                                                                                                                                                                • Suitable for corrosive and difficult liquids
                                                                                                                                                                                • Low maintenance requirements
                                                                                                                                                                                • Supports advanced diagnostics
                                                                                                                                                                                • Wide range of process connections and lining materials
                                                                                                                                                                                • Compatible with ABB process automation systems

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                                                                                                                                                                                Applications

                                                                                                                                                                                • Water and wastewater treatment
                                                                                                                                                                                • Chemical processing
                                                                                                                                                                                • Food and beverage production
                                                                                                                                                                                • Pharmaceutical industries
                                                                                                                                                                                • Pulp and paper plants
                                                                                                                                                                                • Mining and mineral processing
                                                                                                                                                                                • Power generation
                                                                                                                                                                                • Process industry flow monitoring

                                                                                                                                                                                Typical measurement media:

                                                                                                                                                                                • Water
                                                                                                                                                                                • Wastewater
                                                                                                                                                                                • Acids and alkaline solutions
                                                                                                                                                                                • Slurries
                                                                                                                                                                                • Conductive chemicals
                                                                                                                                                                                • Process liquids

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                                                                                                                                                                                Compatible Equipment

                                                                                                                                                                                Commonly used with:

                                                                                                                                                                                • ABB FSM4000 S4 Flow Converter
                                                                                                                                                                                • ABB Measurement & Analytics systems
                                                                                                                                                                                • ABB PLC / DCS systems
                                                                                                                                                                                • Industrial SCADA monitoring systems

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                                                                                                                                                                                Important Notes

                                                                                                                                                                                • FSM4000-SE21 is a flow sensor, not a complete flow transmitter.
                                                                                                                                                                                • A compatible ABB transmitter (such as S4 converter) is required for full operation.
                                                                                                                                                                                • The measured medium must have sufficient electrical conductivity.
                                                                                                                                                                                • Confirm pipe diameter, lining material, electrode material, and process connection before replacement.
                                                                                                                                                                                • Proper grounding is required for accurate measurement.

The structure and details of the product：