3051S Oil Pressure Transmitter
Product Description:
The Rosemount 3051S Oil Pressure Transmitter is a cutting-edge, high-precision instrument designed for demanding industrial applications, offering unmatched reliability, stability, and performance. Built on the scalable SuperModule platform, it supports multiple configurations—including gauge, absolute, and differential pressure—and integrates seamlessly with control systems via analog and digital protocols, such as HART. Its rugged construction and advanced diagnostics make it ideal for harsh oilfield conditions, ensuring accurate and consistent oil pressure monitoring across a wide range of operating environments.
Specifications:
| Model |
Measurement Type |
Key Features |
Best For |
| 3051S Coplanar™ |
Differential, Gauge, Absolute |
Patented Coplanar design integrates with manifolds and seal systems |
Compact installations, integrated flow solutions |
| 3051S In-line |
Gauge, Absolute |
Direct process mounting, high accuracy, minimal footprint |
Skid systems, OEM applications |
| 3051S MultiVariable™ (SMV) |
DP + Temp + Static Pressure |
Combines multiple measurements in one device, reduces wiring, and taps |
Advanced flow measurement, energy optimization |
| 3051S ERS™ System |
Remote Differential Pressure |
The two-wire system with synchronized sensors, ideal for wide separation points |
Tall vessels, remote tank level monitoring |
| 3051S with Diaphragm Seals |
Gauge, Absolute, DP |
Isolates transmitter from harsh media, customizable seal types, and fill fluids |
Corrosive, viscous, or high-temperature fluids |
Key Features:
- Ultra-stable performance: Offers up to ±0.025% reference accuracy and 15-year stability.
- Wide range down: 200:1 turndown for broad application flexibility.
- Multiple outputs: Supports 4–20 mA HART®, WirelessHART®, and FOUNDATION™ Fieldbus.
- Robust construction: Available in materials like 316L SST, Alloy C-276, and Tantalum for harsh environments.
- Diagnostics: Includes Plugged Impulse Line detection and loop integrity checks.
- Safety certified: SIL 2/3 certified for use in safety instrumented systems.
Applications:
Frequently Asked Questions – Rosemount 3051S
1. What types of pressure can the 3051S measure?
It supports gauge, absolute, and differential pressure. Some models also offer multivariable measurements, including temperature and static pressure.
2. What is the accuracy of the 3051S?
It delivers up to ±0.025% of span accuracy, making it one of the most precise transmitters in its class.
3. Is the 3051S suitable for hazardous environments?
Yes. It is SIL 3 capable and certified for use in explosive and hazardous locations, with global approvals.
4. Can it be used with diaphragm seals?
Absolutely. The 3051S is compatible with a wide range of diaphragm seals for corrosive, viscous, or high-temperature media.
5. What communication protocols are supported?
It supports 4–20 mA, HART®, WirelessHART®, and FOUNDATION™ Fieldbus, depending on the model.
6. How is the 3051S commissioned?
Commissioning can be done on the bench or in the field using a HART communicator. Wireless models follow a specific startup sequence.
7. What is the SuperModule™ platform?
It’s a hermetically sealed, all-welded stainless steel sensor module that enhances reliability and long-term stability.
8. How does the 3051S handle overpressure?
It uses Saturn™ sensor technology to maintain accuracy and protect against line pressure effects.
9. What’s the difference between Coplanar™ and In-line models?
Coplanar™ models integrate easily with manifolds and seals, while In-line models are ideal for direct mounting in compact spaces.
10. What’s the expected service life?
With proper installation, the 3051S offers 15-year stability and a 15-year limited warranty.
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