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Emerson Rosemount 3051S

Emerson Rosemount 3051S Specification

Features
Reference Accuracy up to 0.025%, Advanced Diagnostics, Local Operator Interface, WirelessHART option, Scalable measuring ranges

Working Temperature
-40C to +121C (-40F to +250F)

Inlet/Outlet
Process Connections: 1/2-14 NPT, G1/2, M20 x 1.5, others available

Flow Rate
Dependent on application (for flow measurement via differential pressure, not a direct device parameter)

Mounting Type
Direct or remote mounting; manifold mounting supported

Theory
Differential Pressure Measurement using Capacitive Sensor Technology

Control System
Compatible with HART, FOUNDATION Fieldbus, and Profibus PA communication protocols

Voltage
Not Applicable (loop-powered device)

Material
316L SST, Hastelloy, Monel, Tantalum, others depending on configuration

Structure
2-wire smart transmitter with local display and digital communication protocols

Power
10.5 to 55 VDC supply voltage

Standard
Compliance with NAMUR NE43, IEC 61508 (SIL), ATEX, CSA, FM

Pressure
Measuring Ranges: Up to 4000 psi (276 bar) depending on variant; Max Working Pressure: 4000 psi (276 bar)

Usage
Pressure, Differential Pressure, and Flow Measurement in industrial automation and process control

Application
Oil & Gas, Chemical, Power, Pulp & Paper, Water & Wastewater, Food & Beverage industries

Seals Type
Variety available, including Teflon, Buna-N, EPDM, Viton, Kalrez

Turn Down Ratio
100:1

Process Connection Centre Distance
54 mm to 57 mm

Explosion Proof Certification
ATEX, FM, CSA, IECEx

Zero and Span Adjustment
Local zero and span adjustments with push buttons

Weight
Approximately 5 kg (depends on configuration)

Display
Optional large local LCD display

Ambient Temperature Range
-40C to +85C (-40F to +185F)

Enclosure Rating
IP66/67, NEMA 4X, CSA and ATEX certified for hazardous locations

Output Signal
4-20 mA with digital HART, FOUNDATION Fieldbus, Profibus PA

Response Time
90 ms (typical, depending on configuration)

Process Wetted Parts
316L Stainless Steel, Hastelloy C-276, Monel, Tantalum (per order)

Stability
0.1% of URL for 10 years

Emerson Rosemount 3051S Trade Information

Minimum Order Quantity
1 Unit

Delivery Time
1 Week

About Emerson Rosemount 3051S

The Rosemount 3051S Wireless MultiVariable Transmitter features multivariable measurement capabilities paired with WirelessHART technology, offering a no-equal, cost-efficient solution. This wireless transmitter provides measurements for differential and static pressure with >99% data reliability. Capable of standardizing on a single model number, this device is a cost-effective device that reduces pipe penetrations, impulse piping and connection systems.

Specification

Warranty: Up to 15-year limited warranty

Rangedown: Up to 200:1

Communication Protocol: WirelessHART

Output: Differential pressure, static pressure, module temperature, scaled variable

Measurement Range: Up to 2000 psi (138 bar) differential, Up to 6092 psi (420 bar) static

Process Wetted Material: 316L SST, Alloy C-276, Tantalum, Gold-plated 316L SST

Diagnostics: Basic Diagnostics

Certifications/Approvals: NSF, NACE, hazardous location, see full specs for complete list of certifications

Update Rate: 1 sec. to 60 min., user selectable

Power Module Life: Up to 10-year life, field replaceable (order separately)

Wireless Range: Long range (225 m), extended range (800 m), remote (225 m) and high-gain remote (1 km)

Precision and Flexibility

The Rosemount 3051S ensures accurate measurement with reference accuracy up to 0.025% and long-term stability of 0.1% of URL for 10 years. Its wide range of output protocols and materials allows seamless integration into diverse process automation systems, catering to evolving industry needs.

Rugged and Reliable Design

With enclosure ratings of IP66/IP67 and NEMA 4X, and construction from high-grade materials, the 3051S endures harsh environments and meets stringent safety standards (ATEX, CSA, FM). Its design includes advanced diagnostics and wired or WirelessHART communication, providing reliable, real-time information.

User-Friendly Operation and Versatile Application

Local operator interface with push-button zero/span adjustment and an optional large LCD display enables straightforward setup and calibration. The Rosemount 3051S is widely used for pressure, differential pressure, and flow measurements in the Oil & Gas, Chemical, Water & Wastewater, and multiple other industries.

FAQ's of Emerson Rosemount 3051S:

Q: How does the Emerson Rosemount 3051S measure pressure and flow in process applications?

A: The Rosemount 3051S uses advanced capacitive sensor technology to measure differential, gauge, or absolute pressure. For flow measurement applications, it calculates flow by determining the differential pressure across a primary element; this method is widely used in process automation and control.

Q: What are the benefits of using the 3051S in harsh or hazardous environments?

A: With enclosure ratings of IP66/IP67, NEMA 4X, and certifications such as ATEX, FM, CSA, and IECEx, the 3051S ensures reliable operation in extreme or hazardous locations. Its robust construction from 316L Stainless Steel, Hastelloy, Monel, or Tantalum further enhances chemical resistance and durability.

Q: When and where should I consider installing the Rosemount 3051S transmitter?

A: The 3051S is ideal for installations requiring accurate and stable pressure, differential pressure, or flow measurements-such as oil & gas refineries, chemical plants, water treatment facilities, and power generation. It can be mounted directly, remotely, or through a manifold, providing installation flexibility.

Q: What process conditions can the Rosemount 3051S accommodate?

A: This transmitter can operate in ambient temperatures from -40C to +85C and process temperatures up to +121C. It handles measuring ranges up to 4000 psi (276 bar) and supports a variety of process connections, wetted materials, and seals to suit specific process requirements.

Q: How does local zero and span adjustment work on the 3051S?

A: The transmitter offers local zero and span adjustment using integrated push buttons. This allows operators to quickly calibrate the device on-site without needing additional tools, streamlining commissioning and reducing downtime.

Q: Which communication protocols are supported by the 3051S, and what is the benefit?

A: The Rosemount 3051S supports 4-20 mA with HART, FOUNDATION Fieldbus, and Profibus PA protocols. This ensures compatibility with most modern control systems and provides advanced diagnostic and configuration capabilities for process optimization.

Q: What industries benefit most from using the Rosemount 3051S and how?

A: Industries such as Oil & Gas, Chemical, Power, Pulp & Paper, Water & Wastewater, and Food & Beverage benefit from the 3051S due to its accuracy, flexibility, and reliability. It enhances process control, safety, and operational efficiency across a wide spectrum of demanding applications.