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Yokogawa AFV10D Product Documentation
Product Introduction
The Yokogawa AFV10D is a high-performance vortex flowmeter designed for precise and reliable flow measurement in industrial applications. It utilizes the Kármán vortex street principle to measure the flow rate of liquids, gases, and steam with excellent accuracy and repeatability. The AFV10D is widely used in industries such as chemical, oil & gas, power generation, and water treatment due to its robust construction, low maintenance requirements, and long-term stability.
Product Parameters
| Parameter | Specification |
|---|---|
| Measurement Principle | Kármán vortex street |
| Flow Range | Liquid: 0.3 to 6 m/s, Gas: 3 to 80 m/s, Steam: 5 to 80 m/s |
| Accuracy | ±1.0% of reading (liquids), ±1.5% of reading (gas/steam) |
| Pressure Rating | Up to 10 MPa (depending on model) |
| Temperature Range | -40°C to +400°C (-40°F to +752°F) |
| Output Signals | 4-20 mA, Pulse, HART, BRAIN, FOUNDATION Fieldbus |
| Power Supply | 10.5 to 42 V DC (loop-powered) |
| Material | Body: Carbon steel / Stainless steel, Sensor: Stainless steel |
| Protection Rating | IP67, NEMA 4X |
| Dimensions | 207 × 265.9 x 482.6 mm |
| Weight | 8 kg |
Product Applications
The Yokogawa AFV10D is suitable for a wide range of industrial applications, including:
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Oil & Gas: Flow measurement of crude oil, natural gas, and refined products.
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Chemical & Petrochemical: Monitoring corrosive and high-purity fluids.
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Power Plants: Steam and feedwater flow measurement in boilers and turbines.
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Water & Wastewater: Flow monitoring in treatment plants and distribution systems.
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Food & Beverage: Hygienic flow measurement for liquid ingredients.
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Pharmaceutical: Precise flow control in batch processes.
Product Advantages
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High Accuracy & Reliability: Provides stable measurements even in harsh conditions.
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Wide Turndown Ratio: Capable of measuring low to high flow rates with a single device.
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No Moving Parts: Reduces wear and maintenance costs.
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Multi-Fluid Compatibility: Works with liquids, gases, and steam.
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Advanced Diagnostics: Built-in self-diagnostic functions for predictive maintenance.
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Easy Installation: Compact design with minimal straight-pipe requirements.
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Long-Term Stability: Resistant to vibration and temperature fluctuations.
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Multiple Communication Protocols: Supports HART, Fieldbus, and BRAIN for seamless integration.
Frequently Asked Questions (FAQ)
Q1: What fluids can the AFV10D measure?
A: The AFV10D can measure liquids, gases, and steam, including corrosive and high-temperature fluids.
Q2: What is the typical accuracy of the AFV10D?
A: ±1.0% for liquids and ±1.5% for gases/steam under standard conditions.
Q3: Does the AFV10D require regular calibration?
A: No, it has excellent long-term stability, but periodic verification is recommended.
Q4: Can it be used in high-pressure applications?
A: Yes, it supports pressures up to 10 MPa (depending on model).
Q5: Is the AFV10D suitable for sanitary applications?
A: Yes, with optional hygienic fittings for food & pharmaceutical use.
Q6: What is the minimum straight-pipe requirement?
A: Typically 10D upstream and 5D downstream (varies by installation).
Q7: Can it measure bidirectional flow?
A: No, it is designed for unidirectional flow measurement.
Q8: What is the operating temperature range?
A: -40°C to +400°C (-40°F to +752°F).
Q9: Does it support digital communication protocols?
A: Yes, including HART, BRAIN, and FOUNDATION Fieldbus.
Q10: How does the AFV10D handle pulsating flow?
A: It includes signal processing to minimize the impact of flow pulsations.
Recommended Related & Popular Models
Same Series & Related Models
| Model | Description | Key Feature |
|---|---|---|
| AFV20D | High-pressure vortex flowmeter | Up to 25 MPa pressure rating |
| AFV30D | High-temperature vortex flowmeter | Supports up to 450°C |
| AFV40D | Compact vortex flowmeter | Reduced size for tight spaces |
| AFV50D | Sanitary vortex flowmeter | Hygienic design for food/pharma |
| AFV60D | Explosion-proof vortex flowmeter | ATEX/IECEx certified |
| AFV70D | Multivariable vortex flowmeter | Integrated temperature & pressure sensing |
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|---|---|---|
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