Description

Technical Overview

The Bently Nevada 330103-19-25-10-01-00 is a high-precision, ruggedized proximity probe engineered for mission-critical machinery protection and condition monitoring in demanding industrial environments. As part of the trusted 3300 XL 8 mm sensor family, this probe delivers exceptional linearity, thermal stability, and electromagnetic interference (EMI) immunity—ensuring reliable shaft displacement, vibration, and position measurements across turbines, compressors, motors, and generators. Its optimized design integrates seamlessly with Bently Nevada 3300 series monitors and System 1™ software platforms, enabling real-time health assessment and predictive maintenance strategies.

Manufactured to stringent API 670 (4th Edition) and ISO 10816 standards, the 330103-19-25-10-01-00 features a corrosion-resistant stainless steel housing and high-temperature epoxy encapsulation, supporting continuous operation in ambient temperatures from –30 °C to +120 °C. The probe’s 8 mm diameter sensing tip provides an optimal balance of resolution and standoff distance, making it ideal for medium-to-large rotating equipment where mechanical clearance and measurement repeatability are paramount. Its factory-calibrated output ensures plug-and-play compatibility with standard 3300 XL extension cables and前置 amplifiers—minimizing commissioning time and reducing system integration risk.

Detailed Specifications

• Model Number: 330103-19-25-10-01-00
• Brand: Bently Nevada (a Baker Hughes company)
• Sensor Type: Non-contact eddy-current proximity probe
• Probe Diameter: 8 mm
• Linear Range: 2.0 mm (0.080 in)
• Null Point Distance: 1.27 mm (0.050 in)
• Output Sensitivity: 7.87 V/mm (200 mV/mil)
• Operating Temperature: –30 °C to +120 °C (ambient)
• Environmental Rating: IP67 (when mated with compatible connector)
• Material: 316 stainless steel body; PTFE-insulated, silver-plated copper conductor
• Cable Length: 1.0 meter (integrated, fixed-length)
• Connector Type: 10-32 UNF coaxial (MIL-C-39012 compliant)

Operational Capabilities

This probe excels in continuous, high-fidelity monitoring of radial shaft vibration, axial position (thrust), differential expansion, and casing relative motion. Its low-noise analog output enables sub-micron resolution and supports both alarm/trip functions and trending analysis within distributed control systems (DCS) or dedicated machinery protection systems (MPS). With built-in EMI/RFI filtering and conformal coating, the 330103-19-25-10-01-00 maintains signal integrity in electrically noisy settings—including near VFDs, switchgear, and high-current bus ducts. It is certified for use in hazardous locations when paired with approved intrinsic safety barriers (per ATEX/IECEx Class I, Div 1, Group C & D).

Field-proven across oil & gas, power generation, chemical processing, and marine propulsion applications, the probe supports extended service life (>10 years typical) with zero routine recalibration required. Its standardized mechanical footprint allows direct replacement of legacy 3300-series probes—reducing spares inventory and lifecycle support costs.

Technical FAQ

Q: Is the 330103-19-25-10-01-00 compatible with older 3300 monitors?

A: Yes—this probe is fully backward-compatible with all Bently Nevada 3300 series monitors (including 3300/16, 3300/20, and 3300/25), provided the correct 3300 XL extension cable and前置 amplifier (e.g., 3300 XL 50 mV/mm or 200 mV/mil variants) are used.

Q: Can it be used in high-vibration or high-shock environments?

A: Absolutely. The probe meets MIL-STD-810G for mechanical shock (50 g, 11 ms half-sine) and random vibration (10–2000 Hz, 20 g RMS), making it suitable for turbomachinery, reciprocating compressors, and offshore platforms.

Q: Does it require special calibration when installed?

A: No. Each unit ships with NIST-traceable calibration documentation and is pre-aligned to its specified linear range. Final system calibration is performed at the monitor level—not at the probe—ensuring consistent, repeatable setup across installations.

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