Rosemount™ 3051 Coplanar™ Pressure Transmitter – Complete Guide

Introduction to Rosemount 3051 Coplanar Pressure Transmitter

The Rosemount™ 3051 Coplanar™ Pressure Transmitter is a leading solution in industrial process measurement, engineered by Emerson to provide unmatched accuracy, stability, and reliability. Known for its Coplanar™ platform design, the transmitter allows flexible process connections and easy integration, making it one of the most widely used devices in oil & gas, petrochemicals, power generation, water treatment, and industrial automation.

This guide explores the features, applications, benefits, and technical details of the Rosemount 3051 Coplanar Pressure Transmitter while highlighting why it’s the preferred choice for differential, gauge, and absolute pressure measurement.

Key Features of Rosemount 3051 Coplanar™ Transmitter

• Coplanar™ Platform Design

  • Provides a common design for differential, gauge, and absolute pressure measurements.

  • Simplifies installation with multiple process connections.

• High Accuracy & Reliability

  • Up to 0.04% reference accuracy with advanced digital signal processing.

  • Long-term stability of 0.2% over 10 years, minimizing recalibration needs.

• Flexible Configuration

  • Compatible with remote seals and manifolds.

  • Modular design supports scalable applications.

• Communication Protocols

  • HART®, FOUNDATION™ Fieldbus, and WirelessHART® options available.

  • Seamless integration with modern control systems.

• Safety Certifications

  • SIL 2/3 safety certification for critical process industries.

  • Meets global standards for hazardous environments.

Applications of Rosemount 3051 Coplanar Pressure Transmitter

The versatility of the Rosemount 3051 Coplanar Transmitter makes it suitable for:

• Differential Pressure Measurement

  • Ideal for flow measurement with primary elements like orifice plates, pitot tubes, and Venturi meters.

• Level Measurement

  • Used with remote seals for liquid level monitoring in pressurized or open tanks.

• Process Monitoring

  • Provides reliable gauge and absolute pressure readings in refining, chemical plants, and energy sectors.

• Flow Measurement

  • Works with primary flow elements for precise mass and volumetric flow calculations.

• Safety-Critical Applications

  • Certified for safety instrumented systems (SIS).

Benefits of Using Rosemount™ 3051 Coplanar™ Transmitter

1. Improved Process Efficiency

   • Enhances productivity by delivering accurate, real-time pressure data.

2. Lower Total Cost of Ownership

   • Extended calibration intervals and minimal maintenance reduce lifecycle costs.

3. Flexible & Scalable Design

   • One device platform for multiple measurement types reduces inventory needs.

4. Enhanced Safety & Compliance

   • Suitable for hazardous environments with global safety approvals.

5. Digital Performance Insights

   • Provides diagnostics for predictive maintenance and process optimization.

Technical Specifications (Overview)

• Measurement Types: Differential, Gauge, Absolute

• Reference Accuracy: Up to 0.04%

• Stability: ±0.2% of URL for 10 years

• Output Options: 4–20 mA with HART®, WirelessHART®, FOUNDATION Fieldbus

• Pressure Ranges: Wide span options up to 2000 psi (137,89 bar)

• Certifications: SIL 2/3, ATEX, IECEx, CSA, FM, and more

Why Choose Rosemount 3051 Coplanar Transmitter?

The Rosemount 3051 Coplanar Pressure Transmitter is trusted worldwide for its performance, safety, and innovation. Whether you require differential pressure measurement for flow, level monitoring in tanks, or critical process safety compliance, this device ensures optimal process control. Its Coplanar design reduces complexity while maximizing measurement reliability across industries.

FAQs About Rosemount 3051 Coplanar Pressure Transmitter

Q1: What makes the Rosemount 3051 Coplanar different from other pressure transmitters?
The Coplanar design enables flexible connections for differential, gauge, and absolute measurements, reducing installation complexity and improving scalability.

Q2: Can the Rosemount 3051 be used for level measurement?
Yes. When paired with remote seals, it provides reliable liquid level monitoring in both pressurized and atmospheric tanks.

Q3: What communication protocols does the Rosemount 3051 support?
It supports HART®, FOUNDATION™ Fieldbus, and WirelessHART® for seamless digital integration.

Q4: Is the Rosemount 3051 Coplanar certified for safety-critical environments?
Yes. It has SIL 2/3 safety certification and multiple global hazardous area approvals.

Q5: How accurate is the Rosemount 3051 Coplanar Pressure Transmitter?
It offers up to 0.04% reference accuracy and long-term stability of ±0.2% over 10 years.