Product Overview
The 330102-02-25-20-02-00 3300 XL 8 mm proximity probe from Bently Nevada is designed for continuous vibration and shaft position monitoring in turbines, compressors, pumps, and other critical rotating machinery. It is widely applied in power generation plants, oil and gas refineries, petrochemical facilities, and heavy industrial systems where accurate condition monitoring is required to prevent unplanned downtime and equipment failure.
This probe uses a rugged 8 mm sensing element with armored construction, improving mechanical protection in high vibration and harsh installation environments. The 3/8-24 UNF threaded interface ensures secure mounting on machine housings. The 250 mm case length and 20 mm unthreaded section support deeper installation configurations in industrial equipment layouts. The 2.0 m total cable length allows flexible routing between machinery and monitoring systems. The miniature coaxial ClickLoc connector provides stable signal transmission under continuous vibration conditions. The probe is designed for reliable long-term operation in demanding industrial environments without requiring additional hazardous area certification.
Suffix Breakdown
| Code Segment |
Description |
| 330102 |
3300 XL 8 mm probe, 3/8-24 UNF thread, with armor |
| 02 |
Unthreaded length: 20 mm |
| 25 |
Overall case length: 250 mm |
| 20 |
Total cable length: 2.0 m |
| 02 |
Miniature coaxial ClickLoc connector, standard cable |
| 00 |
No agency approval required |
Technical Specifications
| Parameter |
Value |
| Model |
330102-02-25-20-02-00 |
| Brand |
Bently Nevada |
| Product Type |
3300 XL 8 mm Proximity Probe |
| Origin |
USA |
| Thread Type |
3/8-24 UNF |
| Probe Construction |
Armored design |
| Unthreaded Length |
20 mm |
| Case Length |
250 mm |
| Cable Length |
2.0 m |
| Connector Type |
Miniature coaxial ClickLoc |
| Cable Type |
Standard triaxial cable |
| Shipping Weight |
2 kg |
| Operating Temp |
-52 to 177 deg C |
| System Compatibility |
3300 XL Proximitor system |
| Measurement Function |
Shaft vibration and radial position monitoring |
| Power Consumption |
Passive device |
Technical FAQs
What is the advantage of the armored probe design?
The armored structure increases resistance to mechanical impact and abrasion in high vibration industrial environments.
Can this probe be used in standard 3300 XL systems?
Yes. It is fully compatible with Bently Nevada 3300 XL monitoring systems when properly installed.
Is this probe suitable for long-term continuous operation?
Yes. It is designed for continuous monitoring of rotating machinery in industrial environments.
Does cable length affect measurement performance?
Yes. Proper system matching is required between probe, cable, and monitoring module for stable accuracy.
Engineering & Installation Guide
Ensure correct torque during installation to prevent stress on threaded mounting sections and maintain measurement stability.
Route signal cables away from VFD and high voltage conductors to reduce electromagnetic interference in monitoring systems.
Maintain proper mechanical support for armored cables in high vibration zones to avoid long-term fatigue at connection points.