KJ2005X1-MQ1 (2) KJ2005X1-MQ1 (1) KJ2005X1-MQ1 (3) KJ2005X1-MQ1 (4)

The Emerson KJ2005X1-MQ1 Intelligent Field Transmitter is a high-performance device designed for precise pressure and flow measurement in critical industrial applications. Part of the Emerson Rosemount™ family, this transmitter offers exceptional accuracy, reliability, and diagnostic capabilities, ensuring that your systems operate at peak performance. Engineered for seamless integration with control systems like Emerson DeltaV™, HART®, and FOUNDATION™ fieldbus, the KJ2005X1-MQ1 is ideal for industries such as oil & gas, chemical processing, power generation, and water treatment. With advanced diagnostic features and support for a wide range of sensors, the KJ2005X1-MQ1 helps optimize processes, improve safety, and reduce maintenance costs.

Technical Specifications

Specification	Details
Model	Emerson KJ2005X1-MQ1
Module Type	Intelligent Field Transmitter
Measurement Range	0.01 to 5000 m³/h (Flow) or 0-15000 psi (Pressure)
Input Type	Differential Pressure, Flow, or Temperature Inputs
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	8.0" x 6.5" x 5.8" (203 mm x 165 mm x 148 mm)
Weight	4.0 lbs (1.81 kg)
Housing Material	Stainless Steel
Ingress Protection	IP66/IP67

Recommended Related Models

If you require additional features or specific sensor compatibility, the following related Emerson models may meet your needs:

Emerson KJ2004X1-MQ1 – A similar model optimized for multi-variable measurement with enhanced diagnostics for pressure, temperature, and flow measurement.
Emerson Rosemount 3051S – Multi-variable transmitter designed to measure flow, pressure, and temperature with superior accuracy and diagnostic features.
Emerson Rosemount 8700 – A magnetic flow meter ideal for non-intrusive, high-accuracy flow measurement in a variety of challenging environments.

Popular Emerson Models

Emerson continues to lead the field in industrial measurement and control with a range of highly reliable products. Some of the most popular models include:

Emerson Rosemount 3051 – Known for its flexibility and high precision in measuring flow, pressure, and level.
Emerson 1151 – A versatile transmitter designed for a range of temperature, pressure, and level measurements.
Emerson Rosemount 2088 – A cost-effective transmitter suitable for general-purpose flow and pressure measurements in diverse industrial environments.

Applications

The Emerson KJ2005X1-MQ1 is engineered to deliver accurate and reliable measurements across various industries:

Oil & Gas: Precise pressure and flow monitoring in pipelines, wellheads, and refineries ensures efficient fluid transport and safe operations.
Chemical Processing: Accurate flow and pressure measurement helps optimize chemical production, maintain safe operating conditions, and comply with regulatory standards.
Power Generation: This transmitter is used in turbines, cooling systems, and fuel flow lines to ensure energy efficiency and proper system control in power plants.
Water & Wastewater Treatment: Measurement of water flow and pressure is critical for optimizing treatment processes and ensuring compliance with environmental standards.
Food & Beverage: Essential for flow monitoring of liquids, gases, and ingredients in production lines, ensuring quality control and consistent product output.

Advantages

High Accuracy: The KJ2005X1-MQ1 provides ±0.05% of span accuracy, ensuring precise measurement for critical pressure and flow applications.
Advanced Diagnostics: Equipped with Smart Diagnostics capabilities, this transmitter helps identify potential problems before they impact operations, reducing maintenance costs and improving uptime.
Flexible Input Options: Supports a wide range of input sensors for pressure, flow, and temperature measurements, offering flexibility for complex applications.
Durable Construction: The transmitter features a stainless-steel housing and IP66/IP67 ingress protection, ensuring its reliability in harsh environments exposed to moisture, dust, and chemicals.
Versatile Communication: Compatible with multiple protocols, including HART®, FOUNDATION™ fieldbus, and Profibus PA, the KJ2005X1-MQ1 integrates easily with existing industrial control systems.

Technical FAQs

What is the flow measurement range of the KJ2005X1-MQ1?
The KJ2005X1-MQ1 supports a flow measurement range from 0.01 to 5000 m³/h, making it suitable for both low- and high-flow applications.
What pressure range can the KJ2005X1-MQ1 measure?
The KJ2005X1-MQ1 is capable of measuring pressures from 0 to 15,000 psi, making it suitable for high-pressure applications in industries like oil & gas and chemical processing.
Which communication protocols are supported by the KJ2005X1-MQ1?
This transmitter supports HART®, FOUNDATION™ fieldbus, and Profibus PA protocols, providing compatibility with various industrial control systems.
What is the accuracy of the KJ2005X1-MQ1?
The KJ2005X1-MQ1 delivers an accuracy of ±0.05% of span, ensuring precise measurements of flow, pressure, and temperature.
What is the temperature range for the KJ2005X1-MQ1?
The KJ2005X1-MQ1 operates in temperatures ranging from -40°C to 85°C (-40°F to 185°F), making it suitable for various industrial conditions.
What power supply does the KJ2005X1-MQ1 require?
The transmitter operates within a 12–42 VDC power supply range, providing flexibility for integration into different industrial systems.
Is the KJ2005X1-MQ1 suitable for hazardous environments?
Yes, with an IP66/IP67 rating and durable stainless-steel housing, the KJ2005X1-MQ1 is designed to withstand harsh, hazardous environments.
Can the KJ2005X1-MQ1 measure both flow and pressure?
Yes, the KJ2005X1-MQ1 supports multi-variable measurements including flow, pressure, and temperature, making it ideal for comprehensive process monitoring.
How is the KJ2005X1-MQ1 mounted?
The KJ2005X1-MQ1 can be mounted using pipe-mounting or panel-mounting techniques, providing flexibility in installation and setup.
What industries benefit the most from the KJ2005X1-MQ1?
The KJ2005X1-MQ1 is perfect for industries such as oil & gas, chemical processing, power generation, water treatment, and food & beverage, where accurate measurement of flow, pressure, and temperature is essential.