Rosemount 3144P High-Performance Temperature Transmitter

Product Overview

The Rosemount 3144P temperature transmitter delivers exceptional accuracy, long-term stability, and dependable diagnostics for critical industrial processes. It supports precise temperature measurement using advanced electronics engineered for demanding environments and continuous operation. Moreover, the transmitter integrates Rosemount X-well™ Technology to measure process temperature without direct process penetration. Therefore, installation complexity decreases while safety, mechanical integrity, and regulatory compliance significantly improve. The dual-compartment housing separates electronics from wiring, which enhances reliability under vibration, heat, and electrical noise.

Functional Highlights

Moreover, industry-leading accuracy helps engineers improve control performance and maintain consistent product quality across processes. In addition, five-year stability reduces recalibration frequency, lowering maintenance workload and long-term ownership costs. For instance, advanced diagnostics continuously monitor sensor health, wiring integrity, and transmitter electronics during operation. Therefore, maintenance teams can identify issues early and avoid unexpected downtime or production losses. Furthermore, dual-sensor capability enables redundancy or differential measurement for high-availability temperature applications.

Technical Data

Accuracy: ±0.1 °C with RTD input Long-Term Stability: ±0.1 °C over five years Input Types: RTD 2-, 3-, or 4-wire; thermocouples J, K, T, E, N, R, S, B, L, U; millivolt; ohm Output Signals: 4–20 mA with HART®, FOUNDATION™ Fieldbus, or Profibus PA Power Supply: 10.5–55 V DC depending on selected communication protocol Temperature Range: –200 °C to +850 °C depending on sensor selection Update Rate: 0.5 seconds Diagnostics: Sensor drift detection, loop integrity monitoring, electronics health diagnostics Housing Rating: Dual-compartment, explosion-proof, IP66/67 Mounting Options: Direct or remote sensor mounting Certifications: ATEX, FM, CSA, IECEx hazardous location approvals

Typical Applications

The Rosemount 3144P integrates seamlessly with DCS and PLC systems in oil, gas, chemical, and power industries. Moreover, it supports critical temperature measurement in reactors, heat exchangers, pipelines, and high-value production assets. For instance, X-well™ Technology enables accurate pipe temperature measurement without thermowells in corrosive or high-pressure services. Therefore, engineers reduce leak risks, installation time, and lifecycle costs while maintaining measurement confidence. In addition, digital communication simplifies configuration, asset management, and predictive maintenance strategies.

FAQ

What sensors are compatible with the Rosemount 3144P transmitter? The transmitter supports RTDs, multiple thermocouple types, millivolt inputs, and resistance measurements for flexible applications.

How does X-well™ Technology improve installation safety? X-well™ Technology eliminates thermowells, reducing process penetrations, leak paths, and mechanical stress on piping systems.

Can the transmitter operate in hazardous areas? Yes, it carries ATEX, FM, CSA, and IECEx certifications for use in hazardous industrial environments.

Does the Rosemount 3144P support redundancy? Moreover, dual-sensor input enables hot backup or differential temperature measurement for high-availability systems.

How often does the transmitter require recalibration? Therefore, five-year stability allows extended calibration intervals, depending on plant standards and regulatory requirements.