Rosemount 3051CA Absolute Pressure Transmitter

1.General Description

The Rosemount 3051CA Absolute Pressure Transmitter is a high-quality device. It measures differential, absolute, or gauge pressure with great accuracy.

People know this device as the best in the industry. It provides stable and accurate measurements in many conditions. Engineers designed this transmitter to measure absolute, differential, and gauge pressures.

Great for important jobs. These include monitoring sea levels, measuring barometric pressure, and checking high pressures. This is useful in the oil and gas, chemical, and water treatment industries.

It uses advanced pressure sensors and digital technology. These tools convert process data into an electrical signal. This allows for easy integration with control systems and other measuring devices.

2.Technical Specifications

l Pressure Ranges:

l Range 1: 750 psia (51.7 bar)

l Range 2: 1500 psia (103.4 bar)

l Range 3: 1600 psia (110.3 bar)

l Range 4: 6000 psia (413.7 bar)

l Accuracy:

l Standard: ±0.065% of span

l Optional High Accuracy: ±0.04% of span

l Output Signal:

l 4–20 mA with HART® Protocol

l User-selectable voltage output options for digital pressure applications

l Power Supply:

l Low Power: Operates on 6–12 V dc

l Overpressure Limits:

l Up to the maximum range specified for each model

3.Features

l Advanced Diagnostics: Provides real-time data on how pressure is measured, with alerts for calibration or maintenance.

l Flexible Installation Options: Suitable for multiple units of measurement and mounting configurations.

l Durable Design: Handles both positive and negative ranges, offering long-term reliability under high pressures.

l Intuitive Interface: Allows users to toggle the table of contents, configure absolute pressure measurement, and monitor pressure relative to atmospheric pressure.

4.Rosemount 3051CA Applications

The Rosemount 3051CA Absolute Pressure Transmitter is widely applied in industries requiring measuring pressure with high accuracy and flexibility:

l Oil and gas exploration and production, including absolute pressure measurement and pressure ranging at sea level

l Chemical manufacturing processes requiring stable digital pressure outputs

l Water and wastewater treatment facilities where pressure relative to atmospheric is essential

l Food and beverage processing with precise types of pressure monitoring

5.Rosemount 3051CA Installation Procedure (Step by Step)

Preparation:

 Gather tools and ensure the installation site is clean. Verify all measuring devices are compatible.

Mounting:

 Align and secure the transmitter with the process connection.

Wiring:

 Connect wiring to control systems, ensuring proper grounding for pressure transducers and sensors.

Calibration:

 Use the LOI to configure settings for absolute, differential, and gauge pressures or pressure relative to atmospheric pressure.

Testing:

 Power on the system, check pressure sensors, and validate accurate measurement.

Final Inspection:

 Verify performance in different types of pressure ranges and record units of measurement.

6.Rosemount 3051CA Related Part Numbers

l 3051CA1 – Absolute Pressure Transmitter, Range: 750 psia

l 3051CA2 – Absolute Pressure Transmitter, Range: 1500 psia

l 3051CA3 – Absolute Pressure Transmitter, Range: 1600 psia

l 3051CA4 – Absolute Pressure Transmitter, Range: 6000 psia

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