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3051GP3A

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Emerson 3051GP3A is a Rosemount 3051 gauge-pressure transmitter for monitoring industrial piping and equipment. Confirm the installed process interface before replacement.
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Technical specifications for 3051GP3A

  • Manufacturer:
    Emerson
  • Part Number:
    3051GP3A
  • Product Family:
    Rosemount
  • Product Type:
    Rosemount Gauge Pressure Transmitter
  • Stock:
    1
  • Measurement Reference:
    Gauge Pressure
  • Sensor Range:
    Range 3: -14.7 to +800 psi
  • Analog Output:
    4–20 mA with HART
  • Process Interface:
    traditional gauge-pressure process connection
  • Process-Port Thread:
    1/4-18 NPT on the transmitter flange
  • Flange-Adapter Connection:
    1/2-14 NPT Class 2 when official flange adapters are fitted
  • External Power Supply:
    10.5-42.4 Vdc at the transmitter terminals
  • HART Communication Load:
    250 ohms minimum
  • Permitted AC Noise:
    0.2 V peak-to-peak maximum for communication troubleshooting
  • Configuration Protocol:
    HART using a compatible Field Communicator or host
  • Configurable Range Values:
    Lower and upper range values can be reranged within the sensor limits
  • Transfer Function:
    Linear or square-root selection for the traditional 4-20 mA output
  • Damping:
    Software-configurable damping for the primary variable
  • Engineering Units:
    Pressure engineering units are configurable through the HART interface
  • Loop Test:
    Fixed analog-output loop test is available for commissioning
  • Analog Output Trim:
    Digital-to-analog output trim is supported
  • Zero Trim:
    Single-point zero offset trim is supported after final mounting
  • Sensor Trim:
    Two-point lower and upper sensor trim is supported
  • Factory Trim Recall:
    Factory sensor trim can be recalled on 4-20 mA output units
  • Write Protection:
    Security setting prevents changes to transmitter configuration
  • Multidrop Addressing:
    HART multidrop addressing follows the installed device revision and host configuration
  • Diagnostic Indication:
    Sensor, electronics, configuration, pressure-limit, temperature-limit, saturation, and loop-test conditions are reported
  • Installation Requirement:
    All four flange bolts must be installed and tightened before pressure is applied
  • Impulse-Piping Requirement:
    High- and low-side impulse legs must preserve correct routing, equal head, and process isolation
  • Tariff Code:
    Please confirm the destination before shipping.
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Applications Compatibility Integration Safety

Features:

  • The gauge-pressure sensing arrangement measures process pressure relative to the local atmospheric reference.
  • The reference vent must remain open and protected from contamination so ambient pressure can reach the sensing reference.
  • Mounting orientation should prevent moisture or sediment from collecting at the process and reference openings.
This entry represents a gauge-pressure transmitter with a traditional process connection, with the installed label controlling all option decisions.

The configured assembly supports gauge-pressure monitoring on industrial piping and equipment. The gauge sensor compares process pressure with atmosphere and supplies the loop variable to the host.

Confirm the process thread or adapter, wetted materials, atmospheric reference path, loop interface, enclosure, and approvals before disturbing the installed assembly. Confirm the installed traditional flange, range, housing, and approval marking from the nameplate.

Availability is subject to Apter Power inventory and sourcing confirmation.
Verified resources for Emerson Rosemount 3051GP3A: Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Monitors pump discharge or suction pressure where the process connection and material selection suit the fluid.
  • Measures utility-header pressure for plant control or equipment condition assessment.
  • Provides vessel or skid gauge-pressure feedback when the atmospheric reference remains unobstructed.
  • Mechanical compatibility is established by comparing process fitting, reference vent, loop interface, and approvals with the installed assembly.
  • Wetted materials and sealing components are checked against the process fluid and conditions.
  • The receiving channel must support the completed signal selection used for industrial gauge-pressure monitoring.
  • Mechanical mounting, process isolation, field wiring, and host configuration are commissioned as one assembly.
  • Piping support prevents external strain from being transferred into the transmitter connection.
  • Integration testing confirms a stable measurement for industrial gauge-pressure monitoring.
  • Process pressure is isolated and safely relieved before any pressure-containing joint is loosened.
  • Loop power is removed before terminal or electronics work begins.
  • Return to service follows a documented leak check for this gauge-pressure assembly.
Description
3051GP3A belongs to the Rosemount 3051 platform and is configured as a gauge-pressure transmitter with a traditional process connection. Procurement follows the completed order identity.

The device is assigned to gauge-pressure monitoring on industrial piping and equipment. It delivers the pressure variable to a compatible control, protection, or condition-monitoring system.

Do not approve an exchange until the process thread or adapter, wetted materials, atmospheric reference path, loop interface, enclosure, and approvals are checked. The installed label takes precedence over assumptions from appearance.
Alternative Names
3051GP3A 3051GP-3A 3051GP 3A Rosemount 3051GP3A Emerson 3051GP3A EMR 3051GP3A Emerson Rosemount 3051GP3A Rosemount 3051GP3A Gauge Pressure Transmitter
Technical notes
3051GP3A must be fully isolated and vented before removal; verify the Range 3 process connection and atmospheric reference path before startup.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
How should the atmospheric reference path be evaluated on 3051GP3A?
Ensure the reference opening is unobstructed, protected from contaminants, and exposed to a representative ambient pressure.
What control-input characteristic must accept the output from 3051GP3A?
Verify the receiving input, loop supply, grounding, signal action, and maintenance-tool support without assuming compatibility from connector style alone.
For what gauge-pressure service is 3051GP3A intended?
It fits gauge-pressure points on piping or equipment when the process connection, materials, pressure limits, and ambient reference are suitable.
How should quantity and destination be supplied for a 3051GP3A quotation?
State quantity, destination, required date, condition, process connection, and provide a clear photograph of the complete nameplate.
What mechanical checks precede replacement of 3051GP3A with a current transmitter?
Compare the thread or adapter, wetted parts, calibrated settings, enclosure, approval, and fail-state configuration before migration.
Which reference should be used to confirm loop-load requirements for 3051GP3A?
Use the applicable Rosemount 3051GP documentation plus the project loop drawing and the original calibration record.