Product Short Description
Bently Nevada 330907-A05-B30C05-D02-ECN is an original factory complete integrated high-temperature non-contact eddy current proximity probe assembly manufactured by Baker Hughes Bently Nevada USA, belonging to the 3300 XL Series high-performance proximity transducer system.
This model is a fully integrated probe unit with customized mechanical dimensions, high-temperature resistant materials, fixed built-in cable and factory calibrated configuration. It is specially designed for continuous real-time monitoring of rotating machinery shaft radial vibration, axial thrust displacement, rotor eccentricity, Keyphasor phase signal and rotational speed under extreme high-temperature operating conditions.
Description
330907=High-temperature XL integrated probe series;
A05=5mm probe active detection diameter;
B30=30mm probe insertion length;
C05=5 meters integrated fixed cable length;
D02=M10×1 mounting thread specification;
ECN=Original factory engineering change numbered customized calibration version.
Complete Technical Specifications
Basic Identification Parameters
- Brand: Bently Nevada (Baker Hughes Group)
- Exact Model: 330907-A05-B30C05-D02-ECN
- Product Series: 3300 XL High Temperature Integrated Probe Series
- Product Category: High-Temperature Integrated Eddy Current Proximity Probe (Built-in Fixed Cable Assembly)
- Origin: United States
- Standard Warranty: 12 months original factory warranty
- Matching Equipment: 3300 XL Proximitor Signal Conditioner, 3300 Series, 3500 Series Machinery Protection System
- Probe Detection Diameter: 5 mm
- Mounting Thread: M10 × 1 metric thread
- Probe Insertion Effective Length: 30 mm
- Probe Tip Material: Special high-temperature resistant PPS composite engineering plastic
- Probe Body Material: AISI 304 Premium Stainless Steel
- Cable Type: FEP high-temperature resistant double-shielded coaxial cable
- Integrated Fixed Cable Length: 5 meters
- Connector Type: Original ClickLoc™ miniature gold-plated coaxial positive locking connector
- Version Feature: ECN customized factory engineering change calibration version
Measurement & Electrical Specifications
- Measurement Principle: Non-contact Eddy Current Induction Technology
- Effective Linear Measuring Range: 0–1.2 mm
- Optimal Operating Working Gap: 0.8 mm
- System Sensitivity (ISF): 7.87 V/mm (200 mV/mil) standard XL system sensitivity
- Operating Power Supply: -18 VDC to -26 VDC negative DC power (supplied by matching proximitor)
- Frequency Response Range: DC (0 Hz) – 10 kHz flat amplitude response
- Full-Scale Measurement Accuracy: ±0.5% Full Scale
- Static Gap Resolution: 0.1 μm
- Temperature Drift Coefficient: ≤0.009% FS/°C
- Dynamic Response Time: ≤5 ms
- Output Signal: Composite signal of DC static gap voltage + AC dynamic vibration voltage
- Output Impedance: Standard 50 Ω impedance
- Minimum Effective Conductive Target Diameter: ≥20 mm circular surface
Mechanical & Environmental Specifications
- Minimum Cable Bend Radius: 25.4 mm
- Cable Pull Resistance Strength: ≥330 N
- Environmental Protection Grade: IP67 dustproof, waterproof and oil-proof
- Standard Continuous Operating Temperature Range: -40°C to +85°C
- Probe Tip Maximum High-Temperature Resistance: +260°C continuous high-temperature operation
- Cable Operating Temperature Range: -40°C to +125°C
- Storage Temperature Range: -55°C to +150°C
- Operating Humidity: 0–95% RH, non-condensing
- Anti-vibration Performance: 15 g RMS, 10–2000 Hz
- Anti-shock Performance: 100 g, 11 ms duration
- Electromagnetic Compatibility: Compliant with EN 61000-6-2, EN 61000-6-3 industrial EMC standards
Certifications & Compliance
- Industry Standard Compliance: API 670 4th Edition Machinery Protection Standard
- Safety Certifications: CE, ATEX, IECEx Intrinsically Safe Certified
- Full backward compatibility with all original Bently Nevada 3300 XL, 3300 and 3500 protection systems
- Fully compliant with ECN factory customized engineering change specifications
Core Functional Features
- 5mm Compact High-Temperature Detection Design
Compact 5mm probe diameter with professional high-temperature resistant tip material, supports continuous 260°C high-temperature operation, perfectly adapts to narrow installation space and extreme high-temperature working conditions.
- Customized Mechanical Dimension Configuration
Customized 30mm insertion length, M10×1 thread and 5m cable length, fully matches original equipment reserved mounting holes and on-site wiring distance requirements.
- ECN Original Factory Custom Calibration Version
Adopts official factory engineering change customized calibration, maintains consistent measurement accuracy with original equipment factory settings, realizes direct drop-in replacement without on-site debugging.
- Integrated Fixed Cable Integrated Molding Structure
Integrated probe and cable integrated molding design eliminates intermediate connectors, reduces signal attenuation and fault points, greatly improves overall system long-term reliability.
- Simultaneous Static & Dynamic Multi-Parameter Monitoring
Independently outputs DC axial thrust position gap signal and AC radial vibration dynamic signal, realizes synchronous monitoring of shaft axial displacement, rotor vibration, eccentricity and Keyphasor speed.
- Ultra-Low Temperature Drift High Precision Performance
Professional temperature compensation circuit, extremely low temperature drift coefficient, maintains stable accurate measurement data under drastic high-temperature environment changes.
- Patented ClickLoc™ Reliable Locking Connector
Gold-plated positive locking coaxial connector, tool-free quick plug/unplug, low signal loss, stable connection under strong high-temperature vibration conditions.
- Full Robust Harsh Environment Adaptability
Full stainless steel body, high-temperature resistant cable, IP67 protection, resistant to high temperature, oil mist, corrosion, dust and moisture.
- Full API 670 Safety Compliance & System Compatibility
Meets global machinery protection safety standards, direct plug-and-play matching with original 3300 XL proximitors, 3300/3500 systems, no additional on-site calibration required after installation.
Main Application Scenarios
- Thermal Power Generation Industry
High-temperature narrow-space shaft radial vibration and axial thrust position monitoring for small steam turbine auxiliary machines, high-temperature gas turbine auxiliary bearing systems.
- Oil & Natural Gas Industry
Extreme high-temperature rotating machinery monitoring for offshore platform high-temperature small compressors, hot gas turbines, high-temperature pipeline pump units.
- Petrochemical & Chemical Industry
High-temperature compact centrifugal pumps, small high-temperature compressors, high-temperature fan main shafts and narrow-space reaction kettle drive rotating machinery health monitoring.
- General Industrial High-Temperature Equipment
Vibration and position monitoring for compact high-temperature industrial motors, small high-speed centrifuges, high-temperature pump units with narrow bearing box installation space.
- Original Equipment Maintenance & Retrofit Projects
Original factory ECN version spare replacement, direct drop-in replacement for legacy high-temperature probes, realizing seamless continuation of original high-temperature machinery protection monitoring functions.
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