E&H 55S electromagnetic flowmeter

The Complete Technical Guide to the E&H 55S Electromagnetic Flowmeter: High-Frequency Excellence for Slurries and Abrasive Media

In the demanding fields of mining, pulp & paper, and wastewater treatment, precision, durability, and resistance to abrasion are paramount. The E&H 55S electromagnetic flowmeter, part of the Endress+Hauser Proline Promag 55S series, stands as the specialized solution for volumetric flow measurement in inhomogeneous, abrasive, and corrosive liquids -3. Engineered with high-frequency signal excitation and integrated solids content diagnostics, the 55S series delivers unparalleled performance for the most challenging fluids -2-10.

As a trusted supplier, ST-YUKE CO., LIMITED offers a comprehensive range of the E&H 55S electromagnetic flowmeter configurations. Whether you require a compact DN15 unit for chemical dosing or a large DN600 installation for high-volume slurry lines, understanding the technical nuances of this device is crucial for optimal process integration. This guide provides an in-depth look at the technical parameters, model breakdown, and ordering code for the versatile E&H 55S series.

Key Technical Specifications of the E&H 55S Series

The E&H 55S electromagnetic flowmeter is engineered for bidirectional measurement of liquids with a minimum conductivity of ≥5 μS/cm -4-5-7. Its high-frequency signal excitation ensures stable measurement even with fluids containing solids up to 15% by volume -5-7-9. Operation is virtually independent of pressure, density, temperature, and viscosity.

Comprehensive E&H 55S Model Variants

The versatility of the E&H 55S electromagnetic flowmeter is reflected in its extensive range of model numbers, which denote specific nominal diameters (DN). Below is a list of common variants available through ST-YUKE CO., LIMITED, covering everything from small processing lines to large industrial applications.

Decoding the E&H 55S Ordering Code: A Detailed Example

To illustrate the immense configurability of the E&H 55S electromagnetic flowmeter, let us break down a specific product code: 55S2H-BCDBNAA0BAAA .

Position 1-5: The Base Model

55S2H: This identifies the device as a Proline Promag 55S with a nominal diameter of DN200 (8 inches) -1. This size is ideal for medium to large pipeline applications in mining, pulp & paper, and wastewater treatment.

Position 6-8: Sensor Design / Liner / Electrode

BCD: This section details the sensor mechanics.

B: Likely indicates the liner material. Based on typical configurations for abrasive applications, this could be Polyurethane or Hard rubber, designed for wear resistance.

C: This position typically specifies the electrode material. Given the application range, this may indicate Alloy C-22 or 316L stainless steel .

D: This may denote the electrode type. Options include brush-type (measuring electrode only) or flat tip electrodes depending on the application requirements -1.

Position 9-10: Calibration / Accuracy

BN: These positions cover calibration and accuracy specifications.

B: May indicate the calibration version (Standard or high-accuracy ±0.2%).

N: Could specify the measurement uncertainty class or calibration range.

Position 11-12: Approval / Certification

AA: This signifies the device is certified for use in non-hazardous areas (Standard version), suitable for general industrial applications. Optional hazardous area approvals include ATEX, FM, CSA, and IECEx -5-7-9.

Position 13-14: Housing / Electrical Connection

0B: These positions define the transmitter housing and electrical connections.

0: Likely indicates compact aluminum housing with IP67/NEMA 4X protection -1.

B: May specify the cable entry type (e.g., gland M20) .

Position 15-17: Power Supply / Outputs

AAA: This section details the electronics configuration.

A: Power supply configuration (likely 85-260V AC) .

A: Output 1 (typically 4-20mA HART) -1.

A: Output 2 (typically frequency/pulse output) .

Why Choose ST-YUKE CO., LIMITED for Your E&H 55S?

Selecting the right configuration of an E&H 55S electromagnetic flowmeter requires deep product knowledge and application expertise. At ST-YUKE CO., LIMITED, we specialize in helping clients navigate the complexities of the 55S series—from the compact 55S40 for chemical dosing to the robust 55S6H for high-volume slurry pipelines.

Our team ensures you receive the exact device for your application, configured with the correct liners, electrodes, and communication protocols required by your facility. We understand the critical importance of:

Abrasion Resistance: Specialized liners including polyurethane, hard rubber, and natural rubber for extended service life in demanding applications -3-10

Electrode Selection: Multiple electrode materials and types (tungsten carbide, brush-type, bullet-type) optimized for specific process conditions -1-3-5

Solids Content Diagnostics: Integrated software for calculating mass flow and solids content in slurries up to 15% -5-7-9

High-Frequency Excitation: Superior signal stability even with inhomogeneous fluids and high solids content -10

Modular Flexibility: Multiple communication protocols including HART, PROFIBUS DP/PA, and FOUNDATION Fieldbus for seamless system integration -4-5-7

By choosing ST-YUKE CO., LIMITED, you benefit from:

Technical Expertise: Guidance on selecting the correct model from the extensive range of variants, including specialized electrode types for abrasive media

Genuine Products: Assurance of authentic Endress+Hauser devices with full hazardous area certifications and Heartbeat Technology capabilities

Global Logistics: Efficient shipping to project sites worldwide, including support for mining, pulp & paper, and wastewater treatment projects

Application Support: Assistance with integration into existing control systems, including configuration of advanced diagnostics and solids content calculation