Rosemount 3051CG Gauge Pressure Transmitter






1. General Description
The Rosemount 3051CG, also called the Rosemount 3051 Pressure Transmitter, is a high-performance device. Engineers design it for accurate and stable measurement in tough industrial settings.
People commonly use the device as a Rosemount 3051CG pressure transmitter. People also use it as a Rosemount 3051CD Differential Pressure Transmitter. Additionally, it serves as a general Rosemount 3051 transmitter for various pressure applications.
It measures absolute, differential, and gauge pressures, making it suitable for process control, flow monitoring, and level applications. The transmitter also automatically and continuously performs self-diagnostic routines, ensuring long-term reliability and reduced maintenance.
Engineers use the 3051 series to measure different types of pressure. This includes differential, absolute, and gage pressure. Popular in oil and gas, chemical, and power industries. Its strong design and great performance make it a top choice.
2. Technical Specifications of rosemount 3051cg transmitter
l Pressure Ranges:
l Range 0: 750 psi (51.7 bar)
l Range 1: 2000 psig (137.9 bar)
l Ranges 2–5: Up to 4500 psig (310.3 bar)
l Accuracy: Reference ±0.065% of span
l Output Options: Three-wire 1–5 V DC or 0.8–3.2 V DC, user-selectable
l Power Supply: 6–12 V DC, ~3.0 mA consumption
l Overpressure Limits: Up to 4500 psig, depending on range
l Environmental Ratings: Operates reliably in harsh process conditions
3. emerson rosemount 3051cg Features
l User-Friendly Interface – Optional graphical LCD for easy access to real-time process data.
l Wide Output Options – Supports HART protocol and advanced diagnostics.
l Durable Construction – Built with corrosion-resistant materials suitable for aggressive process environments.
l High Accuracy – Ideal for absolute, differential, and gauge pressure measurements as part of the Rosemount 3051 family.
l Integrated Diagnostics – Automatically and continuously performs self-diagnostic routines to ensure device health.
4. rosemount model 3051cg Applications
l Process Control: Used throughout oil and gas, chemical processing, power generation, and water treatment industries.
l Level Measurement: Functions effectively as a Rosemount 3051 level transmitter in tanks and vessels.
l Flow Measurement: Integrates with primary flow elements for differential, absolute, or gauge pressure-based flow calculations.
5. Installation Procedure (Step by Step)
l Preparation: Gather tools, mounting hardware, and verify process specifications.
l Mounting: Position the device for optimal measurement of liquid or gas pressure.
l Process Connections: Install manifolds, flanges, or fittings securely and leak-free.
l Wiring: Connect the Emerson transmitter wiring per the system diagram, ensuring proper grounding.
l Powering Up: Apply power and check functionality using the display or HART communicator.
l Final Checks: Inspect all connections, seals, and verify advanced diagnostics status.
6. Related Part Numbers
l Rosemount 3051C
l Rosemount 3051CD
l Rosemount 3051H
Rosemount 3051CD Differential Pressure Transmitter
Rosemount 2051C Coplanar Pressure Transmitter
Rosemount 2051CG Pressure Transmitter
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