AMAT APPLIED MATERIALS 0190-91790 Flow Controller 250-2500ML/MIN

( Brand: Amat Applied Materials ), ( Manufacturer Part Number: 0190-91790 ), ( Part Type: Flow Controller Min ), ( Category: Vacuum Cryogenics And Flow Control ), ( Country Of Origin: Japan )

Review AMAT APPLIED MATERIALS Flow Controller 250-2500ml/min Working

The **AMAT Applied 0190-91790 Flow Controller** is a precision-engineered, mass-flow-controlled device designed to deliver exceptional accuracy and reliability in gas or liquid flow regulation for laboratory, industrial, and research applications. Part of AMAT s advanced line of flow control solutions, this model is engineered to provide consistent, repeatable flow rates within the range of **250 to 2500 milliliters per minute (ml/min)**, making it ideal for applications requiring tight control over fluid delivery, such as semiconductor manufacturing, chemical processing, medical device testing, or analytical instrumentation. Constructed with high-quality materials, the unit features a robust stainless steel or corrosion-resistant housing, ensuring durability and resistance to harsh environments, while its modular design allows for easy integration into existing systems. The flow controller operates on a **mass flow principle**, utilizing a thermal dispersion sensor to measure and regulate flow with minimal pressure dependency, ensuring accurate performance even across varying line pressures. Its digital interface provides real-time monitoring and adjustment capabilities, with programmable setpoints, PID control, and analog/digital output options for seamless integration with PLCs, data loggers, or other automation systems. The device is equipped with a **high-precision valve mechanism**, which minimizes dead volume and maximizes response time, reducing fluctuations and ensuring stable flow rates for critical processes. Additionally, the unit includes built-in safety features such as over-pressure protection, leak detection, and fail-safe shutdown protocols to prevent operational errors and equipment damage. Whether used for precise gas delivery in thin-film deposition, liquid dosing in chemical synthesis, or calibration in metrology applications, the AMAT 0190-91790 delivers unmatched performance, precision, and reliability, making it a trusted choice for engineers and technicians demanding the highest standards in flow control technology.

### **Pros and Cons of buying a AMAT Applied 0190-91790 Flow Controller (250 2500 mL/min)**

1. **Precision and Reliability** The AMAT Applied flow controller is designed for laboratory and industrial applications, offering accurate flow regulation within its specified range (250 2500 mL/min). Its mechanical and electronic components are engineered to maintain consistent performance over time, reducing the risk of sudden failures.

2. **Wide Flow Range** The 250 2500 mL/min range makes it suitable for a variety of applications, including gas delivery, liquid dispensing, and process control in research, manufacturing, and medical settings. This versatility eliminates the need for multiple controllers for different flow requirements.

3. **Durability and Build Quality** AMAT Applied is a reputable brand known for producing robust instrumentation. The flow controller is likely constructed with materials resistant to corrosion, wear, and environmental factors, ensuring longevity with proper maintenance.

4. **Compatibility with Common Gases and Liquids** Depending on the model and configuration, this controller may be compatible with inert gases (e.g., nitrogen, argon), air, or certain liquids, making it adaptable to different experimental or production needs.

5. **Digital or Analog Control Options** Many AMAT flow controllers offer both digital (PID-based) and analog control modes, allowing users to fine-tune settings for optimal performance. This flexibility is beneficial for applications requiring precise adjustments.

6. **Low Maintenance Requirements** Compared to some manual or less sophisticated controllers, this model likely requires minimal upkeep, such as periodic calibration or filter replacements, reducing downtime and operational costs.

7. **Compatibility with Data Logging Systems** Some AMAT controllers integrate with data acquisition systems, enabling real-time monitoring and recording of flow rates. This is valuable for research, quality control, or compliance purposes.

8. **Brand Support and Warranty** Purchasing from a well-established brand like AMAT Applied typically comes with access to technical support, spare parts, and warranty coverage, which can be crucial for troubleshooting or replacements.

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1. **Higher Initial Cost** Compared to basic mechanical flow meters or cheaper electronic controllers, this AMAT model will likely have a higher upfront cost. The investment may be justified for professional or industrial use but could be prohibitive for small-scale or hobbyist applications.

2. **Complexity for Non-Experts** The advanced features (e.g., PID control, digital interfaces) may require some training to operate effectively. Users unfamiliar with flow control systems might struggle with setup, calibration, or troubleshooting.

3. **Potential for Calibration Drift** Over time, electronic components or mechanical parts (e.g., valves, sensors) may experience drift, requiring periodic recalibration to maintain accuracy. This adds to long-term maintenance costs.

4. **Limited Customization for Extreme Conditions** While durable, the controller may not be optimized for extreme environments (e.g., high temperatures, corrosive chemicals, or high-pressure applications) without additional modifications or accessories.

5. **Dependence on Power Supply** Electronic flow controllers require a stable power source. In settings with unreliable electricity or without backup power, this could pose operational challenges.

6. **Replacement Parts Availability** While AMAT is a reputable brand, older models or discontinued parts may have limited availability, potentially increasing repair costs if components fail.

7. **Learning Curve for Advanced Features** Features like PID tuning or integration with software may require time to master, which could delay initial adoption or optimal use.

8. **Potential for Overkill for Simple Applications** If the user only needs basic flow regulation (e.g., a single, fixed flow rate), the advanced capabilities of this controller may be unnecessary, making a simpler or cheaper alternative more cost-effective.

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### **Conclusion**

The **AMAT Applied 0190-91790 flow controller (250 2500 mL/min)** is a high-quality, versatile tool ideal for professional, industrial, or research settings where precision, reliability, and a wide flow range are critical. Its durability, compatibility with various media, and advanced control options make it a strong choice for users who prioritize performance and long-term value. However, the higher cost, complexity, and maintenance requirements may not justify its purchase for casual users, small-scale applications, or settings where simpler alternatives would suffice.

### **Recommendation**

- You require precise and consistent flow control in a laboratory, manufacturing, or industrial setting.

- Your applications demand a wide flow range (250 2500 mL/min) with minimal manual intervention.

- You value brand reliability, technical support, and integration with data systems.

- You are willing to invest in training or have experience with electronic instrumentation.

- Your budget is tight, and a simpler or cheaper flow meter would meet your needs.

- You only need basic flow regulation without advanced features like PID control.

- Your environment is harsh (e.g., extreme temperatures, corrosive substances), and you require specialized modifications.

- You are a hobbyist or student working on small-scale projects where overkill is not necessary.

For most **professional or industrial users**, this AMAT controller is a worthwhile investment due to its performance and longevity. For **budget-conscious or novice users**, exploring more affordable or basic models first may be prudent.

Details:

AMAT Applied Materials 0190-91790 Flow Controller 250-2500mL/min Working. Part No: 0190-91790. The physical condition is good, but there are signs of previous use and handling. Item condition: Working, 90 Day Warranty.

Made in Japan This item is working surplus. Pictured test equipment is not included or available for sale. Serial numbers or country of manufacture may vary. Sale Details.

Only items pictured are included: If a part is not pictured, or mentioned above, then it included in the sale. Model No: 250-2500mL/min.

part #: 019091790 prices

• $750.00-$802.26

specifications pneumativalv:

• brand: Amat Applied Materials
• mpn: 0190-91790
• part type: Flow Controller Min
• category: Vacuum Cryogenics And Flow Control
• country of origin: Japan

returns pneumativalv:

• paid by: Buyer
• time: 60 Days
• policy: Returns Accepted
• method: Money back

shipping pneumativalv:

• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery
• transit: 4-8 Days
• cost: $0.00
• class: Standard
• type: Calculated

payments pneumativalv:

• credit card: Discover
• wallet: Apple-pay
• other

seller pneumativalv:

• city: Albuquerque, New Mexico
• # reviews: 10103
• rating: 99.6%

offer pneumativalv:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: February 16, 2026
• quantity: 1
• best offers: True

general pneumativalv:

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

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