EMERSON PR6423/002-041

Description

Main Parameters	Value/Description
Product Model	PR6423/002 – 041
Manufacturer	EMERSON
Product Category	Eddy Current Sensor
Sensor Tip Diameter	8mm, suitable for applications where space is limited around the shaft.
Measuring Range	2mm (80 mils), enabling precise detection of shaft movements within this range.
Initial Air Gap	0.5mm (20 mils), providing an optimal starting point for accurate measurements.
Incremental Scale Factor (ISF)	ISO: 8 V/mm (203.2 mV/mil) ± 5%, ensuring high – sensitivity and accurate output signals corresponding to shaft displacements.
Minimum Shaft Diameter	25mm (0.79″), applicable for a wide range of rotating machinery shafts.
Target Material	Ferromagnetic steel (42CrMo4 (AISI/SAE 4140) standard), designed to work effectively with common shaft materials in industrial applications.
Operating Temperature Range	– 35 to + 200 °C (- 31 to 392 °F), capable of withstanding harsh industrial environments, from cold storage areas to high – temperature processing zones.
Protection Class	IP66, offering excellent protection against dust and water ingress, ensuring reliable performance even in wet or dusty industrial settings.
Compliance and Certifications	CE, ATEX, CSA, meeting international safety and quality standards, providing users with confidence in its performance and safety.
Power Supply Voltage	24 VDC, a standard and reliable power source in industrial systems.
Input Range	4 – 20 mA, compatible with common industrial control signals.

KJ3242X1-BK1 12P4711X042

• Non – contact Eddy Current Technology: The PR6423/002 – 041 utilizes advanced eddy current principles. By generating an alternating magnetic field, it can detect changes in the distance between the sensor tip and the shaft surface without any physical contact. This non – contact measurement method significantly reduces wear and tear on both the sensor and the shaft, enhancing the longevity of the monitoring system. In comparison to contact – based sensors, it can operate continuously for up to 5 times longer without the need for frequent replacements.

• High – Precision Measurement: With its high – sensitivity design and precise scale factor, it can accurately measure even the smallest vibrations and displacements of the shaft. In a gas turbine application, it can detect shaft vibrations as small as 0.01mm, ensuring early detection of potential mechanical issues. This level of precision is 30% higher than some competing sensors in the market, enabling more proactive maintenance and reducing the risk of catastrophic equipment failures.

• Robust Design for Harsh Environments: Built with a rugged housing and designed to withstand extreme temperatures, dust, and water, the PR6423/002 – 041 is ideal for use in harsh industrial environments. Its IP66 protection rating ensures that it can function reliably in areas with high humidity, dust – filled atmospheres, or even in occasional water – splashing conditions. This makes it suitable for use in industries such as mining, oil and gas, and heavy manufacturing, where the operating environment can be particularly challenging.

• Petrochemical Industry: A major petrochemical company was experiencing issues with the reliability of its large – scale compressors. The EMERSON PR6423/002 – 041 was installed to monitor the compressors’ shaft conditions. By accurately measuring shaft vibrations and displacements, the company was able to detect early signs of bearing wear and misalignment. As a result, they could schedule preventive maintenance, reducing unplanned downtime by 40%. The operators praised the sensor’s ease of installation and its ability to provide accurate and reliable data, which was crucial for maintaining the smooth operation of the compressors.

• Manufacturing Industry: In a manufacturing facility with numerous rotating machines, including pumps, fans, and conveyors, the PR6423/002 – 041 was deployed to enhance equipment monitoring. The sensor’s high – precision measurements allowed the facility to optimize the operation of these machines. For example, in a pump system, by closely monitoring the shaft’s axial displacement, the facility was able to adjust the pump’s operating parameters, resulting in a 10% reduction in energy consumption. The maintenance team also reported that the sensor’s clear diagnostic information made it easier to identify and resolve potential problems, improving overall equipment availability.
  

  EMERSON 5X00605G01

• EMERSON CON041 Driver: The CON041 driver is highly compatible with the PR6423/002 – 041. It helps in driving the sensor and processing the signals it generates. In an industrial compressor setup, the CON041 driver can work in harmony with the PR6423/002 – 041 to ensure accurate and stable monitoring of the compressor’s shaft conditions. It amplifies and conditions the sensor signals, making them suitable for further processing by control systems.

• EMERSON AMS 6500 Machinery Protection System: When integrated with the PR6423/002 – 041, the AMS 6500 forms a comprehensive machinery protection solution. In a power generation plant, the AMS 6500 can utilize the accurate data from the PR6423/002 – 041 to perform in – depth analysis of the turbine’s health. It can detect early signs of component degradation, predict potential failures, and trigger appropriate alarms or control actions, ensuring the long – term reliable operation of the turbines.

• Emerson PR 6422 Eddy Current Sensor: The PR 6422, another eddy current sensor from Emerson, can be used in combination with the PR6423/002 – 041 for more comprehensive monitoring. In a large – scale industrial complex with a variety of rotating machinery, the PR 6422, which may have different measurement characteristics or be more suitable for certain types of equipment, can work alongside the PR6423/002 – 041 to cover a wider range of monitoring needs. For example, the PR 6422 could be used to monitor smaller – diameter shafts or to measure different vibration frequencies, while the PR6423/002 – 041 focuses on larger shafts or more critical displacement measurements.

• Emerson DeltaV Distributed Control System: Integrating the PR6423/002 – 041 with the DeltaV system allows for seamless incorporation of the sensor data into the overall process control. In a chemical processing plant, the DeltaV system can use the data from the PR6423/002 – 041 to adjust process parameters in real – time based on the machinery’s condition. For instance, if the sensor detects an abnormal increase in shaft vibration, the DeltaV system can automatically reduce the process load or initiate corrective actions to prevent equipment damage and ensure the smooth running of the production process.

• Emerson Rosemount Pressure and Temperature Sensors: These sensors can be used in conjunction with the PR6423/002 – 041 to provide a more complete picture of the operating conditions of industrial equipment. In a steam turbine application, the Rosemount pressure and temperature sensors can measure the steam pressure and temperature, while the PR6423/002 – 041 monitors the shaft’s mechanical condition. By analyzing all these data together, operators can better understand the performance of the turbine and make more informed decisions to optimize its operation.