Bently Nevada 128229-01 Vibration Measurement System

Description

Product Description​​

The​​Bently Nevada 128229-01​​is a high-precision proximity transducer system designed for accurate measurement of shaft relative vibration and position in critical rotating machinery.This complete system provides reliable monitoring for equipment protection in demanding industrial environments.Engineered for durability and performance,it delivers essential data for predictive maintenance and machinery health assessment.

Measurement:Shaft Vibration/Position

System:Probe,Cable,Proximitor

Output:-1V to-18V DC

Frequency:0 to 10,000 Hz

Operating Temp:-40°C to+150°C

​​Technical Specifications​​

Parameter

Specification

​​Product Model​​

128229-01

​​Manufacturer​​

Bently Nevada(Baker Hughes)

​​Product Type​​

Proximity Transducer System

​​Measurement​​

Shaft Relative Vibration,Position

​​Linear Range​​

0-80 mils(0-2.0 mm)

​​Sensitivity​​

200 mV/mil(7.87 V/mm)

​​Frequency Response​​

0 to 10,000 Hz

​​Output Signal​​

-1V to-18V DC

​​Power Supply​​

-24 VDC

​​Probe Operating Temp​​

-40°C to+150°C

​​Cable Length​​

5m or 9m standard

​​Target Material​​

Carbon steel or other conductive materials

​​Housing Material​​

316 Stainless Steel

​​Certifications​​

ATEX,IECEx,CSA

​​Application Scenarios​​

In a large gas turbine compressor installation,the​​Bently Nevada 128229-01​​proximity transducer system demonstrated critical performance by detecting early-stage shaft misalignment during startup sequences.The system’s high-frequency response capability captured vibration signatures that indicated developing bearing wear,allowing maintenance teams to schedule repairs during a planned outage.This proactive approach prevented catastrophic failure and saved an estimated$1.5 million in potential repair costs and production losses.

The​​128229-01​​effectively addressed complex machinery monitoring challenges in harsh environments,particularly maintaining signal integrity in electrically noisy areas and providing reliable measurements despite temperature variations and mechanical vibration.

​​Technical Principles and Innovative Values​​

Innovation Point 1:Eddy Current Sensing Technology-The​​Bently Nevada 128229-01​​utilizes advanced eddy current principles where the probe generates a high-frequency electromagnetic field.Changes in the distance between the probe tip and the conductive shaft surface alter the field strength,which is precisely converted into a voltage signal proportional to displacement.

Innovation Point 2:Integrated System Calibration-The complete system(probe,cable,and proximitor)is factory-calibrated as a unit,ensuring optimal performance and eliminating the need for field calibration.This approach reduces installation time and potential errors while maintaining measurement accuracy.

Innovation Point 3:Environmental Robustness-The hermetically sealed probe construction provides exceptional protection against moisture,oil,and other contaminants commonly found in industrial environments,ensuring long-term reliability and stable performance.

​​Application Cases and Industry Value​​

A petrochemical refinery implemented​​Bently Nevada 128229-01​​systems across their critical compressor trains,achieving a 35%reduction in unplanned downtime through early detection of rotor instability.The systems’accurate vibration data enabled condition-based maintenance strategies,extending mean time between repairs by 30%while maintaining safety margins.The project achieved ROI within 18 months through reduced maintenance costs and improved equipment availability.

In a power generation application,the​​128229-01​​units provided reliable monitoring for steam turbine bearings.The robust construction withstood high-temperature environments while the high-frequency response detected early-stage blade passing problems,preventing failure during peak demand periods and ensuring grid reliability.

​​Related Product Combination Solutions​​

​​3300 XL​​-Monitoring system

​​3500/42M​​-Proximitor Transducer

​​Velocity transducers​​-Complementary sensors

​​Mounting kits​​-Installation accessories

​​Signal conditioners​​-Additional processing

​​Monitoring software​​-Analysis tools

​​Extension cables​​-System components

​​Installation,Maintenance,and Full-Cycle Support​​

Installation Preparation:Verify target material conductivity and ensure proper mounting location.Use appropriate gap setting tools and follow torque specifications.Route cables away from high-voltage sources to prevent electrical interference.

Maintenance Protocol:Perform quarterly system checks including gap voltage measurement and cable integrity inspection.Conduct annual calibration verification using reference equipment.Maintain comprehensive records of all maintenance activities.

Technical Support Commitment:We provide comprehensive installation guidance,configuration assistance,and troubleshooting services.Our condition monitoring specialists offer expert advice for optimal system performance and reliability.

​​Product Assurance​​

We guarantee genuine​​Bently Nevada 128229-01​​proximity transducer systems with full quality assurance.Each unit undergoes rigorous testing to ensure compliance with published specifications.Our inventory management system ensures prompt availability for both project requirements and emergency replacements.

Contact us for professional assistance with your machinery protection needs.Our technical team can provide customized solutions for your specific application requirements.

We maintain direct relationships with manufacturers to ensure authentic products and technical support.Our commitment includes comprehensive after-sales support and lifecycle management services for your condition monitoring infrastructure.

Note:Proper installation and configuration are essential for optimal performance.Follow manufacturer guidelines and industry best practices for proximity transducer systems.

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