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The Emerson KJ2002X1-BA1 Intelligent Field Transmitter is a high-performance instrument designed to provide precise and reliable flow measurement in critical industrial applications. As part of Emerson's industry-leading Rosemount™ series, this transmitter is equipped with advanced diagnostics, digital communication capabilities, and a rugged design, ensuring seamless integration with control systems such as Emerson DeltaV™. With its high accuracy, flexible mounting options, and compatibility with various flow sensors, the KJ2002X1-BA1 is an ideal choice for applications in industries like oil & gas, chemical processing, power generation, and water treatment. Whether you’re optimizing production or maintaining strict compliance with regulatory standards, this transmitter offers the performance and reliability needed for optimal flow measurement.

Technical Specifications

Specification	Details
Model	Emerson KJ2002X1-BA1
Module Type	Intelligent Field Transmitter
Measurement Range	0.03 to 1000 m³/h (Flow)
Input Type	Differential Pressure, Velocity, or Magnetic Flow Inputs
Communication Protocol	HART®, FOUNDATION™ fieldbus, Profibus PA
Output Signal	4–20 mA, Digital (HART)
Accuracy	±0.075% of Span
Temperature Range	-40°C to 85°C (-40°F to 185°F)
Power Supply	12–42 VDC
Dimensions	7.5" x 6.0" x 5.3" (191 mm x 152 mm x 135 mm)
Weight	3.2 lbs (1.45 kg)
Housing Material	Stainless Steel
Ingress Protection	IP66/IP67

Recommended Related Models

For applications that require additional features or advanced configurations, consider these related Emerson models:

Emerson KJ2002X1-BA2 – Offers dual-input capabilities and enhanced communication protocols for more complex systems.
Emerson Rosemount 3051 – A versatile transmitter for flow, pressure, and level measurement with robust diagnostics.
Emerson 3051S – Designed for differential pressure flow measurement with enhanced accuracy and digital communication.

Popular Emerson Models

Emerson’s Rosemount™ line is renowned for its precision and reliability in various industrial sectors. Popular models include:

Emerson Rosemount 3051 – The industry standard for pressure, flow, and level measurement across a broad range of applications.
Emerson Rosemount 3051S – A high-performance transmitter offering multi-variable measurement capabilities for complex applications.
Emerson Rosemount 2088 – A cost-effective solution for general-purpose applications that require standard flow and pressure measurements.

Applications

The Emerson KJ2002X1-BA1 is ideal for use in a wide range of industries that require precise flow measurement:

Oil & Gas: Monitor flow rates in pipelines, pumps, and processing units to ensure efficient transportation and processing of fluids.
Chemical Processing: Maintain accurate flow control in reactors, mixers, and distillation columns to ensure consistent chemical production and safety.
Water & Wastewater Treatment: Accurately measure water and wastewater flow in treatment plants to optimize operations and meet environmental regulations.
Power Generation: Monitor fuel and cooling water flow in power plants to improve energy efficiency and system performance.
Food & Beverage: Ensure consistent flow of liquids and gases in production lines, ensuring product quality and compliance with food safety standards.

Advantages

High-Accuracy Flow Measurement: With an accuracy of ±0.075% of span, the KJ2002X1-BA1 ensures precise and reliable flow measurement, critical for maintaining process control.
Advanced Diagnostics: The transmitter offers enhanced diagnostics, allowing for proactive maintenance and early detection of potential issues to minimize downtime.
Flexible Integration: Supports HART®, FOUNDATION™ fieldbus, and Profibus PA communication protocols, enabling easy integration with a wide range of control systems.
Durable and Robust Design: Built with stainless steel and rated for IP66/IP67 protection, the KJ2002X1-BA1 is designed to withstand harsh industrial conditions, including exposure to moisture, dust, and chemicals.
Versatile Power Supply: The transmitter operates on a wide power supply range (12–42 VDC), making it compatible with various industrial systems.

Technical FAQs

What is the measurement range for the Emerson KJ2002X1-BA1?
The KJ2002X1-BA1 offers a flow measurement range from 0.03 to 1000 m³/h, making it suitable for both low- and high-flow applications.
What types of inputs does the KJ2002X1-BA1 support?
It supports differential pressure, velocity, or magnetic flow inputs, offering flexibility for a wide range of flow measurement applications.
Which communication protocols are supported by the KJ2002X1-BA1?
The transmitter supports HART®, FOUNDATION™ fieldbus, and Profibus PA, allowing seamless integration with most control systems.
What is the accuracy of the KJ2002X1-BA1?
The KJ2002X1-BA1 provides an accuracy of ±0.075% of span, ensuring high-precision flow measurements.
What is the operating temperature range for the KJ2002X1-BA1?
The transmitter can operate in temperatures ranging from -40°C to 85°C (-40°F to 185°F), suitable for both extreme hot and cold environments.
What is the power supply requirement for this transmitter?
The KJ2002X1-BA1 operates on a 12–42 VDC power supply, making it compatible with a wide range of industrial control systems.
Is the KJ2002X1-BA1 suitable for use in hazardous environments?
Yes, it is built with a stainless-steel housing and is rated IP66/IP67, ensuring it can withstand dust, moisture, and harsh chemicals typically found in industrial environments.
How is the KJ2002X1-BA1 mounted?
The transmitter can be mounted using standard pipe-mounting or panel-mounting techniques, offering flexibility for installation in various setups.
Can the KJ2002X1-BA1 be used in high-pressure applications?
Yes, the KJ2002X1-BA1 is designed to handle a wide range of flow applications, including those with high-pressure conditions.
What industries benefit most from using the KJ2002X1-BA1?
The KJ2002X1-BA1 is ideal for industries such as oil & gas, chemical processing, power generation, food & beverage, and water treatment, where precision flow measurement and system integration are critical for process optimization.