Products Description
The Bently Nevada 330180-91-CN 3300 XL Proximitor Sensor is a highly reliable solution for monitoring shaft displacement and vibration in industrial rotating machinery. Designed for flexibility, it supports high-density DIN-rail installations or traditional panel mounting, using a standardized 4-hole footprint compatible with legacy sensors. The integrated mounting base provides electrical isolation, simplifying installation while maintaining robust operation. The 3300 XL excels in electrically noisy environments, offering enhanced RFI and EMI immunity, meeting European CE standards without requiring shielded conduits or metallic enclosures.
Its SpringLoc terminals facilitate fast, secure, and maintenance-friendly wiring, eliminating issues associated with screw-type clamps. Ideal for turbines, generators, pumps, and compressors, the 3300 XL delivers continuous, accurate data to enable predictive maintenance, extend machinery life, and reduce downtime. Its robust design ensures stable performance even in harsh industrial conditions, making it a preferred choice for plants requiring precise, reliable machinery monitoring.
Contact Information
Our address
32D Guomao Building, No.388, Hubin south Road, Siming district, Xiamen, Fujian, China
Phone Number/Wechat/Whatsapp
+86 18030132586
cn@mooreplc.com

Technical Specifications
| Parameter | Specification |
|---|---|
| Temperature Range | |
| – Operating | –52 °C to +100 °C (–62 °F to +212 °F) |
| – Storage | –52 °C to +105 °C (–62 °F to +221 °F) |
| Weight | 246 g (8.67 oz) |
| Housing Material | A308 aluminum |
| Input | One 3300-series 5 mm or 3300 XL 8 mm proximity probe with extension cable |
| Power Supply | –17.5 Vdc to –26 Vdc (–23 Vdc to –26 Vdc with barriers), max 12 mA |
| Sensitivity Drift | < 2 mV output change per 1 V supply change |
| Output Resistance | 500 Ω |
Advantages
The 3300 XL Proximitor Sensor is designed for versatile installation, supporting both high-density DIN-rail configurations and traditional panel mounts. Its 4-hole mounting footprint matches older Proximitor designs, simplifying upgrades or replacements without reconfiguring the mounting setup.
Additionally, the integrated mounting base provides electrical isolation, eliminating the need for separate isolator plates and reducing installation complexity. This flexibility ensures reliable integration in diverse industrial environments, from turbines to compressors, while minimizing downtime during system upgrades.
Industrial Applications
The 3300 XL Proximitor Sensor is ideal for monitoring rotating machinery in power plants. By accurately measuring shaft displacement and vibration, it provides early detection of misalignment, bearing wear, or imbalance in turbines, generators, and motors. Its high RFI/EMI immunity ensures reliable operation in environments with large electrical loads or radio frequency interference, such as control rooms and switchyards. Maintenance teams can use this sensor to implement predictive maintenance strategies, improving equipment uptime, extending service life, and reducing unplanned shutdowns.
FAQ
01.Can the 3300 XL be installed in existing panels?
02.What environments is the 3300 XL suitable for?
03.Does it require shielded conduits for CE compliance?
04.What types of terminals does the 3300 XL use?
05.Is the sensor suitable for fiberglass housings?
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