Valve switching device with Rosemount 8800 Flange Vortex Flowmeter and 3144P Temperature Transmitter sensor

In process automation, where pressure measurement is critical to safety, efficiency, and product quality, the Emerson Rosemount 3144P pressure transmitter is the preeminent choice of engineers worldwide. More than just an instrument, it represents the culmination of decades of innovation, delivering an unparalleled combination of accuracy, reliability, and intelligence for a wide range of industrial applications.

The foundation of the 3144P's exceptional performance lies in its advanced sensor technology. It utilizes a state-of-the-art silicon resonant sensor. Unlike traditional strain gauge sensors, this technology employs two miniature silicon resonators whose frequency changes when pressure is applied. By measuring the frequency difference between these two resonators, the transmitter infers applied pressure with exceptional accuracy and excellent resistance to ambient temperature fluctuations. This fundamental design enables the 3144P to achieve long-term stability of ±0.15% of URL (Upper Range Limit) over 60 months, significantly reducing the need for frequent recalibration and minimizing total cost of ownership.

Its performance is further defined by its exceptional accuracy, reaching ±0.04% of its calibrated span. This level of precision is crucial for applications such as natural gas custody transfer, critical reactor control in chemical processes, and ensuring precise proportions of ingredients during batch production. Whether measuring absolute, gage, or differential pressure, the 3144P provides reliable signals, forming a dependable foundation for the entire control system.

In addition to its exceptional performance, the 3144P combines durability with ease of use. Its rugged construction, available in a variety of wetted materials such as 316L stainless steel, Hastelloy C-276, and Monel, enables it to handle corrosive and abrasive media in industries such as oil and gas, chemicals, and pharmaceuticals. Designed for reliable operation in extreme conditions, the transmitter supports high static pressures and a wide temperature range. Its intuitive Local Operator Interface (LOI) enables quick and easy on-site configuration, calibration, and diagnostics without opening the electronics compartment, thus maintaining the integrity of its weatherproof and explosion-proof certifications.

Emerson Rosemount 3144P Pressure Transmitter — Overview Table

Intelligence is a key differentiator in the modern industrial landscape, and the 3144P stands out with its integrated Heartbeat technology. This suite of advanced diagnostics continuously verifies the health of the transmitter itself and the integrity of the measurement loop. It can perform on-demand or scheduled verification checks to confirm calibration status, detect potential drift, and identify issues such as sensor or electronics degradation—all without interrupting the process. This capability supports predictive maintenance strategies, prevents unplanned downtime, and improves overall plant safety. Furthermore, the 3144P supports multiple communication protocols, including analog 4-20 mA HART signals and fully digital Foundation Fieldbus or PROFIBUS PA, ensuring seamless integration into any control architecture.

In short, the Emerson Rosemount 3144P pressure transmitter is more than just a measurement device; it's a strategic asset. Its industry-leading accuracy, exceptional stability, rugged construction, and embedded predictive diagnostics make it the ultimate solution for the most demanding pressure measurement challenges. By ensuring data integrity and operational reliability, it provides the confidence needed to optimize processes, protect assets, and increase productivity in plants around the world.

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