KJ4002X1-BF2 12P3866X012 - 2 KJ4002X1-BF2 12P3866X012 - 1 KJ4002X1-BF2 12P3866X012 - 4 KJ4002X1-BF2 12P3866X012 - 3

The Emerson KJ4002X1-BF2 Intelligent Field Transmitter is engineered for precision and reliability in a wide range of industrial applications. Utilizing Emerson's Rosemount™ technology, this transmitter is specifically designed to provide accurate measurements for pressure, flow, and level, with capabilities to monitor critical processes in demanding environments. Whether you are in oil & gas, chemical processing, power generation, or water treatment, the KJ4002X1-BF2 offers exceptional performance for process optimization and real-time monitoring. Its robust construction, multi-variable measurement, advanced diagnostics, and flexible communication options make it a perfect solution for industries that require continuous process control, low maintenance, and high operational efficiency.

Technical Specifications

Specification	Details
Model	Emerson KJ4002X1-BF2
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	9.6" x 7.4" x 6.9" (244 mm x 188 mm x 175 mm)
Weight	3.00 kg (6.61 lbs)
Housing Material	Stainless Steel
Ingress Protection	IP66/IP67

Recommended Related Models

For advanced process measurement or alternative configurations, consider the following Emerson models:

Emerson KJ4003X1-BF2 – A more advanced transmitter designed for complex multi-variable measurements, perfect for applications needing enhanced diagnostics and tighter control.
Emerson Rosemount 3051 – A versatile multi-variable transmitter widely used across industries for high-accuracy pressure, flow, and temperature measurements.
Emerson Rosemount 8700 – Ideal for non-intrusive flow measurement applications with high accuracy, designed to minimize maintenance and optimize uptime.

Popular Emerson Models

The Rosemount™ series by Emerson provides a variety of robust and high-performance transmitters suited for various industrial applications:

Emerson Rosemount 3051 – Known for its precision and flexibility, this multi-variable transmitter is perfect for industries requiring reliable pressure, flow, and temperature measurements.
Emerson Rosemount 2088 – A general-purpose transmitter suitable for pressure and flow measurement in a wide range of industrial environments.
Emerson 1151 – A trusted transmitter for accurate pressure, level, and temperature measurement, designed to perform well in demanding industrial environments.

Applications

The Emerson KJ4002X1-BF2 is designed to meet the needs of a broad range of industries that require high-precision measurements:

Oil & Gas: Provides reliable and accurate pressure, flow, and level measurements for pipeline monitoring, refineries, and offshore platforms, ensuring safe and efficient operations.
Chemical Processing: Ideal for chemical reactors, distillation columns, and storage tanks, helping optimize production, enhance safety, and reduce operational costs.
Power Generation: Essential for measuring flow and pressure in boilers, turbines, and cooling systems, helping to improve system efficiency and minimize downtime.
Water & Wastewater Treatment: Perfect for monitoring flow and level in treatment plants, ensuring compliance with environmental standards and maintaining water quality.
Food & Beverage: Ideal for flow and level measurement in production lines, ensuring product consistency, regulatory compliance, and efficient production processes.

Advantages

Multi-Variable Measurement: The KJ4002X1-BF2 allows for simultaneous measurement of pressure, flow, and level, offering an all-in-one solution for industries with complex process requirements.
High Accuracy: With ±0.05% of span accuracy, the KJ4002X1-BF2 provides highly precise measurements that are critical for optimizing process performance and minimizing errors.
Advanced Diagnostics: Equipped with Emerson Smart Diagnostics, this transmitter enables real-time system performance monitoring, allowing for predictive maintenance and reducing unplanned downtime.
Durable Construction: The stainless-steel housing and IP66/IP67 ingress protection ensure that the KJ4002X1-BF2 operates reliably in harsh and hazardous environments, reducing the need for maintenance and enhancing operational efficiency.
Wide Operating Temperature Range: Operating from -40°C to 85°C (-40°F to 185°F), this transmitter is designed to withstand extreme temperatures, making it ideal for both hot and cold environments.
Flexible Communication: Supports HART®, FOUNDATION™ fieldbus, and Profibus PA protocols, providing seamless integration into modern industrial control systems for enhanced flexibility and control.

Technical FAQs

What is the measurement range of the KJ4002X1-BF2?
The KJ4002X1-BF2 can measure flow from 0.01 to 5000 m³/h, pressure up to 15,000 psi, and level from 0 to 100 meters.
What communication protocols are supported by the KJ4002X1-BF2?
This model supports HART®, FOUNDATION™ fieldbus, and Profibus PA, making it compatible with modern industrial control systems.
What is the accuracy of the KJ4002X1-BF2?
The KJ4002X1-BF2 provides ±0.05% of span accuracy, ensuring highly accurate and reliable measurements.
What temperature range does the KJ4002X1-BF2 support?
The transmitter operates in a wide temperature range of -40°C to 85°C (-40°F to 185°F), making it suitable for diverse and extreme environmental conditions.
What power supply does the KJ4002X1-BF2 require?
The KJ4002X1-BF2 operates on a 12–42 VDC power supply, offering versatility for a wide range of industrial systems.
Is the KJ4002X1-BF2 suitable for hazardous environments?
Yes, the KJ4002X1-BF2 is built to withstand harsh environments, with IP66/IP67 ingress protection and durable stainless-steel housing.
How is the KJ4002X1-BF2 installed?
The transmitter can be installed using either pipe-mounting or panel-mounting, providing flexibility for various installation needs.
Does the KJ4002X1-BF2 support multi-variable measurement?
Yes, the KJ4002X1-BF2 supports simultaneous measurement of pressure, flow, and level, making it an ideal choice for industries requiring integrated measurement capabilities.
Which industries benefit from the KJ4002X1-BF2?
The KJ4002X1-BF2 is particularly beneficial for industries like oil & gas, chemical processing, power generation, water treatment, and food & beverage.
What is the weight of the KJ4002X1-BF2?
The KJ4002X1-BF2 weighs approximately 3.00 kg (6.61 lbs), making it easy to handle and install in industrial settings.