Product Overview

The Bently Nevada 330104-05-14-50-01-05 is a high-performance 8mm proximity probe engineered for the most demanding industrial rotating machinery environments. As a cornerstone of Turbine Supervisory Instrumentation (TSI), this probe delivers sub-micron resolution for radial vibration and axial position monitoring. It excels in high-speed applications where physical contact is impossible, providing critical data to the Bently Nevada 3500 rack or distributed control systems. This specific model utilizes the 3300 XL technology platform, offering a significant reduction in temperature-induced error and improved linear range consistency. Whether deployed on centrifugal compressors, steam turbines, or large-scale pumps, this probe ensures your machinery protection system receives the highest fidelity signal for preventing catastrophic mechanical failure.

Configuration Matrix Breakdown

Suffix Interpretation Logic

The specific configuration of the 330104 series denotes its mechanical footprint and electrical shielding:

Unthreaded Length (05): 0.5-inch unthreaded length, providing a specific offset for recessed mounting in bearing housings.

Overall Case Length (14): 1.4-inch total threaded length, designed for shallow-to-medium depth installation requirements.

Total Length (50): 5.0 meters (approx. 16.4 feet) total system length, allowing for direct connection to a Proximitor without an extension cable in short-run setups.

Connector Option (01): Miniature coaxial ClickLoc connector, gold-plated for corrosion resistance and signal integrity.

Agency Approval (05): Multiple Approvals including ATEX, IECEx, and CSA, certifying the unit for use in intrinsically safe and hazardous locations.

Performance & Physical Specifications

Field Deployment Protocol

Precision installation is the prerequisite for accurate data. Engineers must utilize a high-impedance voltmeter to set the "Gap Voltage" to -10.00 VDC (the midpoint of the linear range) during static conditions. Ensure that the probe tip has a minimum side clearance of 16mm from any surrounding metal to prevent "side-wall interference," which can artificially dampen or excite the vibration signal. When routing the 5.0m cable, maintain a minimum bend radius of 25.4mm to protect the internal coaxial shielding from fatigue or impedance shifts. Always use a probe sleeve or conduit if the cable is exposed to high-velocity oil flow.

Operational Reliability & Integration

The 3300 XL 8mm probe system provides a seamless bridge to modern asset management platforms. Its low-impedance output drives signals over long distances without degradation, making it ideal for integration with Honeywell Experion PKS or Emerson DeltaV via 3500/42M or 3500/40M monitors. The probe’s PPS (Polyphenylene Sulfide) tip is chemically inert to most lubricants and fuels, ensuring longevity in harsh petrochemical environments. This hardware represents the industry standard for API 670 compliance, offering the stability required for Emergency Shutdown (ESD) logic.

Ordering info

• Bently Nevada 330104-05-14-50-01-05 Proximity Probe (Primary Unit)

• Factory-fitted ClickLoc coaxial connector

• Transparent protective connector cap

• Integrated 5.0m extension cable (standard insulation)

• Two stainless steel lock nuts and one lock washer

Shipping & Global Logistics

Delivery time: 3-5 days when payment finish. We expedite all orders through premium carriers including DHL, FEDEX, and UPS. To ensure sensitive electronic components arrive in peak condition, we utilize multi-layer anti-static industrial packaging and vacuum-sealed moisture barriers. Every shipment undergoes a rigorous pre-departure inspection and is protected by impact-absorbent dunnage, ensuring the 8mm tip remains perfectly calibrated during transit.

Engineering Support FAQ

Q1: Can I use this 5.0m probe with a separate 5.0m extension cable?

A1: No. This probe is configured for a 5.0m total system length. Adding another extension cable will change the system capacitance and impedance, leading to incorrect scale factors and massive measurement errors.

Q2: What is the significance of the "05" agency approval?

A2: The 05 suffix is the "Multiple Approvals" option. It covers major global standards (ATEX, IECEx, North American) in a single part number, making it the preferred choice for global spare parts standardization.

Q3: How does the ClickLoc connector prevent accidental disconnection?

A3: The ClickLoc system features a pull-proof design that requires a specific mechanical action to engage and disengage. This prevents the sensor from disconnecting due to machinery vibration or cable tension.

Q4: Is a calibration certificate included?

A4: Every new and sealed unit comes with the manufacturer's standard quality assurance documentation. For specific point-by-point calibration reports, please specify at the time of procurement.