Description
The Bently Nevada 330180-X1-00 is a high-precision eddy-current displacement sensor developed by Bently Nevada Corporation(now a GE subsidiary)for industrial rotating equipment.As a key sensing component of the 3500 monitoring system,it is primarily used to measure key parameters such as axial displacement,radial vibration,and key phase speed of rotating machinery(such as turbines,generators,compressors,and fans).Based on the eddy current effect,this sensor boasts high measurement accuracy,a wide temperature range,and strong anti-interference capabilities.It can accurately capture minute displacement changes in harsh industrial environments,providing reliable data support for early warning of equipment faults(such as bearing wear,rotor misalignment,and shaft eccentricity).Compatible with the Bently Nevada 3500 series monitoring framework and related modules,it is widely used in industries such as power,petrochemicals,and metallurgy,serving as the”eyes”that ensure the safe and stable operation of large rotating equipment.Application Scenarios
A large petrochemical company previously used conventional displacement sensors to monitor rotor axial displacement on its 10MW centrifugal compressors.Due to the sensors’low measurement accuracy and significant temperature sensitivity,they were unable to accurately capture minute displacement changes during compressor operation.This resulted in excessive rotor axial movement,which damaged seals and caused a 48-hour plant shutdown,resulting in direct economic losses exceeding 3 million yuan.Upgrading to the BENTLY NEVADA 330180-X1-00 eddy current sensor significantly improved the situation.The sensor’s high-precision measurement(±1μm)and high-temperature resistance(-30°C to 150°C)enable real-time and accurate monitoring of the compressor’s axial displacement.When the rotor axial displacement increased from the normal 0.3mm to 0.8mm,the sensor promptly transmitted data to the 3500 monitoring system,triggering an early warning signal.The operations and maintenance team initiated an emergency shutdown and repair,avoiding a serious accident involving a rotor-cylinder collision.An equipment engineer at the company stated,”The 330180-X1-00 sensor allows us to accurately monitor the operating status of the compressor rotor,reducing the risk of failure and extending the equipment maintenance cycle from four months to eight months.”
Parameter
Core Parameters
Value/Description
Product Model
BENTLY NEVADA 330180-X1-00
Manufacturer
BENTLY NEVADA(US,now a GE company)
Product Category
Industrial Eddy Current Displacement Sensor(Includes Probe and Extension Cable)
Measurement Principle
Eddy Current Effect
Measuring Range
0-5mm(Linear Range)
Measurement Accuracy
±1μm(Full Range)
Sensitivity
8mV/μm(Standard Output)
Frequency Response
0-10kHz
Probe Diameter
11mm(Standard Size,Fits Most Equipment Mounting Positions)
Extension Cable Length
5m(Customizable:3m/10m)Specifications
Operating Temperature
Probe:-30°C to 150°C;Cable:-40°C to 85°C
Storage Temperature
-55°C to 125°C
Protection Rating
Probe:IP65(dustproof and waterproof,suitable for field equipment environments);Cable:IP67
Output Signal
DC voltage signal(-2V to+2V,corresponding to 0-5mm displacement)
Compatible Systems
BENTLY NEVADA 3500 Series Monitoring System,3500-15 Vibration Monitoring Module
Material
Probe:Stainless steel(corrosion-resistant);Cable:Fluororubber(oil-resistant and aging-resistant)
Certifications
CE,UL 61010-1,IEC 60079-0(explosion-proof certification,optional)
Technical Principles and Innovative Values
Innovation 1:High-precision eddy current testing technology–Utilizing advanced eddy current coil design and signal processing circuitry,measurement accuracy is improved to With a displacement accuracy of±1μm,far exceeding the±5μm of conventional displacement sensors,this sensor can capture minute displacement changes in rotating equipment rotors,providing data support for early fault diagnosis.In monitoring a steam turbine at a power plant,this sensor detected abnormal rotor axial displacement(0.1mm increments)60 hours in advance,preventing bearing burnout.
Innovation 2:Wide Temperature and Environmental Design–The probe is constructed of high-temperature-resistant stainless steel and features a special insulation process,ensuring stable operation in environments ranging from-30°C to 150°C.The cable is made of fluororubber,which is oil-resistant,aging-resistant,and chemically resistant,making it suitable for the demanding working conditions of industries like petrochemicals and metallurgy,extending its service life by more than twice that of conventional sensors.
Innovation 3:Interference-Resistant Signal Transmission–The extension cable features a built-in double-shielded structure,effectively suppressing electromagnetic interference(such as high-frequency interference generated by motors and inverters)and radio frequency interference in industrial environments,improving the signal-to-noise ratio by 80%.In monitoring rolling mill motors in steel mills,the sensor maintained stable displacement measurement data,with fluctuations of≤0.2μm,even in strong electromagnetic environments.Innovation 4:Modular Compatible Design–The sensor’s output signal is fully compatible with the Bently NEVADA 3500 series monitoring system and the 3500-15 vibration module,eliminating the need for additional signal converters and reducing system integration costs.It also supports integration with third-party data acquisition devices(such as NI DAQ)to meet diverse monitoring needs.
Application Cases and Industry Value
Case 1:Steam Turbine Rotor Monitoring in the Power Industry
A 300MW thermal power plant previously used conventional inductive sensors to monitor the axial displacement of steam turbine rotors.Due to significant measurement drift,these sensors required monthly calibration and were unable to accurately monitor displacement changes during the slow-speed warm-up phase.After upgrading to the BENTLY NEVADA 330180-X1-00,the sensor’s low drift(≤0.5μm/month)reduced calibration frequency,saving 30,000 RMB annually.During the turbine’s slow warm-up period,it accurately detected rotor axial movement of 0.05mm,enabling timely adjustment of the steam seal clearance and preventing seal wear.This extended the turbine overhaul cycle by one year,saving over 2 million RMB in maintenance costs.
Case 2:Rolling Mill Work Roll Monitoring in the Metallurgical Industry
A steel plant’s hot rolling mill work rolls required monitoring of radial displacement to ensure accurate plate thickness.Due to poor anti-interference capabilities,the original sensor’s measurement data was significantly affected by mill vibration and electromagnetic interference,resulting in plate thickness deviations exceeding±0.1mm.After installing the 330180-X1-00 sensor,its anti-interference design and high-precision measurement have kept displacement monitoring errors within±0.02mm,improving plate thickness accuracy to±0.05mm.The qualified rate for high-end plate products has increased from 85%to 98%,resulting in an annual revenue increase of over 1.5 million yuan.Furthermore,the sensor’s wear resistance reduces replacement frequency,saving 50,000 yuan in spare part costs annually.
Related Product Combination Solutions
The BENTLY NEVADA 3500-15 Vibration Monitoring Module–used in conjunction with the 330180-X1-00 sensor,receives and analyzes displacement signals,providing equipment fault warnings and is suitable for comprehensive monitoring of rotating equipment.
The BENTLY NEVADA 3500/22M Monitoring Frame–provides power,data aggregation,and communication for the sensor and 3500-15 module,forming a complete equipment health monitoring system that supports multi-sensor expansion.
BENTLY NEVADA 330130 Proximitor Sensor–Works with the 330180-X1-00 sensor to amplify and condition eddy current signals,outputting a standard voltage signal and improving measurement stability.
GE Proficy Plant Applications Software–Receives displacement data transmitted by the sensor for trend analysis,fault diagnosis,and report generation,assisting the operations and maintenance team in developing maintenance plans.
ABB AC800M DCS Controller–Communicates with the 330180-X1-00 sensor via the 3500 Monitoring System,integrating displacement data into process control procedures and enabling coordinated control of equipment and processes.
Phoenix Contact QUINT-PS/3AC/24DC/5 Power Supply–Provides a stable 24V DC power supply for the Proximitor Sensor and monitoring system,with overvoltage and overcurrent protection to accommodate fluctuations in the industrial power grid.Siemens WinCC HMI–Visual interface software that displays real-time displacement data monitored by the 330180-X1-00 sensor,supports alarm notifications and historical data query,and facilitates on-site operation.
BENTLY NEVADA 330190 Calibration Tool–Used for calibrating the mounting gap and verifying the accuracy of the 330180-X1-00 sensor,ensuring accurate and reliable measurement data.
Installation,Maintenance,and Full-Cycle Support
Installation Specifications
Probe Installation:Determine the probe installation position according to the equipment installation drawings(e.g.,turbine bearing housing,compressor cylinder),ensuring the probe axis is perpendicular to the measured surface.Adjust the mounting gap to 2.5mm(midpoint of the linear range),and secure with a dedicated fixing bracket to prevent probe movement caused by equipment vibration.
Cable Routing:Extension cables must be routed away from power cables(≥300mm apart)and avoid parallel routing to reduce electromagnetic interference.The cable bend radius must be≥50mm to prevent internal conductor breakage.Install waterproof glands at the cable entry point on the equipment housing to ensure the required protection level.
Signal Calibration:After connecting the sensor to the monitoring system,use a standard calibration tool(such as the 330190)to calibrate the sensor’s linearity.Adjust the sensor’s output signal to ensure a linear relationship between displacement and voltage(0mm corresponds to-2V,5mm corresponds to+2V).After calibration,perform a test run to verify data accuracy.
Maintenance Tips
Daily Inspection:Weekly inspect the sensor probe surface for oil and dust accumulation and clean it with a clean soft cloth.Check the cable connections for security,damage,and signs of aging.Use the monitoring system to verify that the displacement data is within the normal range and contains no abnormal fluctuations.
Periodic Calibration:Every 12 months,use a standard calibration tool to calibrate the sensor for accuracy.Check linearity and sensitivity.If the error exceeds±2μm,readjustment is required.Check the probe mounting gap every 6 months.If the gap changes by more than 0.5mm due to equipment vibration,recalibration is required.Troubleshooting:If the displacement data is abnormal(such as no output or excessive fluctuation),first check the cable connection and the power supply to the preamplifier.If the probe is damaged,replace it with a 330180-X1-00 sensor of the same model.After replacement,recalibrate the installation gap to ensure consistency with the original monitoring data.
Full-Life Support
Warranty Service:We offer a 24-month factory warranty.If the sensor fails due to quality issues(such as probe damage or cable aging)during the warranty period,we will replace it free of charge.We also provide technical support and assistance with installation and commissioning.
Technical Support:We have a 24/7 professional technical support team,available by phone,email,and remote guidance,to assist users with installation,calibration,and troubleshooting issues,with a response time of≤2 hours.We also provide on-site technical support and guidance for complex equipment installations.
Calibration Service:We offer factory calibration services.Sensors can be sent to a designated laboratory or scheduled for on-site calibration by an engineer.Calibration reports are issued to ensure measurement accuracy meets industry standards and equipment requirements.
Training Services:We provide users with sensor operation,maintenance,and calibration training,covering operating principles,installation specifications,and troubleshooting.This helps users master sensor usage skills and improve operational efficiency.
The Bently NEVADA 330180-X1-00 eddy-current displacement sensor,with its high accuracy,high stability,and strong environmental adaptability,is an ideal component for displacement monitoring of industrial rotating equipment.Whether you need to upgrade the sensor end of an existing monitoring system or establish a precise monitoring solution for new equipment,it provides reliable data support for safe equipment operation.If you have displacement monitoring needs for specific equipment(such as steam turbines or compressors),please contact us.We will provide customized solutions and professional technical support.
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