Bently Nevada 21502-01 8mm Proximity Probe

Product Introduction

The Bently Nevada 21502-01 8mm Proximity Probe is a high-precision industrial sensor designed to provide accurate shaft displacement and vibration measurements for rotating machinery. Part of the Bently Nevada 2150 series, this probe is engineered for demanding industrial environments, including turbines, compressors, pumps, and generators. It offers robust performance in high-temperature, high-vibration, and harsh chemical environments. The probe’s linear output ensures reliable signal quality, supporting predictive maintenance programs and machinery protection systems. Its compatibility with Bently Nevada monitoring equipment allows seamless integration into existing condition monitoring frameworks.

Product Specifications

Applications

The 21502-01 probe is used across a variety of industrial monitoring scenarios:

• Turbomachinery Monitoring: Provides precise radial shaft displacement and vibration data for turbines.

• Rotating Equipment Protection: Works with monitoring systems to detect early signs of rotor imbalance, misalignment, or wear.

• Vibration Analysis: Supports condition-based maintenance and vibration trend analysis for industrial equipment.

• R&D and Test Labs: Used in rotor dynamics testing, alignment studies, and machinery design validation.

• Harsh Environment Operations: Resistant to elevated temperatures and industrial contaminants, ensuring dependable performance.

Advantages

• High Precision: Linear AC output provides accurate displacement measurements.

• Durable Construction: Stainless steel housing resists mechanical stress and industrial hazards.

• Signal Stability: Coaxial output minimizes electrical noise, ensuring high-quality data.

• Compact yet Robust: Optimized for installation in confined spaces without compromising performance.

• Wide Temperature Range: Reliable operation from -40°C to +120°C.

• System Compatibility: Designed for seamless integration with Bently Nevada 2150 series monitoring systems.

FAQ

1. What type of signal does the 21502-01 probe output?
   The probe outputs an AC voltage signal proportional to shaft displacement.

2. What is the linearity specification of this probe?
   The linearity is ±1% of full-scale measurement.

3. What is the operating temperature range?
   The probe operates reliably between -40°C and +120°C.

4. Can the probe operate in high-vibration environments?
   Yes, it is designed to function accurately under high vibration conditions.

5. What is the response frequency range?
   The probe responds instantly to vibration frequencies within the rated range of the 2150 monitoring system.

6. Is the probe suitable for high-speed rotating machinery?
   Yes, it accurately monitors displacement and vibration in high-speed rotors.

7. How is the probe installed?
   It is mounted with a threaded housing and aligned coaxially with the shaft.

8. What is the insulation resistance requirement?
   Insulation resistance is ≥100 MΩ at 500 VDC.

9. Can the probe measure axial as well as radial displacement?
   The probe measures radial displacement; axial measurement requires additional system setup.

10. How is signal stability maintained over long-term operation?
    Robust coil design, high-quality materials, and coaxial connections ensure minimal drift and consistent output.

Related Models / 2150 Series

Popular Bently Nevada Models

FAQ

1. What type of signal does the 21502-01 probe output?
   The probe outputs an AC voltage signal proportional to shaft displacement.

2. What is the linearity specification of this probe?
   The linearity is ±1% of full-scale measurement.

3. What is the operating temperature range?
   The probe operates reliably between -40°C and +120°C.

4. Can the probe operate in high-vibration environments?
   Yes, it is designed to function accurately under high vibration conditions.

5. What is the response frequency range?
   The probe responds instantly to vibration frequencies within the rated range of the 2150 monitoring system.

6. Is the probe suitable for high-speed rotating machinery?
   Yes, it accurately monitors displacement and vibration in high-speed rotors.

7. How is the probe installed?
   It is mounted with a threaded housing and aligned coaxially with the shaft.

8. What is the insulation resistance requirement?
   Insulation resistance is ≥100 MΩ at 500 VDC.

9. Can the probe measure axial as well as radial displacement?
   The probe measures radial displacement; axial measurement requires additional system setup.

10. How is signal stability maintained over long-term operation?
    Robust coil design, high-quality materials, and coaxial connections ensure minimal drift and consistent output.

Related Models / 2150 Series

Popular Bently Nevada Models

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