Bently Nevada 330903-00-20-10-02-05/CN Eddy Current Proximity Probe – 3300 NSv Series
Imagine a critical rotating machine — a steam turbine, a compressor, or a large pump — running without reliable shaft vibration and position data. Without a precision proximity probe in place, abnormal rotor displacement goes undetected until catastrophic mechanical failure occurs: unplanned downtime, costly repairs, and potentially dangerous situations for plant personnel. The Bently Nevada 330903-00-20-10-02-05/CN proximity probe is the frontline sensor that prevents exactly this scenario, delivering continuous, non-contact measurement of shaft radial vibration and axial position with micron-level accuracy.
Within the renowned Bently Nevada 3300 NSv (Non-Standard Voltage) Series, the 330903-00-20-10-02-05/CN occupies a specialized position designed for installations requiring extended cable configurations and specific voltage output characteristics. As part of Baker Hughes’ globally trusted machinery protection ecosystem — deployed across power generation, oil & gas, petrochemical, and heavy manufacturing industries — this probe model is recognized by reliability engineers and OEM integrators worldwide as a benchmark for eddy current sensing performance.
Technical Specifications
- Part Number: 330903-00-20-10-02-05/CN
- Series: Bently Nevada 3300 NSv (Non-Standard Voltage)
- Sensor Type: Eddy Current Proximity Probe
- Measurement: Radial shaft vibration & axial position (non-contact)
- Probe Tip Diameter: 8 mm (standard)
- Cable Length: 2.0 m integral cable (per model code)
- Extension Cable: Compatible with 3300 XL series extension cables
- Target Material: AISI 4140 steel or equivalent ferromagnetic alloy
- Operating Temperature: -35°C to +177°C (probe body)
- Connector: Standard BNC / per system configuration
- Approvals: CE, ATEX / IECEx compatible configurations available
- Weight: Approx. 40 g
Note: Specifications are based on published Bently Nevada 3300 NSv series documentation. Always verify against the official datasheet for your specific installation requirements.
Key Features & Benefits
- Non-Contact Measurement: Eddy current technology eliminates mechanical wear, ensuring decades of maintenance-free operation in harsh industrial environments.
- High Sensitivity & Linearity: Delivers consistent output across the full measurement range, critical for accurate vibration amplitude trending and alarm setpoint calibration.
- Robust Construction: Stainless steel housing and chemically resistant cable jacket withstand high-temperature, high-humidity, and chemically aggressive plant environments.
- Plug-and-Play Compatibility: Designed for seamless integration with Bently Nevada 3300 series monitors, drivers, and Keyphasor® modules — no signal conditioning modifications required.
- Wide Temperature Range: Reliable performance from cryogenic to high-temperature process environments.
- Global Certification: Supports compliance with API 670 machinery protection standards widely mandated in oil & gas and power generation facilities.
Industry & Equipment Applications
- Power Generation: Steam turbines, gas turbines, hydro generators — shaft radial vibration monitoring per API 670.
- Oil & Gas: Centrifugal compressors, expanders, pipeline pumps — continuous rotor position and vibration surveillance.
- Petrochemical & Refining: Critical rotating equipment in ATEX/IECEx classified hazardous areas.
- Pulp & Paper / Steel Mills: Large motor-driven fans, blowers, and rolling mill drives requiring 24/7 condition monitoring.
- Marine & Offshore: Propulsion systems and auxiliary machinery where space-constrained, high-reliability sensing is mandatory.
System Integration & Compatible Parts
The 330903-00-20-10-02-05/CN is engineered to operate within the complete Bently Nevada 3300 NSv measurement chain. Typical compatible components include:
- Extension Cables: Bently Nevada 330130 / 330180 series (matched impedance)
- Proximitor® Sensors / Drivers: 3300 XL 8mm Proximitor® (330180 series)
- Vibration Monitors: Bently Nevada 3500/40M, 3500/42M, 3500/45 series
- Keyphasor® Modules: 3500/25 for phase reference and speed measurement
- System Rack: Bently Nevada 3500 Machinery Protection System
When sourcing replacement or spare probes, always match the complete part number including suffix codes to ensure electrical compatibility with your installed Proximitor® driver.
Our Quality Assurance Process
At Konmask.com, every Bently Nevada proximity probe undergoes a rigorous multi-stage verification process before shipment:
- ✅ Part Number Verification: Physical label and packaging cross-checked against the ordered part number.
- ✅ Visual Inspection: Probe tip, cable jacket, and connector examined for damage, corrosion, or counterfeit indicators.
- ✅ Documentation Review: Original manufacturer documentation and traceability records reviewed where available.
- ✅ Secure Packaging: Anti-static, moisture-proof packaging with shock-absorbing materials for international freight.
- ✅ Batch Traceability: All shipments logged with serial/batch references for post-delivery support.
How to Order
- Submit an Inquiry: Use the contact form or email [email protected] with your required quantity and delivery timeline.
- Receive a Quotation: Our technical sales team will respond within 24 hours with pricing, lead time, and availability confirmation.
- Order Confirmation: Confirm your purchase order with shipping address and preferred freight method (DHL, FedEx, UPS, sea freight).
- Shipment & Tracking: Parts are dispatched with full tracking information and commercial invoice for customs clearance.
- After-Sales Support: Our engineering team remains available for installation guidance and compatibility questions post-delivery.
Why Choose Konmask.com?
- 🌐 Global B2B Supplier specializing in industrial automation and machinery protection components.
- 🔍 Deep Inventory of Bently Nevada, Emerson, GE, and other leading automation brands.
- ⚡ Fast Response — quotations within 24 hours, emergency shipments available.
- 📦 Secure International Shipping to 50+ countries with full customs documentation support.
- 🛡️ Quality Commitment — every part verified before dispatch; no grey-market or refurbished parts without explicit disclosure.
- 🤝 Technical Expertise — our team includes experienced automation engineers who understand your application requirements.
Frequently Asked Questions
Q: What does the “/CN” suffix in 330903-00-20-10-02-05/CN indicate?
A: The “/CN” suffix in Bently Nevada part numbering typically denotes a configuration variant — in this case associated with cable or connector specifications for the Chinese market or specific OEM configurations. Always confirm compatibility with your installed Proximitor® driver before ordering.
Q: Is this probe compatible with the Bently Nevada 3500 Machinery Protection System?
A: Yes. The 330903 series probes are designed to work within the Bently Nevada 3300/3500 ecosystem when paired with the correct Proximitor® sensor and extension cable. Verify the complete measurement chain part numbers for your specific monitor card.
Q: Can this proximity probe be used in hazardous (ATEX/IECEx) classified areas?
A: Certain configurations of the 3300 NSv series support ATEX/IECEx certification. Please confirm the specific approval requirements for your installation zone and consult the official Bently Nevada documentation or contact our technical team.
Q: What is the typical lead time for the 330903-00-20-10-02-05/CN?
A: Lead time depends on current stock levels. In-stock items typically ship within 3–5 business days internationally. Submit an inquiry for real-time availability confirmation.
Q: Do you provide a warranty or quality guarantee?
A: Yes. All parts supplied by Konmask.com are covered by our quality assurance policy. If a part is found to be non-conforming upon receipt, we will arrange replacement or refund in accordance with our terms of service.
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