The Rosemount 3051 Pressure Transmitter and 644 Temperature Transmitter are rugged, reliable instruments built for harsh industrial environments, providing accurate pressure and temperature data for process optimization. The 3051 offers stable differential and absolute pressure measurement with coplanar design, while the 644 ensures precise RTD and thermocouple readings in head-mounted configuration. With HART communication and advanced diagnostics, this duo supports predictive maintenance and safe operation in oil and gas, mining, and marine applications. Their robust enclosures and global certifications make them a dependable choice for challenging conditions.
| 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 provides reliable monitoring in harsh environments:
It reduces installation costs and errors in differential pressure measurement.
Yes, both support WirelessHART for remote data in inaccessible areas.
It ensures safety in instrumented systems, reducing risk of failures.
Yes, it supports Types B, E, J, K, N, R, S, T for versatile temperature measurement.
IP66/67 enclosures and materials resist corrosion, dust, and vibration.
Contact our team for inquiries about the Rosemount 3051 and 644, pricing, or to schedule a demo:
