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21000-28-05-00-021-03-02

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The Bently Nevada 21000-28-05-00-021-03-02 Proximity Probe Housing Assembly is designed for external mounting of 3300 XL 8 mm proximity probes in industrial monitoring systems. It provides secure probe installation with CSA hazardous area approvals and compliance with API 670 standards.
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Technical specifications for 21000-28-05-00-021-03-02

  • Manufacturer:
    Bently Nevada
  • Part Number:
    21000-28-05-00-021-03-02
  • Product Family:
    21000, 24701, and 164818 Proximity Probe Housing A
  • Probe with Connector:
    3300 XL 8mm probe, selectable hazardous area approvals
  • Probe Cable Length:
    0.5 m (20 in)
  • Standoff Adapter (Option C Dimension):
    No standoff adapter
  • Probe Penetration (Option D Dimension):
    2.1 in
  • Fittings:
    One 3/4-14 NPT plug One 3/4-14 to 1/2-14 NPT reducer One cable seal grip with grommets for the following cable sizes: • 1/8 to 3/16 inches • 1/4 to 5/16 inches • 5/16 to 3/8 inches
  • Mounting Thread:
    3/4-14 NPT
  • Weight:
    1.05 kg
  • Estimated shipping dimensions:
    30.5x8.5x8.5cm
  • Tariff Code:
    9025199090
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Diagnostic Application Safety Monitoring

Features:

  • CSA certified explosion-proof housing designed for hazardous industrial environments with API 670 compliance.
  • Direct-mounted structure without standoff adapter for simplified installation and stable probe positioning.
  • Flexible cable sealing system supporting multiple cable sizes with secure NPT threaded connections.
The Bently Nevada 21000-28-05-00-021-03-02 Proximity Probe Housing Assembly is designed for industrial monitoring systems requiring externally mounted proximity probes. It provides a secure enclosure for 3300 XL 8 mm probes with selectable hazardous area approvals. The Bently Nevada 21000-28-05-00-021-03-02 ensures stable installation and reliable mechanical protection. It is suitable for applications where safety certification and measurement stability are required. The housing supports consistent probe alignment in demanding environments.

The Bently Nevada 21000-28-05-00-021-03-02 features a 0.5 m (20 in) probe cable length and a 2.1 in probe penetration depth. It is designed without a standoff adapter, allowing a more direct installation structure. The Bently Nevada 21000-28-05-00-021-03-02 uses a 3/4-14 NPT mounting thread for standard industrial integration. Included fittings such as NPT plug, reducer, and cable seal grip provide flexible connection options. These elements ensure proper installation and sealing performance.

The Bently Nevada 21000-28-05-00-021-03-02 is certified for hazardous area use with CSA approval and explosion-proof rating. It is compliant with API 670 standards and classified as a CSA Type 4 enclosure. Compared with stainless steel variants in the same product family, the Bently Nevada 21000-28-05-00-021-03-02 provides a lightweight aluminum construction while maintaining certified safety performance. It is designed for industrial environments requiring both compliance and durability. The assembly supports long-term stable operation in monitoring systems.

The 21000-28-05-00-021-03-02 Bently Nevada Proximity Probe Housing Assembly may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Bently Nevada 21000-28-05-00-021-03-02 Proximity Probe Housing Assembly Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Bently Nevada 21000-28-05-00-021-03-02 Proximity Probe Housing Assembly Specs

General

  • Manufacturer GE / Bently Nevada
  • Model 21000-28-05-00-021-03-02
  • Condition New Original ready stock
  • Product Family 21000-28-05-00-021-04-02,21000-34-05-00-021-03-02,21000-33-05-00-021-03-02
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Fault Early Warning: Identifies bearing wear or rotor imbalance in advance by capturing minute offsets in the shaft center position in real time.
  • Precision Measurement: Provides high-quality dynamic signals for background analysis software, helping engineers determine the health status of rotating components.
  • Shutdown Analysis: Identifies collision risks or overload causes by retrospectively analyzing historical data during unplanned equipment shutdowns.
  • Performance Evaluation: Assists in recording axial displacement changes of equipment under different loads, optimizing the operating efficiency of rotating machinery.
  • Oil Refining: Installed on pumps, fans, and centrifuges to ensure the safe operation of rotating machinery in flammable and explosive areas.
  • Power Energy: Used for journal position monitoring in water turbines and steam turbines to prevent mechanical interference under high-speed rotation.
  • Heavy Mining: Protects the transmission system stability of large equipment such as crushers and mills in harsh environments.
  • Key Support: As a standardized component for OEM equipment manufacturers, integrated into displacement monitoring systems of various types of closed bearing housings.
  • Continuous Monitoring: Provides 24/7 uninterrupted probe protection, ensuring monitoring signals are not interrupted by external interference.
  • Interlock Protection: When monitored values ​​exceed preset safety limits, the system automatically alarms or performs an emergency shutdown interlock.
  • Signal Isolation: A robust housing prevents electromagnetic interference from entering the sensing circuit, ensuring the reliability of signals received by the control system.
  • Environmental Barrier: Maintains the electrical connection safety of internal sensors even in environments with oil and gas leaks or high-pressure flushing.
Description
The Bently Nevada 21000-28-05-00-021-03-02 Proximity Probe Housing Assembly is used for securely mounting 3300 XL 8 mm probes with selectable hazardous area approvals. It is designed for external installation in industrial machinery monitoring applications. The Bently Nevada 21000-28-05-00-021-03-02 supports reliable probe positioning and stable measurement conditions.

The Bently Nevada 21000-28-05-00-021-03-02 features a probe cable length of 0.5 m (20 in) and a probe penetration of 2.1 in. It is designed without a standoff adapter, simplifying the installation structure. The Bently Nevada 21000-28-05-00-021-03-02 ensures direct mounting through a 3/4-14 NPT threaded connection.

The Bently Nevada 21000-28-05-00-021-03-02 includes one 3/4-14 NPT plug, one 3/4-14 to 1/2-14 NPT reducer, and a cable seal grip with grommets supporting cable sizes from 1/8 to 3/8 inches. These fittings provide secure sealing and flexible cable accommodation. The Bently Nevada 21000-28-05-00-021-03-02 is engineered for stable conduit and cable integration.

The Bently Nevada 21000-28-05-00-021-03-02 is available with CSA approvals and is rated explosion-proof for hazardous areas. It is certified as a CSA Type 4 enclosure and complies with API 670 standards for externally mounted proximity probe housings. Compared with stainless steel housing options in the same series, the Bently Nevada 21000-28-05-00-021-03-02 aluminum housing offers a lightweight alternative while maintaining certified protection performance.
Alternative Names
21000-28-05-00-021-03-01 21000-28-05-00-021-03-04 21000-28-05-00-021-01-02 21000-28-05-00-021-02-02 21000-28-05-00-021-00-02
Technical notes
The Bently Nevada 21000-28-05-00-021-03-02 is designed for a 3300 XL 8 mm probe with a cable length of 0.5 m (20 in) and a probe penetration of 2.1 in, without a standoff adapter. It includes one 3/4-14 NPT plug, one 3/4-14 to 1/2-14 NPT reducer, and a cable seal grip with grommets supporting cable sizes from 1/8 to 3/8 inches, using a 3/4-14 NPT mounting thread. The Bently Nevada 21000-28-05-00-021-03-02 is CSA approved, rated explosion-proof, certified as a CSA Type 4 enclosure, and compliant with API 670 standards for externally mounted proximity probe housings.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Why is CSA approval important for the Bently Nevada 21000-28-05-00-021-03-02?
CSA approval confirms its suitability for hazardous area use. It ensures compliance with safety requirements for industrial environments.
What probe type is compatible with the Bently Nevada 21000-28-05-00-021-03-02?
It is compatible with 3300 XL 8 mm proximity probes. These probes include selectable hazardous area approvals.
What standards does the Bently Nevada 21000-28-05-00-021-03-02 comply with?
It complies with API 670 standards for externally mounted probe housings. This ensures compatibility with industry monitoring requirements.
How is cable management handled in the Bently Nevada 21000-28-05-00-021-03-02?
It includes a cable seal grip with multiple grommets for different cable sizes. This ensures secure and flexible cable routing.

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