• Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe
  • Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe
  • Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe
  • Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe
Technical Specification Report – 330851-01-000-070-10-00-05 1. Product Overview The 330851-01-000-070-10-00-05 is a compact eddy current proximity probe assembly designed for high-precision, non-contac……
Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe
  • Bently Nevada
  • 330851-01-000-070-10-00-05
  • 3300 XL 25mm Proximity Probe
  • USA
  • 2 m / 5 m / 10 m
  • 0.25kg
  • Xiamen, China
  • New & In Stock
  • T/T, PayPal, Western Union
  • 1 Year
  • 1-3 Working Days
  • DHL, UPS, TNT, FedEx and EMS.
  • 24-Hour Service
  • COO
  • 5

Our advantage

Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe

Global Logistics

We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.

Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe

Brand new and original

Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.

Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe

24-hour service

We provide 7*24 hours service to our customers. We will be there whenever you need us.

Bently Nevada 330851-01-000-070-10-00-05 3300 XL 25mm Proximity Probe

Price advantage

All our products are priced very favorably because we have our own warehouse and supply.


Company Information
E-mail [email protected]
Mobile +8615980777398
Whatsapp +8615980777398
WeChat 15980777398

Technical Specification Report – 330851-01-000-070-10-00-05


1. Product Overview

The 330851-01-000-070-10-00-05 is a compact eddy current proximity probe assembly designed for high-precision, non-contact measurement of shaft vibration, axial displacement, and rotor movement in rotating machinery systems.

This model belongs to a compact probe configuration optimized for extended-range installation variants within small-to-medium shaft monitoring applications. It is widely used in continuous condition monitoring systems where reliable displacement feedback is required under harsh industrial operating conditions.

The system operates by generating a high-frequency electromagnetic field at the probe tip. Any variation in the distance between the probe and a conductive metallic surface produces a proportional change in coil impedance, which is converted into a stable voltage signal.


2. Brand Information

  • Brand category: Industrial condition monitoring instrumentation manufacturer
  • Product type: Eddy current proximity probe system
  • Application field: Rotating machinery vibration and displacement monitoring
  • Technology principle: Electromagnetic eddy current sensing

3. Product Series

  • Series family: 3300 XL NSv Proximity Transducer System

This series is designed for compact machinery applications requiring high sensitivity, stable output, and long-term operational reliability in constrained installation environments.

System composition:

  • Proximity probe
  • Extension cable
  • Signal conditioning module

4. Product Application Areas

The 330851-01-000-070-10-00-05 is commonly used in industrial machinery monitoring environments such as:

  • Small and medium gas turbines
  • High-speed compressors
  • Industrial pumps
  • Electric motor drive systems
  • Gearbox assemblies
  • Auxiliary rotating equipment
  • Marine propulsion auxiliary systems
  • Process industry rotating machinery

Functional monitoring includes:

  • Shaft radial vibration measurement
  • Axial displacement monitoring
  • Rotor dynamic behavior tracking
  • Bearing condition evaluation
  • Machinery health diagnostics

5. Technical Parameters

5.1 Electrical Characteristics

Parameter Specification
Operating voltage 24 V DC
Output signal Analog voltage signal
Measurement principle Eddy current induction
Output impedance Industrial low impedance design
Frequency response Up to 10 kHz
Signal stability High long-term stability

5.2 Measurement Performance

Parameter Specification
Measurement range 0 – 2 mm (NSv configuration variant)
Resolution ≤ 1 μm
Accuracy ±0.25% – ±0.5% FS
Linearity High linear response
Repeatability Excellent consistency

5.3 Environmental Conditions

Parameter Specification
Operating temperature -40°C to +120°C
Storage temperature -55°C to +125°C
Humidity 5% – 95% non-condensing
Vibration resistance Industrial-grade robustness
EMI protection Strong electromagnetic shielding

5.4 Mechanical Specifications

Parameter Specification
Probe design Compact NSv miniature type
Cable type Shielded coaxial cable
Cable length options 2 m / 5 m / 10 m
Total system weight ~0.25 kg
Probe weight ~0.06 kg
Installation type Threaded mounting structure

6. Working Principle

The system operates based on eddy current induction:

  • The probe generates a high-frequency electromagnetic field
  • Conductive target surface induces eddy currents when distance changes
  • Coil impedance varies proportionally with gap variation
  • Signal conditioning module converts this change into a calibrated voltage output

This enables precise non-contact measurement of micro-level shaft movement.


7. Product Advantages

7.1 Extended-Range NSv Configuration

  • Suitable for wider installation tolerance variants
  • Stable measurement performance across extended probe configurations
  • Designed for flexible industrial integration

7.2 High Stability Performance

  • Reliable signal output under vibration and thermal stress
  • Low drift over long operating cycles
  • Suitable for continuous 24/7 monitoring systems

7.3 Strong Environmental Adaptability

  • Resistant to oil mist, dust, and contamination
  • Strong EMI shielding for industrial environments
  • Stable operation in harsh mechanical conditions

7.4 Easy Installation

  • Compact probe structure
  • Flexible mounting compatibility
  • Simplified maintenance and replacement

7.5 High Precision Output

  • Sub-micron resolution capability
  • Excellent linearity across operating range
  • Suitable for predictive maintenance systems

8. Industrial Value

  • Prevents unexpected machinery failure
  • Improves operational safety and reliability
  • Reduces maintenance cost and downtime
  • Enhances early fault detection capability
  • Extends equipment service life

9. Related Models (Same Series / Closely Related)

9.1 3300 XL NSv Extended Configuration Variants

Parameter 330851-01-000-070-10-00-05 330850-90-000-070-10-00-05 330852-01-000-070-10-00-05 330853-01-000-070-10-00-05 330854-01-000-070-10-00-05
Measurement type Eddy current displacement Eddy current displacement Eddy current displacement Eddy current displacement Eddy current displacement
Voltage 24 V DC 24 V DC 24 V DC 24 V DC 24 V DC
Frequency response Up to 10 kHz Up to 10 kHz Up to 10 kHz Up to 10 kHz Up to 10 kHz
Measurement range 0–2 mm 0–2 mm 0–2 mm 0–2 mm 0–2 mm
Accuracy ±0.25–0.5% FS ±0.25–0.5% FS ±0.25–0.5% FS ±0.25–0.5% FS ±0.25–0.5% FS
Dimensions Compact NSv probe Compact NSv probe Compact NSv probe Compact NSv probe Compact NSv probe
Weight (kg) 0.25 kg 0.25 kg 0.25 kg 0.25 kg 0.25 kg

9.2 Five Related Models in Same Ecosystem

Parameter 330780-NS-70-10-00 330881-28-NS-70-10-02 330103-00-NS-70-10-02-00 330106-05-NS-70-10-02-00 330104-00-NS-70-10-02-00
System type Proximity probe Signal module Proximity probe Proximity probe Proximity probe
Technology Eddy current Eddy current Eddy current Eddy current Eddy current
Voltage 24 V DC 24 V DC 24 V DC 24 V DC 24 V DC
Frequency range Up to 10 kHz Up to 10 kHz Up to 10 kHz Up to 10 kHz Up to 10 kHz
Measurement range 2–5 mm 2–5 mm 2–5 mm 2–5 mm 2–5 mm
Accuracy ±0.5% FS ±0.5% FS ±0.5% FS ±0.5% FS ±0.5% FS
Dimensions 80×120×35 mm 110×160×50 mm 85×130×35 mm 85×130×35 mm 85×130×35 mm
Weight (kg) 0.18 kg 1.9 kg 0.95 kg 0.95 kg 0.95 kg

9.3 Five Popular Models (Same Product Family)

Parameter 330901-01-70-10-02-05 330905-01-70-10-02-00 330909-01-70-10-02-05 330910-01-70-10-02-00 330930-01-70-10-02-00
Product type Proximity probe Signal conditioner High sensitivity probe Vibration probe Industrial probe unit
Technology Eddy current Eddy current Eddy current Eddy current Eddy current
Voltage 24 V DC 24 V DC 24 V DC 24 V DC 24 V DC
Frequency response Up to 10 kHz Up to 10 kHz Up to 10 kHz Up to 10 kHz Up to 10 kHz
Measurement range 5 mm 5 mm 7 mm 5 mm 5 mm
Accuracy ±0.5% FS ±0.5% FS ±0.25% FS ±0.5% FS ±0.5% FS
Dimensions 90×140×40 mm 120×180×60 mm 100×160×50 mm 90×140×40 mm 90×140×40 mm
Weight (kg) 1.8 kg 2.5 kg 2.1 kg 1.7 kg 1.5 kg

10. Summary

The 330851-01-000-070-10-00-05 is an extended-configuration NSv eddy current proximity probe designed for precise displacement monitoring in rotating machinery. It provides stable long-term performance, strong environmental resistance, and high measurement sensitivity, making it suitable for modern industrial condition monitoring and predictive maintenance systems.



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