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The Emerson KJ3002X1-BG1 Intelligent Field Transmitter is a cutting-edge solution designed for the precise and reliable measurement of pressure, flow, and level in a variety of challenging industrial applications. As part of the Rosemount™ series, the KJ3002X1-BG1 combines superior accuracy, multi-variable capabilities, and robust diagnostics, making it an ideal choice for industries such as oil & gas, chemical processing, power generation, and water treatment. This advanced transmitter offers flexible communication options, including HART®, FOUNDATION™ fieldbus, and Profibus PA, providing seamless integration with modern control systems like Emerson DeltaV™. Built to withstand harsh environments, the KJ3002X1-BG1 ensures long-lasting performance, enhancing process control, safety, and operational efficiency in even the most demanding conditions.

Technical Specifications

Specification	Details
Model	Emerson KJ3002X1-BG1
Module Type	Intelligent Field Transmitter
Measurement Range	0.01 to 5000 m³/h (Flow), 0–15,000 psi (Pressure), 0–100 meters (Level)
Input Type	Differential Pressure, Flow, Level
Communication Protocol	HART®, FOUNDATION™ fieldbus, Profibus PA
Output Signal	4–20 mA, Digital (HART)
Accuracy	±0.05% of Span
Temperature Range	-40°C to 85°C (-40°F to 185°F)
Power Supply	12–42 VDC
Dimensions	8.9" x 6.9" x 6.3" (226 mm x 175 mm x 160 mm)
Weight	5.4 lbs (2.45 kg)
Housing Material	Stainless Steel
Ingress Protection	IP66/IP67

Recommended Related Models

If you're looking for enhanced features or alternate configurations, the following Emerson models are also worth considering:

Emerson KJ3003X1-BG1 – A more advanced model offering dual-input support and expanded diagnostic features for even more complex applications.
Emerson Rosemount 3051 – A versatile multi-variable transmitter designed to handle pressure, flow, and temperature measurements with exceptional accuracy and reliability.
Emerson Rosemount 8700 – A magnetic flow meter offering accurate and non-intrusive flow measurements ideal for industries like chemical processing, food & beverage, and water treatment.

Popular Emerson Models

Emerson’s Rosemount™ series continues to lead the industry with a diverse range of precision measurement devices. Some of the most popular models include:

Emerson Rosemount 3051 – Renowned for its ability to handle multi-variable measurements with unparalleled accuracy and diagnostic capabilities.
Emerson Rosemount 2088 – A dependable transmitter for general-purpose pressure and flow measurements, ideal for basic process control needs.
Emerson 1151 – A durable and reliable transmitter, ideal for pressure, temperature, and level measurement across many industrial applications.

Applications

The Emerson KJ3002X1-BG1 is designed to meet the needs of industries where accurate measurement of multiple process variables is essential. Its applications include:

Oil & Gas: Critical for monitoring pressure, flow, and level in pipelines, wellheads, and refineries, ensuring safe and efficient operation of upstream and downstream processes.
Chemical Processing: Ensures reliable measurement in reactors, distillation columns, and other critical process equipment, maintaining optimal production efficiency and product quality.
Power Generation: Monitors flow and pressure in turbines, boilers, and cooling systems, optimizing performance and ensuring energy efficiency in power plants.
Water & Wastewater Treatment: Measures flow and level in water treatment plants, ensuring effective processing and regulatory compliance.
Food & Beverage: Provides accurate flow and level measurements in production lines, helping to maintain consistency and meet industry-specific health and safety standards.

Advantages

Multi-Variable Measurement: The KJ3002X1-BG1 can simultaneously measure pressure, flow, and level, enabling multi-variable control and optimized process performance in complex applications.
Precision and Accuracy: Offering ±0.05% of span accuracy, this transmitter delivers highly accurate readings, ensuring that even the most demanding processes are controlled with precision.
Advanced Diagnostics: The transmitter is equipped with Emerson Smart Diagnostics, which provides real-time feedback and alerts, allowing users to detect issues early and reduce the need for unplanned maintenance.
Durable Design: Built with stainless-steel housing and IP66/IP67 ingress protection, the KJ3002X1-BG1 is designed to withstand harsh industrial environments, offering reliability in even the most challenging conditions.
Wide Temperature Range: With an operating temperature range from -40°C to 85°C (-40°F to 185°F), this transmitter is suitable for use in a wide range of industrial applications.
Flexible Communication: The KJ3002X1-BG1 supports HART®, FOUNDATION™ fieldbus, and Profibus PA, enabling easy integration with a variety of control systems for streamlined data transmission and monitoring.

Technical FAQs

What is the measurement range of the KJ3002X1-BG1?
The KJ3002X1-BG1 can measure flow from 0.01 to 5000 m³/h, pressure up to 15,000 psi, and level from 0 to 100 meters.
Which input types are supported by the KJ3002X1-BG1?
This transmitter supports differential pressure, flow, and level inputs, providing a versatile solution for a variety of industrial applications.
What communication protocols are supported by the KJ3002X1-BG1?
The KJ3002X1-BG1 supports HART®, FOUNDATION™ fieldbus, and Profibus PA, offering flexibility in system integration and communication.
What is the accuracy of the KJ3002X1-BG1?
The KJ3002X1-BG1 offers ±0.05% of span accuracy, ensuring precise and reliable measurements for critical process control.
What is the operating temperature range of the KJ3002X1-BG1?
The KJ3002X1-BG1 operates within a temperature range of -40°C to 85°C (-40°F to 185°F), making it suitable for use in various environmental conditions.
What power supply does the KJ3002X1-BG1 require?
The KJ3002X1-BG1 requires a 12–42 VDC power supply, providing flexibility for integration with multiple industrial control systems.
Is the KJ3002X1-BG1 suitable for hazardous environments?
Yes, with IP66/IP67 ingress protection and a stainless-steel housing, the KJ3002X1-BG1 is built to withstand harsh conditions and is suitable for hazardous environments.
How is the KJ3002X1-BG1 mounted?
The KJ3002X1-BG1 can be installed using pipe-mounting or panel-mounting methods, providing flexibility for various applications.
Does the KJ3002X1-BG1 support multi-variable measurement?
Yes, the KJ3002X1-BG1 supports the simultaneous measurement of pressure, flow, and level, making it ideal for multi-variable control in complex processes.
Which industries benefit most from the KJ3002X1-BG1?
The KJ3002X1-BG1 is ideal for oil & gas, chemical processing, power generation, water treatment, and food & beverage industries, where precise and reliable measurement is critical to safety and efficiency.