E&H 8X3B Coriolis Mass flowmeter

Complete Technical Guide: E&H 8X3B (Promass X 300) Coriolis Mass Flowmeter for Large-Diameter High-Capacity Applications

In the demanding world of large-diameter pipelines and high-flow industrial processes, measurement accuracy directly impacts fiscal accountability, operational efficiency, and regulatory compliance. The E&H 8X3B Coriolis mass flowmeter, part of the Endress+Hauser Promass X 300 family, represents a significant advancement in large-diameter Coriolis flow measurement technology. As a highest capacity four-tube flowmeter with a compact, easily accessible transmitter, the 8X3B is engineered specifically for demanding applications in the oil and gas, petrochemical, and energy sectors where pipe sizes range from DN 300 to 400 (12″ to 16″) and flow rates reach up to 4100 t/h -1.

As a specialized supplier of precision process instrumentation, ST-YUKE CO., LIMITED offers the complete range of 8X3B series flowmeters to engineering contractors, EPC firms, and end-users worldwide. This comprehensive technical guide provides engineers, project managers, and procurement specialists with detailed specifications, model variants, and ordering code explanations for this advanced large-diameter flowmeter.

Introduction to the Promass X 300 8X3B Coriolis Flowmeter

The E&H 8X3B is a high-performance Coriolis mass flowmeter featuring a patented four-tube measuring system that delivers exceptional accuracy and the highest flow capacity in its class. Designed with a compact dual-compartment housing, the 8X3B offers outstanding performance in onshore and offshore applications in the oil and gas industry -1.

The four-tube design is a key engineering achievement, providing superior signal stability and measurement accuracy even at the highest flow velocities. This configuration ensures that the 8X3B maintains its precision across the entire flow range, from low-flow conditions to maximum capacity of 4100 t/h, making it ideal for custody transfer and fiscal metering applications where measurement integrity is paramount -1.

The Promass X 300 transmitter features a backlit display with touch control and WLAN access, providing exceptional ease of operation and system integration. With access from one side and remote display capability, the device offers high flexibility in terms of operation and connectivity. The transmitter supports up to 3 I/Os, providing flexibility for integration with distributed control systems, PLCs, and SCADA networks. Multiple communication protocols are available including HART, PROFIBUS DP, PROFIBUS PA, FOUNDATION Fieldbus, PROFINET, EtherNet/IP, and Modbus RS485, ensuring seamless connectivity with any automation architecture -1.

A key differentiator of the 8X3B is its multivariable measurement capability. The device simultaneously measures mass flow, volume flow, density, temperature, and corrected volume flow, providing a complete picture of process conditions from a single instrument. This reduces installation complexity, lowers capital expenditure, and delivers valuable process insights for optimization -1.

Heartbeat Technology is integrated into the 8X3B, enabling continuous self-diagnostics and in-situ verification without interrupting the process. This feature reduces maintenance costs, extends calibration intervals, and provides documented proof of measurement performance. The measuring principle operates independently of physical fluid properties such as viscosity or density, ensuring consistent accuracy across varying process conditions -1.

Key Technical Specifications

The 8X3B series leverages the advanced Coriolis measuring principle with four-tube technology to provide exceptional performance across a wide range of large-diameter applications. The table below summarizes the core technical specifications -1:

Full Model Range: The 8X3B Series by Sensor Type

The 8X3B series is classified into three primary sensor variants based on the measuring tube material and design. Each variant is optimized for specific applications and process conditions. ST-YUKE CO., LIMITED supplies all the following configurations -1:

8X3B3E – Four-tube sensor design in stainless steel (1.4404/316/316L). Suitable for general-purpose large-diameter applications requiring high accuracy and corrosion resistance in standard industrial environments. Available in nominal diameters DN 300 to 400. This is the most commonly specified version for oil and gas, pipeline, and general process applications.

8X3B3F – Four-tube sensor design in Alloy C-22 (2.4602) for enhanced corrosion resistance. Engineered for highly corrosive media and demanding chemical applications where exceptional material resistance to aggressive acids, chlorides, and other corrosive substances is required. Available in the full diameter range.

8X3B3R – Four-tube sensor design for high-pressure applications. Enhanced pressure ratings up to PN 100 / Class 600, suitable for high-pressure oil and gas production, injection lines, and other demanding high-pressure environments.

Flow Range Overview by Model

Detailed Ordering Code Breakdown: 8X3B3F-AAIBAAAAAASAAASAA2

Understanding the Endress+Hauser product structure is essential for correct configuration in large-diameter applications. The ordering code is composed of the base model followed by a hyphen and a series of alphanumeric characters, each representing a specific feature or option. As a trusted partner, ST-YUKE CO., LIMITED assists clients in decoding these complex strings to ensure the exact device is sourced for their specific application -1-2.

Below is a feature-by-feature breakdown of the specific model 8X3B3F-AAIBAAAAAASAAASAA2 :

Note: The exact coding structure may vary slightly depending on the product generation and specific options selected. ST-YUKE CO., LIMITED cross-references all codes with official Endress+Hauser documentation to guarantee accuracy -1-2.

Complete 8X3B Model Variants for Large-Diameter Applications

To assist in your sourcing and inventory management for large-diameter flow measurement projects, ST-YUKE CO., LIMITED can supply the following real-world examples of 8X3B model strings. These represent common configurations for custody transfer, pipeline monitoring, and high-capacity industrial applications across various industries and regulatory environments -1.

8X3B3E-AAIBAAAAAASAAASAA2 – DN 300 to 400, stainless steel sensor (316L), non-hazardous area, 4-20 mA HART, local display, aluminum housing, M12 connector, flange connection, PN 100, standard calibration, suitable for general pipeline applications

8X3B3F-AAIBAAAAAASAAASAA2 – DN 300 to 400, Alloy C-22 sensor, non-hazardous area, 4-20 mA HART, local display, aluminum housing, M12 connector, flange connection, PN 100, standard calibration, for corrosive chemical and offshore service

8X3B3R-AAIBAAAAAASAAASAA2 – DN 300 to 400, high-pressure sensor design, non-hazardous area, 4-20 mA HART, local display, aluminum housing, M12 connector, flange connection, PN 100, standard calibration, for high-pressure oil & gas applications

8X3B3E-GD2BABBBFIAABD2BKAAB – DN 300, stainless steel sensor, Modbus RS485 communication, ATEX approval for Zone 1 hazardous areas, aluminum housing, extended calibration for custody transfer

8X3B3F-CLSABABBIAABD2BKAAB – DN 350, Alloy C-22 sensor, ATEX/IECEx approved, with special offshore service certification, flanged connections, for North Sea applications

8X3B3E-AD1A1A1BAAABAAD2SAA1 – DN 400, stainless steel sensor, with NEPSI approval for China market, standard calibration, for large-diameter pipeline custody transfer

8X3B3R-GFJWDVS941A3 – DN 300, high-pressure sensor, Modbus communication, with extended calibration certificate, for high-pressure gas injection

8X3B3E-AAIWA9S941A3 – DN 350, stainless steel sensor, with local display, standard pipeline configuration, M12 electrical connection

8X3B3F-CFJWA9S941A3 – DN 400, Alloy C-22 sensor, ATEX/IECEx approved for hazardous areas, compact design for limited spaces

8X3B3E-GFJWD9L941A3 – DN 300, stainless steel sensor, with material certification 3.1 for full traceability, suitable for regulated fiscal metering

8X3B3F-AAJWAVSS41A3 – DN 350, Alloy C-22 sensor, with local display, special flange configuration, for aggressive chemical transfer

8X3B3E-CLSABABFIAABD2BKAAB – DN 400, stainless steel sensor, ATEX approved, Modbus communication, for European pipeline monitoring

Key Design Features and Operational Benefits

The 8X3B incorporates several engineering features that make it uniquely suited for large-diameter, high-capacity applications -1:

Four-Tube Measuring System: The patented four-tube design provides exceptional signal stability and the highest flow capacity in its class, up to 4100 t/h. This configuration ensures accurate measurement even at maximum flow velocities, making it ideal for custody transfer and fiscal metering where precision is paramount. The four-tube system also offers low pressure drop, minimizing energy consumption.

Multivariable Measurement: Simultaneous measurement of mass flow, volume flow, density, temperature, and corrected volume flow eliminates the need for multiple instruments, reducing installation complexity, lowering capital costs, and minimizing potential failure points. This provides a complete picture of process conditions from a single device.

No Inlet/Outlet Run Requirements: Unlike many flow measurement technologies, the Coriolis principle requires no upstream or downstream straight pipe runs, simplifying piping design and reducing overall footprint in space-constrained installations. This is particularly valuable in offshore platforms and skid-mounted systems.

Heartbeat Technology: Built-in Heartbeat Technology enables continuous self-diagnostics and in-situ verification without interrupting the process. This feature reduces maintenance costs, extends calibration intervals, and provides documented proof of measurement performance. Heartbeat Technology complies with ISO 9001:2015 requirements for measurement traceability, as attested by TÜV SÜD.

Compact Dual-Compartment Housing: The compact transmitter design with up to 3 I/Os provides full access to process and diagnostic information. Access from one side simplifies installation and maintenance, while the remote display option offers flexibility in mounting locations.

Flexible I/O Configuration: Support for up to 3 I/O modules provides exceptional flexibility for integration with various control systems. Modules can be configured for analog, digital, pulse, or frequency outputs as required by the application. Freely configurable I/O functionality reduces complexity and variety in spare parts inventory.

Multiple Communication Protocols: Support for HART, PROFIBUS DP, PROFIBUS PA, FOUNDATION Fieldbus, PROFINET, PROFINET over Ethernet-APL, EtherNet/IP, Modbus RS485, and OPC-UA ensures seamless integration with any automation architecture.

WLAN Access and Touch Control: Integrated WLAN allows remote access and configuration via mobile devices, simplifying maintenance and reducing the need for specialized software or onsite visits. The backlit display with touch control enables intuitive local operation.

Rugged Construction: With sensor housing in 316L stainless steel offering highest corrosion resistance, and transmitter housing in coated AlSi10Mg or 316L-equivalent material, the 8X3B withstands the rigors of outdoor installations, extreme ambient temperatures, and corrosive industrial environments.

SIL 2/3 Capability: Suitable for safety-instrumented systems requiring SIL 2 or SIL 3 compliance according to IEC 61508, making it appropriate for critical safety applications in accordance with IEC 61511.

Comprehensive Approvals: The 8X3B carries extensive hazardous area approvals including ATEX, IECEx, cCSAus, NEPSI, and marine approvals from LR, DNV, ABS, BV, and CCS, ensuring suitability for global projects.

Why Choose ST-YUKE CO., LIMITED for Your E+H 8X3B Supply?

Navigating the technical complexities of large-diameter Coriolis instrumentation requires specialized knowledge and experience. ST-YUKE CO., LIMITED bridges the gap between Endress+Hauser’s global manufacturing excellence and your local project requirements for high-capacity flow measurement applications.

We offer:

Genuine Product Sourcing: Guaranteed original Endress+Hauser Promass X 300 8X3B devices with full traceability and certification documentation

Technical Specification Assistance: Our team helps you decode complex order numbers like 8X3B3F-AAIBAAAAAASAAASAA2 to ensure you receive the precise flowmeter for your pipeline, custody transfer, or high-capacity process application

Large-Diameter Application Knowledge: We understand the unique challenges of large-diameter flow measurement, including high flow rates up to 4100 t/h, pressure ratings, material selection for corrosive environments, and fiscal metering requirements, and can guide you to the correct model configuration

Global Sourcing Capabilities: Leveraging our international network to ensure competitive lead times for your large-scale infrastructure projects

Comprehensive Support: From integrating digital communication protocols with your DCS or PLC to verifying 3.1 material certifications, NACE compliance, and custody transfer approvals, our team provides end-to-end technical assistance

Regulatory Guidance: We help navigate the complex landscape of hazardous area approvals, pressure equipment directives, fiscal metering certifications, and local regulatory requirements across different markets

Project-Specific Configuration: Assistance with selecting the correct options for your specific application, including material selection (316L vs. Alloy C-22), pressure ratings, connection types, and communication protocols