The Rosemount 3051 Pressure Transmitter and 644 Temperature Transmitter form a powerful duo for integrated process monitoring in industrial applications. The 3051 delivers accurate differential, gauge, and absolute pressure measurement with industry-leading stability, while the 644 provides reliable RTD and thermocouple temperature data. Together, they support HART communication for seamless digital integration, enabling real-time data access and predictive diagnostics. Certified for hazardous areas and designed for harsh environments, this combination ensures precise control and efficiency in oil and gas, chemical, and power generation processes.
| Parameter | Rosemount 3051 | Rosemount 644 |
|---|---|---|
| Measurement Type | Differential, Gauge, Absolute Pressure | Temperature (RTD, Thermocouple, mV) |
| Range | Up to 10,000 psi | -200°C to +1600°C |
| Accuracy | ±0.04% of span | ±0.15°C (RTD) |
| Output Signal | 4-20 mA HART, FOUNDATION Fieldbus | 4-20 mA HART |
| Temperature Range | -40°C to 85°C | -40°C to 85°C |
| Enclosure Rating | IP66/67 | IP66/NEMA 4X |
| Certifications | SIL 2/3, ATEX, IECEx | SIL 2/3, ATEX, IECEx |
The Rosemount 3051 and 644 combination excels in integrated monitoring for industrial processes:
Both support HART for unified digital communication and diagnostics.
3051: ±0.04% of span for pressure; 644: ±0.15°C for temperature.
Yes, certified for ATEX, IECEx, and SIL 2/3.
The 644 supports hygienic approvals; the 3051 with sanitary fittings.
Rosemount diagnostics predict issues, reducing downtime.
For more information about the Rosemount 3051 and 644, pricing, or to request a demo, contact our team:
