Description
The Bently Nevada 330102-60-90-10-02-00 is a 3300 XL 8mm proximity probe featuring an M10 x 1 metric threaded body. Operating as a non-contact displacement sensor, it monitors the static and dynamic gap between the probe tip and a rotating target shaft. This unit is standard instrumentation for tracking radial vibration, axial thrust position, and keyphasor speed references on heavy industrial machinery like gas turbines, centrifugal compressors, and high-pressure pumps.
Option Code Breakdown
- 330102: 3300 XL 8mm Proximity Probe, M10 x 1 Threaded Body (Without armor)
- 60: Unthreaded Length Option (60 millimeters)
- 90: Overall Case Length Option (90 millimeters)
- 10: Total Length Option (1.0 meter / 3.3 feet total integrated cable length)
- 02: Connector Option (Miniature coaxial click-lock connector with factory connector protector)
- 00: Agency Approval Option (Standard multi-agency approvals, ATEX/IECEx/CSA certified for hazardous zones)
Commercial Supply Status
- Condition: New Original (Factory Sealed)
- Availability: In stock
- Lead Time: Ships within 1–2 business days
- Warranty: 12-month industrial replacement warranty
- Price Policy: The listed value serves as an initial distribution reference benchmark. Final project pricing scales with factory allocation availability and total volume requirements. Contact our sales department to receive a formal, negotiable commercial quote.
Technical Parameters
| Parameter | Value |
| Probe Tip Diameter | 8.0 mm (0.315 in) |
| Thread Specification | M10 x 1 |
| Nominal Linear Range | 2.0 mm (80 mils) |
| Scale Factor | 7.87 V/mm (200 mV/mil) when paired with 3300 XL Proximitor |
| Standard Calibration | AISI 4140 carbon steel target |
| Integrated Cable Length | 1.0 meter (3.3 feet) |
| Operating Temperature | −51 to +177°C |
Field Deployment Notes & Insights
During a recent retrofit on a high-pressure water injection pump, installing this specific 90mm case length probe required precise internal clearance checks. Well, technically the 3300 XL series provides exceptional stability across thermal cycles, but because this variant features a long 60mm unthreaded section, it must slide deeply into its mounting sleeve. Don’t underestimate the risk of old oil sludge or carbon buildup inside the sleeve jamming the probe head before it seats completely.
When locking down the M10 jam nuts, always use a dual-wrench technique. Holding the probe body stationary prevents twisting or crimping the 1.0-meter integrated coaxial tail. The “02” option provides a clear silicone connector protector. This design choice is actually clever because it mechanically prevents the miniature coaxial click-lock junction from grounding out against the metallic walls of the local junction box. Set your baseline air gap using a digital voltmeter across the Proximitor driver output—adjusting the probe until you read roughly −10.0 V DC centers the sensor perfectly within its 80-mil linear sweep. Is your shaft target surface completely free of scratches? Verify with the official Bently Nevada installation manual (document 141194) because mechanical or magnetic runout will corrupt your dynamic vibration data. Bottom line—accurate physical gapping avoids catastrophic probe-to-shaft rubs during high-speed startup.
International Shipping & Trade Compliance
Cross-border freight for machinery protection components demands flawless documentation. We classify this proximity probe globally under HS Code 90319000 for customs reporting. Our trade coordinators manage daily expedited air shipments via premium networks (DHL Express, FedEx) to minimize international transit delays during critical shutdown windows.
Because this item carries standard multi-agency hazardous area markings under the “00” option suffix, physical serial tracking codes and compliance certificates are verified at our outbound warehouse prior to dispatch. Standard international transactions execute under FCA (Free Carrier) or CIP (Carriage and Insurance Paid to) trade rules.
Frequently Asked Questions
Can I substitute this probe for one with an overall length of 70mm? No. The overall case length (90mm) and unthreaded length (60mm) dictate how deep the probe sits inside the machine casing. A shorter probe will not reach the target shaft area—though your mileage may vary if you are using an entirely custom, adjustable external brackets system.
Why is the integrated cable only 1.0 meter long? Proximity probes are intentionally built with short integrated leads to make routing out of the immediate machine housing manageable. This 1.0-meter tail must connect to a matching 3300 XL extension cable (typically 4.0 or 8.0
