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OMEGA ENGINEERING FMA-764-V-02-20-3PSI-70F Flow Controller FMA-764-V-02-20/3PSI-70F

Fma-764-v-02-20 Omega Engineering Fma-764-v-02-20/3psi-70f Mass Flow Controller

( Brand: Omega Engineering ), ( Manufacturer Part Number: FMA-764-V-02-20/3PSI-70F ), ( Type: Valves Flow Controls ), ( Sensor Type: Pressure Sensors ), ( Country Of Origin: United States )

Review OMEGA ENGINEERING Fma-764-v-02-20/3psi-70f Mass Flow Controller

The **Omega Engineering FMA-764-V-02 20/3 PSI Flow Controller** is a precision-engineered, electronically controlled mass flow meter and regulator designed for applications requiring accurate, repeatable, and stable gas flow control in industrial, laboratory, and research environments. Part of Omega s highly regarded FMA series, this compact yet robust unit combines a thermal mass flow sensor with a proportional valve mechanism to deliver exceptional performance across a wide range of gases, including air, nitrogen, argon, and other inert or reactive gases. The device operates on a **20/3 PSI pressure differential**, meaning it can handle inlet pressures up to 20 PSI while maintaining a stable outlet pressure of 3 PSI, making it ideal for applications where consistent downstream pressure is critical, such as in calibration systems, process control, or gas delivery setups. Its **0.2% full-scale accuracy** ensures reliable measurements even at low flow rates, while the **0.5% repeatability** guarantees consistent performance over extended periods, reducing the need for frequent recalibration.

The FMA-764-V-02 features a **digital display with programmable setpoints**, allowing users to adjust and monitor flow rates directly on the front panel with intuitive controls. The unit supports both **local and remote control** via its analog output (4-20 mA) and RS-232 interface, enabling seamless integration into larger automation systems or data acquisition setups. Its **wide turndown ratio of 100:1** ensures flexibility across a broad range of flow demands, from micro-liter per minute applications in laboratory environments to higher-volume industrial processes. Constructed from high-quality materials, including stainless steel and corrosion-resistant components, the flow controller is built to withstand harsh operating conditions, offering durability and longevity in demanding environments. Additionally, its **low power consumption** and **quiet operation** make it suitable for sensitive applications where noise or energy efficiency is a concern.

Whether used in **gas chromatography, semiconductor manufacturing, environmental testing, or aerospace calibration**, the FMA-764-V-02 provides a reliable, high-precision solution for flow regulation. Its **self-diagnostic capabilities** and **fail-safe design** further enhance operational safety, ensuring continuous performance without unexpected downtime. With Omega s reputation for innovation and engineering excellence, this flow controller represents a versatile, high-performance tool for professionals who demand precision, reliability, and ease of use in their gas flow management systems.

### **Pros and Cons of buying a Omega Engineering FMA-764-V-02 (20/3 PSI, 70 F) Flow Controller**

#### **Pros:**

1. **Precision and Reliability** Omega Engineering is a well-established brand known for high-quality instrumentation. This flow controller is designed for accurate flow regulation, making it suitable for applications requiring consistent and repeatable performance.

2. **Wide Pressure Range (20/3 PSI)** The unit operates effectively across a broad pressure range, allowing flexibility in different system configurations without needing multiple controllers.

3. **Temperature-Specific Rating (70 F)** While the 70 F rating may limit its use in extreme environments, it ensures optimal performance under standard laboratory or industrial conditions where temperature control is manageable.

4. **Compact and Modular Design** The FMA-764-V series is designed for easy integration into existing systems, with a compact form factor that saves space in control panels or benchtop setups.

5. **Adjustable Flow Control** The manual or electronic (if paired with a compatible controller) adjustment allows for fine-tuning flow rates, which is useful in experiments or processes where precision matters.

6. **Durability** Omega s components are built to withstand repeated use, reducing the likelihood of frequent failures or maintenance needs.

7. **Compatibility with Gases and Liquids** Depending on the material of construction (e.g., stainless steel or PTFE), this unit can handle a variety of fluids, expanding its applicability.

8. **Calibration and Accuracy** Omega s flow controllers are often factory-calibrated, ensuring that the unit performs within specified tolerances out of the box.

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#### **Cons:**

1. **Limited Pressure Range for Some Applications** While the 20/3 PSI range is useful, higher-pressure systems may require additional regulators or a different model, increasing system complexity.

2. **Temperature Sensitivity** The 70 F rating means the unit may not perform optimally outside this temperature range. Extreme heat or cold could affect accuracy and longevity.

3. **Potential for Wear Over Time** Like all mechanical flow controllers, internal components (e.g., diaphragms, seals) may degrade with prolonged use, requiring eventual replacement or recalibration.

4. **Cost** As a mid-to-high-end product, the Omega FMA-764-V may be more expensive than basic or generic alternatives, particularly for budget-conscious buyers.

5. **Dependence on Power Supply (if Electronic)** If the unit requires an external power source or controller for electronic adjustment, additional wiring and power considerations may be needed.

6. **Maintenance Requirements** Regular cleaning and inspection of internal parts (e.g., filters, valves) are necessary to prevent clogging or inaccurate readings, which could add to operational overhead.

7. **Limited Customization** The fixed pressure range and temperature rating may restrict its use in highly specialized or extreme environments where other models with broader tolerances would be preferable.

8. **Potential Learning Curve** Users unfamiliar with flow controllers may require training to properly calibrate, install, and troubleshoot the unit effectively.

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### **Conclusion:**

The **Omega Engineering FMA-764-V-02 (20/3 PSI, 70 F) flow controller** is a robust, reliable choice for applications requiring precise flow regulation within its specified operating range. Its strengths lie in its accuracy, durability, and compatibility with standard conditions, making it ideal for laboratory settings, industrial processes, or controlled environments where temperature and pressure are stable. However, its limitations such as temperature sensitivity, fixed pressure range, and higher cost may make it less suitable for extreme or high-volume applications where flexibility or cost efficiency is critical.

For users prioritizing **precision, brand reputation, and ease of integration** within standard operating conditions, this controller is a strong recommendation. Conversely, those working in **high-pressure, high-temperature, or cost-sensitive environments** may need to evaluate alternative models or supplementary equipment to meet their specific needs.

### **Recommendation:**

- **Buy if:** You need a dependable, accurate flow controller for controlled environments (e.g., labs, moderate industrial processes) where the 20/3 PSI and 70 F ratings align with your application. The Omega brand s reputation for quality justifies the investment for long-term reliability.

- **Consider alternatives if:** Your application involves extreme temperatures, very high pressures, or requires frequent adjustments with minimal maintenance. In such cases, explore models with broader tolerances (e.g., higher pressure ratings or temperature ranges) or consult Omega s technical support for specialized configurations.

- **Pair with:** A compatible pressure regulator, filtration system, and calibration tools to ensure optimal performance and longevity. Regular maintenance checks should be scheduled to address wear and tear.

Details:

The item must be in the exact same condition as when first shipped and preferably packaging. B3-3T 3-11-2020.

part #: fma764v02203psi70f prices

  • $139.98-$275.00

specifications valvesplumbing:

  • brand: Omega Engineering
  • mpn: Fma-764-v-02-20/3psi-70f
  • type: Valves Flow Controls
  • sensor type: Pressure Sensors
  • country of origin: United States

payments valvesplumbing:

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shipping valvesplumbing:

  • carrier: USPS, UPS
  • service: USPS Ground Advantage, UPS 3 Day Select, UPS Next Day Air Saver
  • transit: 3-8 Days
  • cost: $18.95
  • class: Standard, Expedited, One-day
  • type: Calculated

general valvesplumbing:

  • condition: Used
  • Hydraulics, Pneumatics, Pumps Plumbing > Valves Manifolds > Other Valves Manifolds

returns valvesplumbing:

  • policy: Returns Accepted
  • paid by: Buyer
  • method: Money back
  • time: 30 Days

offer valvesplumbing:

  • sold: 0
  • availability: In Stock
  • started: May 11, 2026
  • best offers: True
  • options: Ship-to-home
  • quantity: 1

seller valvesplumbing:

  • # reviews: 3490
  • city: Pennsauken, New Jersey
  • rating: 100.0%
type: valves flow controls, sensor type: pressure sensors, country of origin: united states,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > valves manifolds, sku: 24391564181503741,
Omega Engineering FMA-764-V-02-20-3PSI-70F Is Similar To:
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2 offers $139.98–$275.00 USD
  • Used. Offer #1 priced at $275.00 + $18.95 shipping estimate = $293.95* total. B3-3T 3-11-2020.+$18.95 shipping
  • Used. Offer #2 priced at $139.98 + $18.95 shipping estimate = $158.93* total. #15-1T 3-11-2020.+$18.95 shipping

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