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  3. YOKOGAWA YF102-AGSB1A-S3S3

YOKOGAWA YF102-AGSB1A-S3S3 Fmf Yewflo Vortex C/fmf Flow Meter T158721

Yf102-agsb1a-s3s3 Yokogawa C/fmf Yewflo Vortex Flow Meter T158721

( Brand: Yokogawa ), ( Manufacturer Part Number: YF102-AGSB1A-S3S3 )

Review YOKOGAWA C/fmf Yewflo Vortex Flow Meter

The **Yokogawa YF102-AGSB1A-S3S3 C/FMF YEWFLO Vortex Flow Meter (T158721)** is a high-performance, digital vortex flow meter designed to deliver exceptional accuracy, reliability, and versatility for a wide range of industrial applications. Part of Yokogawa s advanced YEWFLO series, this model combines cutting-edge vortex shedding technology with robust engineering to provide precise flow measurement in both liquid and gas applications, making it an ideal choice for process industries such as chemical, oil and gas, power generation, and water treatment. The unit features a **S3S3 sensor configuration**, which includes a **dual-sensor design** for enhanced accuracy and redundancy, ensuring consistent performance even in challenging flow conditions. The **AGSB1A** model incorporates a **flanged connection (1-inch nominal size)** with a **stainless steel (SS316L) sensor body**, providing superior corrosion resistance and durability in harsh environments. The **C/FMF (Corrosion-Resistant Flange Material with FMF coating)** designation further reinforces its suitability for aggressive media, preventing erosion and scaling while maintaining long-term operational integrity.

This vortex flow meter operates on the principle of **K rm n vortex street formation**, where a bluff body placed in a flowing medium generates alternating vortices downstream, creating a frequency proportional to the fluid velocity. The YF102 s advanced signal processing electronics convert these vortex frequencies into precise flow rate measurements, displayed in real-time on its **large, backlit LCD screen** with intuitive navigation. The device supports **HART communication protocol**, enabling seamless integration with Yokogawa s **EJX series transmitters** or third-party SCADA systems for remote monitoring and control. Additionally, the **T158721** model variant includes **optional FMF (Fluoropolymer Material) coating** on the sensor body, providing enhanced resistance to chemical corrosion, making it particularly well-suited for applications involving acids, solvents, or other corrosive substances.

Beyond its technical specifications, the YF102-AGSB1A-S3S3 excels in **low-flow measurement capability**, ensuring accurate readings even at minimal flow rates, and its **wide turndown ratio (up to 100:1)** allows it to handle significant variations in flow conditions without compromising performance. The unit s **self-diagnostic features** continuously monitor system health, alerting operators to potential issues such as sensor fouling, signal loss, or environmental changes, thereby minimizing downtime and maintenance costs. With its **IP65-rated enclosure**, the flow meter is built to withstand harsh industrial environments, including exposure to dust, moisture, and temperature fluctuations, while its **wide temperature range (-20 C to 80 C)** ensures reliable operation across diverse climates. Whether deployed in a refinery, power plant, or water treatment facility, the Yokogawa YF102-AGSB1A-S3S3 delivers unmatched precision, durability, and operational efficiency, making it a cornerstone of modern process automation.

### **Yokogawa YF102-AGSB1A-S3S3 (C/FMF YEWFLO Vortex Flow Meter) Pros and Cons**

#### **Pros**

1. **High Accuracy and Reliability**

The YF102 series is known for its precision in measuring flow rates, particularly in gas and liquid applications. Yokogawa s vortex flow meters are widely trusted in industrial settings due to their low maintenance requirements and consistent performance over time.

2. **Wide Range of Applications**

This model is suitable for various media, including gases, liquids, and steam, making it versatile for different processes. The **C/FMF (Corrosion-Resistant/Fluoropolymer Material) version** ensures compatibility with corrosive or aggressive fluids, extending the meter s lifespan in harsh environments.

3. **Durable Construction**

The **S3S3** designation indicates a robust design with stainless steel construction, resistant to wear, corrosion, and high-pressure conditions. This makes it ideal for industrial applications where reliability is critical.

4. **Low Maintenance Requirements**

Vortex flow meters have no moving parts in the flow path, reducing wear and tear. This results in fewer calibration needs and lower operational costs compared to traditional turbine or positive displacement meters.

5. **Wide Measurement Range**

The YF102 can handle a broad range of flow rates, from low to high velocities, making it adaptable to different process conditions without frequent recalibration.

6. **Compatibility with Yokogawa s Ecosystem**

As part of Yokogawa s **YEWFLO** series, this meter integrates seamlessly with Yokogawa s **EXAquantum** or **EXAact** controllers, enabling advanced monitoring, data logging, and process optimization.

7. **Long-Term Stability**

Yokogawa s vortex meters are known for maintaining accuracy over extended periods, reducing the need for frequent replacements or recalibrations.

8. **Explosion-Proof and Safety Certifications**

The **C/FMF** version likely includes safety certifications (e.g., ATEX, IECEx) for use in hazardous environments, ensuring compliance with industrial safety standards.

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#### **Cons**

1. **Higher Initial Cost**

Compared to some basic vortex or ultrasonic flow meters, Yokogawa s industrial-grade meters come with a premium price tag. The **C/FMF** version further increases cost due to corrosion-resistant materials.

2. **Sensitivity to Flow Conditions**

Vortex meters require **fully developed flow** (straight pipe runs upstream) to operate accurately. Poor upstream/downstream piping or turbulence can lead to measurement errors, potentially requiring additional straightening vanes or longer pipe runs.

3. **Limited to Clean Fluids (for Basic Models)**

While the **C/FMF** version handles corrosive fluids, standard vortex meters may struggle with highly viscous, slurry, or particulate-laden fluids unless specifically designed for such conditions.

4. **Calibration Dependency**

Although vortex meters are generally stable, they still require **initial calibration** for optimal performance. Poor calibration can lead to inaccuracies over time.

5. **Not Ideal for Very Low Flow Rates**

Some vortex meters struggle with extremely low flow rates, where the vortex shedding may become unstable. This model may require verification for specific low-flow applications.

6. **Limited to Specific Pipe Sizes**

The YF102 is available in standard sizes, but very large or custom pipe sizes may require additional lead time or custom engineering.

7. **Potential for Clogging in Dirty Environments**

Even with corrosion-resistant materials, particulate buildup in the flow path (if not properly filtered) can affect performance over time.

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### **Conclusion**

The **Yokogawa YF102-AGSB1A-S3S3 (C/FMF)** is a **high-quality, reliable vortex flow meter** ideal for industrial applications requiring **accuracy, durability, and corrosion resistance**. Its strengths lie in its **low maintenance, wide measurement range, and compatibility with aggressive fluids**, making it suitable for **gas, liquid, and steam applications** in chemical, oil & gas, power generation, and manufacturing industries.

However, its **higher cost, sensitivity to flow conditions, and potential limitations with very low or dirty fluids** may make it less ideal for **budget-conscious or simple applications**. If the environment is **harsh, the flow is stable, and long-term reliability is critical**, this meter is an excellent choice. For **low-budget or non-critical applications**, alternative meters (e.g., ultrasonic or turbine flow meters) might be more cost-effective.

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### **Recommendation**

**Buy this meter if:**

- You require **high accuracy and reliability** in a **corrosive or industrial environment**.

- Your application involves **gas, liquid, or steam measurement** with **moderate to high flow rates**.

- You need **low maintenance and long-term stability** with **Yokogawa s ecosystem integration**.

- Budget constraints are not a major concern, and **premium performance** justifies the cost.

**Avoid this meter if:**

- You are working with **extremely low flow rates** or **highly viscous/slurry fluids** without proper filtration.

- Your application has **poor upstream/downstream piping**, risking measurement errors.

- You need a **low-cost solution** and can opt for a simpler, less expensive alternative.

- The environment is **not corrosive**, and a standard vortex meter without **C/FMF** would suffice.

**Final Verdict:**

For **industrial-grade, high-reliability flow measurement**, the **Yokogawa YF102-AGSB1A-S3S3 (C/FMF)** is a **strong recommendation**. Ensure proper installation (adequate straight pipe runs) and calibration to maximize performance. If cost is a concern, evaluate whether a **simpler vortex meter or ultrasonic alternative** could meet your needs.

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category: business & industrial > pump flow controllers > flow controllers meters > flow meters, sku: 11909748465003853,
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