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- Bently Nevada
- 330104-00-06-50-12-05
- 3300 XL 8 mm Proximity Probes
- USA
- 12.7 mm*50 mm
- 0.38kg
- Xiamen, China
- New & In Stock
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Bently Nevada 330104‑00‑06‑50‑12‑05 – Product Overview, Specs, Applications, and FAQs
Brand and Series
• Brand: Bently Nevada
• Series: 3300 XL Proximity Probe Series
The 3300 XL series is widely regarded in the industrial monitoring community as a high‑performance collection of proximity probes and related transducers used for shaft and vibration monitoring on critical rotating machinery found in heavy industry.
Product Description
The Bently Nevada 330104‑00‑06‑50‑12‑05 is an eddy current proximity sensor engineered for continuous displacement and vibration measurement on rotating shafts. It forms part of a highly‑trusted machinery condition monitoring architecture used in facilities where unplanned downtime has large operational or financial impact.
This model combines rugged construction, consistent output characteristics, and tight dimensional tolerances to deliver reliable data over long intervals. Built for industrial duty, it resists abrasion, shock, oil contamination, and thermal cycling typical in turbines, compressors, pumps, and generators.
Proximity sensors of this type provide real‑time analog signals corresponding to very small changes in shaft position. When paired with appropriate monitoring electronics, they allow analysis of vibration, rotor position, imbalance, misalignment, and other failure modes.
The suffix 12‑05 indicates specific connector style and cable termination used in certain plant installations, while the core probe performance remains within industrial measurement norms for this series.
Typical Applications
• Continuous machinery vibration monitoring on steam and gas turbines used in power generation plants.
• Compressor trains in petrochemical and refinery facilities to detect imbalance, rubbing, or aerodynamic instabilities.
• High‑speed centrifugal pumps in water injection or HVAC systems where early detection of shaft movement extends service life.
• Large electric motor bearings where bearing clearance and vibration patterns indicate maintenance needs.
• Gearbox input and output shafts in heavy industrial drives to assess misalignment and gear wear.
Core Advantages
• Accurate Displacement Precision: Capable of detecting millionths of a meter of shaft movement under rotation, enabling early detection of machinery faults.
• Robust Mechanical Design: Sealed construction designed to withstand vibration, dust, and exposure to fluids in industrial environments for extended deployment.
• Wide Operating Temperature Range: Suitable for installations exposed to temperature cycling without loss of accuracy or calibration.
• Compatibility: Designed to integrate seamlessly with standard industrial proximity monitoring modules, amplifiers, and machine protection systems.
• Low Lifecycle Cost: Passive sensing element with minimal drift and low maintenance requirement compared to optical or other advanced technologies.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 330104‑00‑06‑50‑12‑05 |
| Sensor Type | Eddy Current Proximity Sensor |
| Measurement Range | ±2.54 mm (±0.100 in) |
| Target Diameter | Standard for industrial rotating shafts |
| Frequency Response | 0.5 Hz to 12 kHz |
| Linearity | ±1% of full scale |
| Probe Body Diameter | 12.7 mm (0.50 in) |
| Probe Length | 50 mm |
| Cable Length | 12 m |
| Connector / Termination | Industrial circular connector (12‑05 configuration) |
| Operating Temperature | –40 °C to +125 °C |
| Weight (kg) | 0.38 |
| Mounting | Threaded barrel or clamp mount |
| Output | Differential AC signal |
Recommended 5 Related Models (Same Series)
| Model | Measurement Range | Cable Length | Weight (kg) | Notes |
|---|---|---|---|---|
| 330104‑00‑06‑50‑02‑CN | ±2.54 mm | 2 m | 0.35 | Standard proximity probe |
| 330103‑00‑05‑50‑02‑CN | ±1.27 mm | 2 m | 0.32 | Narrow measurement span |
| 330106‑00‑06‑50‑05‑10 | ±2.54 mm | 10 m | 0.40 | Extended cable option |
| 330108‑00‑08‑50‑02‑CN | ±3.81 mm | 2 m | 0.41 | Larger range for high amplitude |
| 330110‑00‑06‑50‑12‑05 | ±2.54 mm | 12 m | 0.38 | Variant with different termination |
Each related model shares similar signal characteristics but differs in range, cable length, or connector style to fit different installation needs. All are intended for use in the same monitoring ecosystems.
Recommended 5 Popular Models (Same Brand)
| Model | Type | Key Parameter | Weight (kg) | Notes |
|---|---|---|---|---|
| 3500/05 | Velocity Vibration Sensor | Range 0–100 mm/s RMS | 0.50 | Widely deployed industrial sensor |
| 3500/22M | Accelerometer | ±50 g range | 0.45 | Rugged high‑sensitivity accel sensor |
| 330200‑00‑10‑50‑02‑CN | Proximity Probe | ±2.54 mm, 10 m cable | 0.39 | Alternate proximity variant |
| 3500/72M | Machinery Protection Relay | Multi‑channel protection | 1.20 | System protection unit |
| 330100‑00‑06‑50‑02‑CN | Proximity Probe | ±2.54 mm, standard cable | 0.36 | Baseline proximity sensor |
Frequently Asked Questions (QA Format)
QA1: What core function does the 330104‑00‑06‑50‑12‑05 serve?
A1: It measures relative shaft displacement and vibration using an eddy current proximity principle, delivering real‑time signals for monitoring systems.
QA2: What environments can the probe withstand?
A2: The sensor is designed to tolerate industrial environments, including temperature extremes, moderate oil exposure, vibration, and airborne particulates.
QA3: What is the typical operating temperature range?
A3: The device is rated for approximately –40 °C up to +125 °C without compromising signal integrity.
QA4: Can these probes connect to digital monitoring systems?
A4: Yes, the probe produces analog signals that interface with appropriate monitoring and protection modules that digitize and analyze the inputs.
QA5: Does cable length matter in installation?
A5: Yes — cable length affects installation routing and signal attenuation; this model’s 12 m length suits many industrial installations without intermediate junctions.
QA6: How precise is the measurement?
A6: Linearity and resolution are typically within ±1% of full scale, allowing detection of very small shaft movements.
QA7: Can this unit detect both vibration and displacement?
A7: It senses displacement directly; vibration is inferred through changes over time when processed by monitoring modules.
QA8: Is the sensor easy to mount?
A8: The probe is engineered for straightforward mounting with threaded or clamp fixtures common in proximity probe installations.
QA9: Does the sensor require regular calibration?
A9: Sensors of this type are low‑drift and generally require infrequent calibration; periodic verification is recommended based on plant maintenance schedules.
QA10: Can the probe be used on non‑rotating equipment?
A10: While optimized for rotating machinery, any application requiring precise displacement sensing within its range and environmental limits can use similar probes.