Place of Origin:
Japan
Brand Name:
Yokogawa
Certification:
ISO9001
Model Number:
AXF
DY025 Series YOKOGAWA Vortex Flowmeters High Precision And High Stability
Product Description:
DY025 Series YOKOGAWA Vortex Flowmeters Engineered for precision and reliability, the DY025 Series delivers accurate flow measurement across a wide range of industrial applications. With advanced vortex sensing technology, these flowmeters ensure high stability, minimal maintenance, and long-term performance even under demanding process conditions. Designed with a robust stainless-steel body and intelligent digital display, the DY025 Series combines cutting-edge measurement accuracy with user-friendly operation, making it the trusted choice for industries that demand uncompromising quality.
Parameter | Yokogawa DY025 (digitalYEWFLO) | Emerson Rosemount 8800 | Siemens SITRANS FX330 | Endress+Hauser Prowirl F 200 |
---|---|---|---|---|
Accuracy (Liquids) | ±0.75% of reading (typical ±0.5%) | ±0.65% of reading | ±0.75% of reading | ±0.65% of reading |
Accuracy (Gas/Steam) | ±1.0% of reading | ±1.0% of reading | ±1.0% of reading | ±1.0% of reading |
Repeatability | ±0.2% | ±0.2% | ±0.2% | ±0.15% |
Process Temperature Range | -200 °C to +400 °C | -200 °C to +400 °C | -200 °C to +240 °C | -200 °C to +400 °C |
Pressure Rating | up to ANSI 600 / JIS 40K | up to ANSI 900 | up to PN40 / ANSI 300 | up to PN100 / ANSI 600 |
Output Signals | 4–20 mA, Pulse, HART, FOUNDATION Fieldbus | 4–20 mA, HART, FOUNDATION Fieldbus | 4–20 mA, HART, Modbus RTU | 4–20 mA, HART, PROFIBUS, FOUNDATION Fieldbus |
Special Features | Spectral Signal Processing (SSP), Advanced Self-Diagnostics | No moving parts, dual sensor design | Integrated pressure & temperature compensation | Steam mass flow with built-in temperature sensor |
Installation Types | Wafer, Flange, Reduced Bore | Wafer, Flange | Wafer, Flange | Wafer, Flange |
Approvals | ATEX, FM, IECEx (Explosion-proof / Intrinsically safe) | CSA, FM, ATEX | ATEX, IECEx | ATEX, FM, CSA, IECEx |
The DY025 Series is designed for versatile, high-precision flow measurement across a wide range of industries. Typical applications include:
Q1. What is a vortex flowmeter, and how does it work?
A vortex flowmeter measures flow by detecting the vortices (swirls) created when a fluid passes a bluff body in the pipe. The frequency of these vortices is proportional to the flow velocity, allowing precise measurement of liquids, gases, and steam.
Q2. What makes the DY025 Series unique compared to other vortex flowmeters?
The DY025 Series features Spectral Signal Processing (SSP) and advanced self-diagnostics, ensuring high precision, excellent stability, and resistance to vibration or noise. It also supports multiple communication protocols for seamless integration.
Q3. What types of fluids can the DY025 measure?
Q4. What is the accuracy of the DY025 Series?
Q5. What industries commonly use the DY025 Series?
Power generation, oil & gas, chemical, pharmaceutical, food & beverage, HVAC, and general industrial utilities.
Q6. What installation options are available?
The DY025 Series is available in wafer, flange, and reduced bore designs, making it adaptable to different piping systems.
Q7. What communication protocols are supported?
4–20 mA, Pulse, HART, FOUNDATION Fieldbus, and PROFIBUS (depending on model).
Q8. How does the DY025 handle extreme conditions?
It is designed for temperatures from -200 °C to +400 °C and pressure ratings up to ANSI 600 / JIS 40K, ensuring reliable performance in demanding environments.
Q9. What maintenance is required?
With no moving parts, the DY025 requires minimal maintenance. Built-in diagnostics help detect issues early, reducing downtime.
Q10. Is the DY025 Series certified for hazardous areas?
Yes. It carries ATEX, FM, and IECEx approvals for explosion-proof and intrinsically safe applications.
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