OMEGA PX319-100AI Automation 0-100 4-20MA

( Brand: Omega ), ( Manufacturer Part Number: PX319-100AI )

Review OMEGA 0-100 4-20ma

The **Omega PX319-100AI** is a high-performance, industrial-grade pressure transmitter designed to deliver exceptional accuracy, reliability, and versatility in demanding measurement applications. Part of Omega s advanced PX series, this 4-20 mA analog output device is engineered to provide precise and consistent readings across a wide range of pressures, from vacuum to high-pressure environments, making it ideal for process control, HVAC systems, hydraulic testing, and fluid power applications. With a robust stainless steel construction and a sealed, IP65-rated housing, the PX319-100AI is built to withstand harsh conditions, including exposure to moisture, dust, and temperature fluctuations, ensuring long-term durability in both indoor and outdoor installations. Its compact yet rugged design allows for easy integration into existing systems, while the sealed diaphragm ensures resistance to contamination from corrosive fluids, oils, or abrasive particles, making it suitable for use with water, air, gases, and a variety of industrial liquids.

Featuring a **0-100 psi (0-689.5 kPa) measurement range**, the PX319-100AI offers a linear 4-20 mA output signal, which is industry-standard for process instrumentation and facilitates seamless compatibility with PLCs, DCS systems, and other control devices. The transmitter s analog output provides real-time pressure monitoring with a high degree of precision, typically achieving an accuracy of 0.5% of the full scale, while its low hysteresis and repeatability ensure consistent performance even under dynamic conditions. Additionally, the device incorporates a built-in temperature compensation feature, which minimizes the impact of environmental temperature variations on measurement accuracy, further enhancing its reliability in fluctuating operating conditions.

For enhanced usability, the PX319-100AI is equipped with a **local display** that clearly shows the current pressure reading in both PSI and kPa, allowing for quick visual verification without requiring external instrumentation. The front-panel controls include a **zero and span adjustment** feature, enabling on-site calibration for optimal performance, while the **HART communication protocol** option (available as an accessory) expands its functionality by enabling digital diagnostics, remote configuration, and advanced troubleshooting capabilities. This makes the transmitter not only a robust analog solution but also a versatile tool for modern smart industrial systems.

Safety and ease of installation are prioritized in the design of the PX319-100AI, which features a **threaded 1/4" NPT or 1/2" NPT process connection** (depending on the model variant) for secure and leak-proof mounting. The transmitter s **explosion-proof rating (Class I, Division 2, Groups B, C, D)** ensures compliance with stringent industrial safety standards, making it suitable for use in potentially hazardous environments. Furthermore, its **wide temperature range of -40 F to 185 F (-40 C to 85 C)** extends its applicability across a broad spectrum of applications, from refrigeration systems to high-temperature process control. Whether deployed in manufacturing plants, oil and gas facilities, or environmental monitoring systems, the Omega PX319-100AI delivers a dependable, high-performance solution for accurate pressure measurement and control.

### Pros and Cons of buying a Omega PX319-100AI (0-100 Bar, 4-20 mA Output)

1. **High Accuracy and Precision** The PX319-100AI is designed for industrial applications, offering high-precision pressure measurement with minimal drift over time. This ensures reliable readings in critical systems like HVAC, process control, and fluid handling.

2. **Wide Range and Versatility** With a measurement range of 0-100 bar (or 0-1450 psi), it is suitable for a variety of applications, including compressed air systems, hydraulic lines, and gas monitoring. The 4-20 mA output makes it compatible with most industrial control systems and PLCs.

3. **Durability and Robust Construction** Omega products are known for their ruggedness, and the PX319-100AI is no exception. It is built to withstand harsh environments, including temperature fluctuations, vibrations, and moisture, making it ideal for field installations.

4. **Easy Installation and Calibration** The sensor features a simple mounting design (flanged or threaded, depending on the model variant) and requires minimal calibration adjustments. Many Omega sensors come pre-calibrated, reducing setup time.

5. **Compatibility with Industrial Standards** It adheres to industry standards such as NEMA 4X for environmental protection, ensuring long-term reliability in exposed or corrosive environments.

6. **Low Maintenance Requirements** Being a solid-state sensor, it has no moving parts, reducing wear and tear. This translates to fewer maintenance needs and longer operational life compared to mechanical gauges.

7. **Cost-Effective for Long-Term Use** While the initial cost may be higher than basic analog gauges, its durability and accuracy make it cost-effective over time, reducing the likelihood of costly downtime or replacement.

8. **Remote Monitoring Capability** The 4-20 mA output allows for easy integration with SCADA systems, data loggers, or PLCs, enabling real-time monitoring and remote diagnostics.

9. **Wide Temperature Range** The sensor can operate effectively across a broad temperature spectrum (typically -20 C to 80 C, though exact ranges may vary by model), making it suitable for diverse climates.

10. **Brand Reputation** Omega is a well-established manufacturer in the industrial instrumentation sector, known for quality, reliability, and customer support. This reduces the risk of purchasing a low-quality or unreliable product.

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1. **Higher Upfront Cost** Compared to basic mechanical gauges or lower-end digital sensors, the PX319-100AI has a higher initial purchase price. This may be a barrier for small businesses or budget-conscious projects.

2. **Limited Local Availability** Depending on the region, finding authorized dealers or technical support for Omega products may require additional effort, potentially increasing lead times for repairs or replacements.

3. **Complexity for Non-Experts** While the sensor itself is user-friendly, integrating it into a custom control system may require technical expertise, especially when configuring 4-20 mA outputs with PLCs or data acquisition systems.

4. **Potential for Overkill in Simple Applications** If the application does not require high precision (e.g., a basic air compressor system where 5% accuracy is sufficient), the PX319-100AI may offer more capability than needed, increasing unnecessary costs.

5. **Calibration and Recertification Needs** Over time, even high-quality sensors may require recalibration to maintain accuracy. This could involve additional costs for calibration services or in-house expertise.

6. **Limited Customization** The sensor s specifications (e.g., range, output type) are fixed for the PX319-100AI model. If you need a different range or output format (e.g., digital communication like HART or Profibus), you may need to purchase a different model.

7. **Potential for Signal Noise in Long Runs** The 4-20 mA signal can be susceptible to noise over long cable runs, requiring proper shielding and grounding to ensure accurate readings. This may add complexity to the installation.

8. **Dependence on Power Supply** The sensor requires an external power source (typically 12-30V DC) for operation, which may not be available in all setups, requiring additional wiring or power supplies.

9. **Warranty and Support Limitations** While Omega offers warranties, the terms may vary by region, and extended warranties or expedited support could incur additional costs.

10. **Potential for Misuse in Non-Industrial Settings** If used in non-industrial environments (e.g., automotive or consumer applications), the sensor may be overkill and could be damaged by improper handling or exposure to non-rated conditions.

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The **Omega PX319-100AI (0-100 bar, 4-20 mA)** is an excellent choice for **industrial applications** where **accuracy, durability, and compatibility with control systems** are critical. Its high precision, rugged construction, and wide range make it ideal for **HVAC systems, process control, compressed air monitoring, and hydraulic applications**. The 4-20 mA output ensures seamless integration with modern industrial automation setups, while its low maintenance requirements contribute to long-term cost savings.

However, the **higher upfront cost, potential complexity for non-technical users, and need for proper installation** (such as shielding for signal integrity) may make it less suitable for **budget-conscious or simple applications**. If your project requires **high precision and reliability** and can accommodate the initial investment, the PX319-100AI is a **strong recommendation**. For **lower-cost or non-critical applications**, a simpler analog gauge or a lower-range digital sensor might suffice.

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- You need **high-accuracy pressure measurement** in an industrial or commercial setting.

- Your application requires **4-20 mA output** for integration with PLCs, SCADA, or data loggers.

- You operate in a **harsh environment** (vibration, temperature fluctuations, moisture) where durability is essential.

- You prioritize **long-term reliability and low maintenance** over short-term cost savings.

- You have access to **proper installation and calibration support**.

- Your budget is **strictly limited**, and a lower-cost sensor (e.g., a basic mechanical gauge or a simpler digital sensor) meets your needs.

- Your application does **not require 4-20 mA output** (e.g., you only need local display).

- You lack **technical expertise** to install and configure the sensor properly.

- The pressure range is **narrower than 0-100 bar**, and a different model would be more cost-effective.

For most **industrial or professional-grade pressure monitoring needs**, the **Omega PX319-100AI is a reliable and well-supported choice**. Always verify compatibility with your specific system and consult with a technical expert if unsure about installation or integration.

Details:

Up for sale is one OMEGA PX319-100AI 0-100 4-20mA.

part #: px319100ai prices

• $95.00-$461.00

specifications automationjack:

• brand: Omega
• mpn: Px319-100ai

general automationjack:

• condition: Used
• Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

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• city: Nashville, Tennessee
• # reviews: 1630
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offer automationjack:

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• started: February 4, 2026
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• quantity: 6
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