MICROMOTION Micro Motion Flow Sensor Cmf CMF200M352-NU 1450

( Brand: Micromotion ), ( Manufacturer Part Number: CMF200M352NU ), ( Part Type: Flow Sensor ), ( Port Diameter: 2 In )

Review MICROMOTION Micro Motion Inch Mass Flow Sensor Cmf 1450

The **Micro Motion CMF200M352NU Coriolis Mass Flow Sensor** (model CMF200M352-NU, also referenced as part of the CMF 1450 series) represents the pinnacle of precision engineering in industrial process measurement, delivering unparalleled accuracy and reliability for the most demanding applications. Designed by Emerson, a global leader in industrial automation, this advanced Coriolis mass flow sensor operates on the principle of time-of-flight measurement, where twin vibrating U-tube tubes oscillate in response to the fluid passing through them. The subtle phase shift between the tubes, induced by the mass flow of the medium, is detected with exceptional sensitivity, enabling real-time, mass flow rate measurements with industry-leading accuracy typically within 0.1% of reading or 0.05% of rate regardless of fluid density, temperature, or pressure variations. This inherent independence from fluid properties makes it ideal for applications where traditional volumetric flow meters would struggle, such as in high-viscosity liquids, multiphase flows, or corrosive environments.

Constructed from **316L stainless steel** (standard) with optional **titanium or Hastelloy C-276** wetted parts for extreme corrosion resistance, the CMF200M352NU is engineered to withstand harsh industrial conditions, including temperatures ranging from **-40 C to 200 C (-40 F to 392 F)** and pressures up to **420 bar (6,090 psi)** in standard configurations, with high-pressure variants available for even more demanding applications. Its robust **flanged or threaded process connections** (e.g., ANSI 150, 300, or 600 ratings) ensure secure and leak-proof integration into pipelines, while the **integrated electronics module** (part of the CMF 1450 series) provides seamless communication via **HART 7, Foundation Fieldbus, or Profibus PA**, enabling full integration with modern SCADA and DCS systems. The sensor s **self-diagnostic capabilities** continuously monitor performance, detecting issues such as tube wear, leaks, or vibration anomalies, and transmitting predictive maintenance alerts to prevent costly downtime.

Beyond its core functionality, the CMF200M352NU excels in applications requiring **high-precision mass flow measurement** for energy accounting, batching, and process optimization. Its ability to measure **density, temperature, and derived parameters** (such as energy content or composition) in real time makes it indispensable in industries like **oil and gas, chemical processing, power generation, and food and beverage production**. Whether tracking the flow of crude oil, natural gas liquids, or high-purity chemicals, the sensor s **zero-drift performance** and **wide turndown ratio** (up to 100:1) ensure consistent accuracy across varying flow rates, from trickle feeds to full pipeline capacity. Additionally, its **intrinsically safe (IECEx/ATEX) and explosion-proof certifications** make it suitable for use in hazardous environments, further enhancing its versatility in industrial settings.

For applications demanding the highest level of integration and control, the CMF200M352NU pairs seamlessly with Emerson s **CMF 1450 Mass Flow Transmitter**, which consolidates signal processing, calibration, and communication into a single, compact unit. This modular approach simplifies installation, reduces wiring complexity, and minimizes field adjustments, while the **built-in calibration verification** ensures long-term traceability to national standards. With its combination of **superior accuracy, durability, and adaptability**, the Micro Motion CMF200M352NU flow sensor stands as a cornerstone of modern process measurement, empowering industries to achieve operational excellence through data-driven decision-making.

### **Pros and Cons of buying a Micro Motion CMF200M352NU (or CMF1450) Coriolis Mass Flow Sensor**

#### **Pros**

1. **High Accuracy and Precision**

The CMF200 series is known for its exceptional accuracy in measuring mass flow, typically within 0.1% of reading or 0.05% of rate, depending on the model. This makes it ideal for applications requiring precise flow measurement, such as chemical processing, refining, and pharmaceuticals.

2. **Multi-Variable Measurement**

The sensor can simultaneously measure mass flow, density, and temperature, providing comprehensive process data without requiring additional instruments. This reduces installation complexity and improves operational efficiency.

3. **Wide Range of Applications**

Suitable for a broad range of fluids, including liquids, gases, and mixtures, with options for different materials (e.g., stainless steel, Hastelloy, titanium) to handle corrosive or high-pressure environments. The CMF200 is commonly used in oil & gas, water treatment, food & beverage, and power generation.

4. **Durability and Reliability**

Micro Motion sensors are built for harsh industrial conditions, with robust construction to withstand high temperatures, pressures, and aggressive media. The CMF200 series is designed for long-term stability with minimal maintenance requirements.

5. **Compatibility with Process Control Systems**

The sensor integrates seamlessly with DCS (Distributed Control Systems), SCADA, and other industrial automation platforms. It supports various communication protocols (e.g., HART, Foundation Fieldbus, Profibus, Modbus) for easy integration into existing systems.

6. **Low Maintenance**

Unlike traditional flow meters (e.g., turbine or orifice meters), Coriolis mass flow sensors have no moving parts that wear out or require calibration over time. This reduces downtime and maintenance costs.

7. **Versatile Sizing Options**

The CMF200 series offers multiple pipe sizes (e.g., " to 6" for CMF200, up to 12" for CMF1450), allowing selection based on specific process requirements. The CMF1400 series (which includes the CMF1450) extends this range further for larger flow applications.

8. **Regulatory Compliance**

The sensor meets industry standards such as ATEX (for explosive environments), UL, and CE certifications, ensuring compliance with safety and quality regulations in various sectors.

9. **Energy Efficiency Monitoring**

In applications like HVAC, power plants, or chemical processing, the sensor can help optimize energy usage by providing real-time mass flow data, reducing waste, and improving system efficiency.

10. **Future-Proofing**

Micro Motion s sensors are designed with modularity in mind, allowing for upgrades or expansions as process needs evolve. The CMF200 and CMF1400 series are part of a larger ecosystem with compatible transmitters and software tools.

---

#### **Cons**

1. **High Initial Cost**

Coriolis mass flow sensors, including the CMF200 and CMF1400 series, are significantly more expensive than traditional flow meters (e.g., orifice plates, ultrasonic, or turbine meters). The premium price may be a barrier for small-scale or budget-constrained applications.

2. **Limited Flow Range for Small Sizes**

While the CMF200 covers a wide range of flow rates, very small pipe sizes (e.g.,

3. **Pressure Drop Considerations**

Coriolis sensors introduce a slight pressure drop across the meter, which can be a concern in low-pressure systems. While the drop is typically minimal compared to orifice meters, it may still require system adjustments in some cases.

4. **Installation Complexity**

Proper installation is critical for accuracy. The sensor requires straight-run piping (typically 10-20 pipe diameters upstream and 5 downstream) to avoid turbulence, which may necessitate additional piping modifications. Improper installation can lead to inaccurate readings or reduced lifespan.

5. **Limited Compatibility with Highly Viscous Fluids**

While Coriolis sensors can measure viscous fluids, their performance may degrade at extremely high viscosities (e.g., > 100,000 cP). In such cases, alternative technologies (e.g., positive displacement meters) may be more suitable.

6. **Calibration and Setup Time**

Configuring the sensor for a specific application (e.g., setting up density compensation or multi-variable measurements) requires expertise. Users may need to invest in training or hire specialists to ensure proper setup and calibration.

7. **Potential for Signal Noise in Gaseous Applications**

In gas measurements, Coriolis sensors can be more susceptible to noise or drift compared to liquids, requiring additional filtering or signal conditioning for reliable performance.

8. **Vendor Dependency**

Micro Motion is a brand under Emerson, which means maintenance, spare parts, and support are tied to Emerson s ecosystem. This could pose challenges if the user prefers working with other vendors or open-standard solutions.

9. **Size Limitations for Certain Applications**

The CMF200 series has a maximum pipe size of 6" (for CMF200) and 12" (for CMF1400), which may not suffice for very large-scale industrial processes. For flows exceeding these limits, alternative solutions (e.g., larger Coriolis meters or inferential methods) may be necessary.

10. **Learning Curve for Users**

The advanced features (e.g., density tracking, multi-variable output) may require time for operators or engineers to fully understand and utilize, potentially leading to underutilization of the sensor s capabilities.

---

### **Conclusion**

The **Micro Motion CMF200M352NU (or CMF1450)** is a high-performance Coriolis mass flow sensor ideal for applications demanding **precision, reliability, and multi-variable measurement**. Its strengths lie in its **accuracy, durability, and integration capabilities**, making it a top choice for industries like oil & gas, chemical processing, and power generation. However, the **high cost, installation requirements, and complexity** may not justify its use in all scenarios, particularly for low-budget or simple flow measurement needs.

For users prioritizing **cost efficiency, low-pressure applications, or highly viscous fluids**, alternative technologies (e.g., ultrasonic, turbine, or positive displacement meters) might be more appropriate. Conversely, if **accuracy, multi-variable tracking, and long-term reliability** are critical, the CMF200 or CMF1400 series remains one of the best options available.

---

### **Recommendation**

- You require **high-precision mass flow measurement** in a critical process (e.g., chemical blending, refining, or energy monitoring).

- Your application involves **multiple fluids with varying densities**, and you need **simultaneous flow, density, and temperature data**.

- You operate in **harsh or corrosive environments** where durability and low maintenance are essential.

- You are already using **Emerson s ecosystem** (e.g., DeltaV, AMS Suite) and need seamless integration.

- Budget constraints are not prohibitive, and the **long-term savings from accuracy and reliability** outweigh the initial cost.

- Your application is **low-cost or low-precision**, where simpler meters (e.g., ultrasonic or turbine) suffice.

- You are measuring **extremely high-viscosity fluids** or **very large flow rates** beyond the sensor s capabilities.

- Installation **straight-run requirements** are impractical due to space or piping constraints.

- You prefer **open-standard or vendor-neutral solutions** to avoid dependency on Emerson.

For industries where **precision and process optimization** are non-negotiable, the CMF200M352NU is a **superior investment**. However, a thorough cost-benefit analysis should be conducted to ensure it aligns with the specific needs of the application. Consulting with a flow measurement specialist can help determine whether this sensor is the best fit for your system.

Details:

Micro Motion,mm, 2 inch, Mass Flow Sensor, model: CMF200M352NU, Tube 1450 PSIG Case 550 PSIG, CMF200M352-NU CMF200M-352-NU CMF200M352NU. Dent on inlet / outlet.

part #: cmf200m352nu prices

• $559.99-$2337.50

specifications pneumativalv:

• brand: Micromotion
• mpn: Cmf200m352nu
• part type: Flow Sensor
• port diameter: 2 In

offer pneumativalv:

• started: February 25, 2026
• quantity: 1
• options: Ship-to-home
• sold: 0
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• availability: In Stock

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general pneumativalv:

• condition: Used
• Pump Flow Controllers > Flow Controllers Meters > Mass Flow Controllers

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