Bently Nevada 330195-02-12-50-05 3300 XL 8 mm ETR Reverse Mount Probes

The Bently Nevada 330195-02-12-50-05 3300 XL 8 mm ETR Reverse Mount Probe is a premium proximity probe engineered for precise shaft vibration and displacement measurement in critical rotating machinery. Built for reverse-mount installation, it is ideal for locations where conventional front-mount probes are impractical. With rugged stainless-steel construction and high signal integrity, this probe ensures reliable operation in demanding environments such as power generation, petrochemical plants, and heavy industrial applications. It integrates seamlessly with Bently Nevada 3300 XL monitoring systems, supporting predictive maintenance and machine protection programs.

Product Specifications

Applications

The 330195-02-12-50-05 probe is designed for continuous monitoring of high-value machinery:

• Steam and Gas Turbines: Detects shaft vibration and displacement for early detection of imbalance or misalignment.

• Compressors and Pumps: Monitors shaft movement to protect bearings and seals in high-speed equipment.

• Petrochemical Equipment: Performs reliably in high-humidity, chemically aggressive, and temperature-variable environments.

• Power Generation Units: Integrates with Bently Nevada 3300 XL systems for predictive maintenance and machine protection.

Advantages

• Reverse-Mount Flexibility: Perfect for tight spaces or locations where traditional front-mount installation is not feasible.

• High Accuracy and Stability: Provides precise vibration and displacement readings critical for machinery protection.

• Excellent Environmental Tolerance: Operates reliably under extreme temperatures, strong vibration, and electrical noise.

• Durable Construction: Stainless-steel body with corrosion-resistant finish ensures long-lasting performance.

• Seamless System Integration: Fully compatible with all Bently Nevada 3300 XL monitoring hardware for easy system upgrades.

Frequently Asked  Questions (FAQ)

1. Can this probe be mounted on both horizontal and vertical shafts?

   Yes, the reverse-mount design supports installation in either orientation without affecting measurement accuracy.

2. What is the probe’s measurement range and sensitivity?

   It measures up to 2 mm of non-contact displacement with a typical sensitivity of 7.87 mV/µm for precise vibration detection.

3. Is it compatible with the full Bently Nevada 3300 XL system?

   Yes, it integrates seamlessly with all 3300 XL monitors for vibration, shaft position, and protection applications.

4. How is proper alignment ensured during reverse mounting?

   The probe threads from the rear into a mounting bracket, enabling precise gap alignment in confined spaces.

5. What operating temperature range can the probe handle?

   It remains fully functional from −40 °C to +125 °C, suitable for harsh industrial conditions.

6. Can the probe maintain accuracy under strong vibration?

   Yes, it withstands up to 20 g of vibration from 10–2000 Hz without degradation in performance.

7. Does it provide a differential output signal?

   Yes, the probe outputs a differential voltage signal for enhanced noise immunity and accurate readings.

8. What insulation resistance does it provide?

   It offers more than 100 MΩ at 500 V DC, ensuring safe and stable operation in challenging environments.

9. How is electromagnetic interference minimized?

   High-quality internal shielding protects the signal from electromagnetic and radio-frequency interference.

10. Is the probe suitable for continuous use in corrosive or humid environments?

    Yes, its stainless-steel housing and corrosion-resistant finish ensure reliable performance in chemically aggressive or humid conditions.