The Micro Motion F025H (DN6) is a 1/4-inch Coriolis meter engineered for processes that destroy standard stainless steel. Featuring Nickel Alloy C22 (Hastelloy equivalent) wetted parts, this sensor provides superior protection against pitting, stress corrosion cracking, and aggressive oxidizing media while delivering the signature precision of the F-Series.
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| Feature | Performance Data |
| Nominal Line Size | 1/4 Inch (DN6) |
| Wetted Material | Nickel Alloy C22 (Full Corrosion Resistance) |
| Max. Working Pressure | 2,160 psig (149 barg) |
| Mass Flow Accuracy (Liq) | Standard: ±0.20% |
| Mass Flow Repeatability | ±0.050% of rate |
| Density Accuracy (Liq) | Standard: ±0.002 $g/cm^3$ |
| Gas Mass Flow Accuracy | ±0.5% of rate |
| Safety Certifications | ATEX, IECEx, NEPSI, CSA, SIL Certified |
C22 Nickel Alloy Excellence: Provides an impenetrable barrier against a wide range of aggressive chemicals, including mixed acids, ferric/cupric chlorides, and contaminated organic/inorganic media.
Compact Self-Draining Design: The F-Series geometry allows the sensor to be fully self-draining when installed vertically. This minimizes maintenance and eliminates cross-contamination in batch-shifting environments.
Smart Meter Verification (SMV): High-value corrosive chemicals require constant monitoring. SMV allows you to verify the structural and electronic health of the F025H in-situ, ensuring the C22 tubes are intact without exposing personnel to hazardous fluids.
Custody Transfer Certified: Carries premium global approvals (MID OIML R 117, NTEP, Measurement Canada), making it ready for high-accuracy fiscal billing of specialty chemicals.
Unmatched MVD Technology: Integrated Multivariable Digital (MVD) signal processing delivers the fastest response rates for high-speed dosing and precise batch control.
Extensive Process Diagnostics: Includes an on-board historian and logging system, providing deep-dive insights into process stability and long-term meter integrity.
Multivariable Output: Simultaneously measures mass flow, volume flow, density, and temperature from a single 1/4-inch connection.
Universal Transmitter Support: Fully compatible with Emerson’s 5700, 2400, and 1700 transmitters, supporting protocols such as HART, Modbus, PROFINET, and EtherNet/IP.
Hazardous Area Ready: Fully certified for Zone 0, Zone 1, and Class 1 Div 1 environments.
The Challenge: A specialty chemical plant needed to dose concentrated hydrochloric acid at a 1/4-inch scale. Standard stainless steel meters failed within months due to pitting.
The Hanyu Solution: The plant installed the Micro Motion F025H from
The Result: The Nickel Alloy C22 construction showed zero degradation after 18 months of continuous service.
The Impact: Maintenance costs were reduced to zero, and the ±0.10% accuracy ensured the reaction yield was optimized, saving the plant over $45,000 annually in chemical waste.
Q: When should I choose the F025H over the stainless steel F025A?
A: Choose the F025H if your process fluid contains chlorides, oxidizing acids, or any media that causes pitting or stress corrosion in 316L stainless steel. The C22 alloy offers a significantly longer service life in these environments.
Q: Can the F025H be used for high-pressure gas?
A: Yes. With a pressure rating of 2,160 psig (149 barg) and gas accuracy of ±0.5%, it is an excellent choice for corrosive gas research and specialty gas distribution.
Q: Why source the Micro Motion F025H from Hanyu Zhilian?
A: We provide 100% original and brand-new Emerson products, each accompanied by a comprehensive documentation package, including Material Traceability Reports (MTRs), High-Pressure Test Certificates, and original Factory Calibration Certificates. For specialized equipment like the F025H, which utilizes high-value Nickel Alloy C22, we implement the strictest anti-corrosion protective packaging and offer global technical support to ensure your assets perform with precision in any environment.
