Product Overview
The Bently Nevada 21000-28-10-15-030-04-02 is a precision-engineered proximity probe housing assembly designed for reliable vibration monitoring in critical rotating machinery. This industrial automation module ensures accurate probe positioning and protection in demanding environments, making it an essential component for predictive maintenance programs.
Key Specifications
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Model: 21000-28-10-15-030-04-02
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Probe Option: 3300 XL 8 mm probe with connector, selectable hazardous area approvals
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Probe Cable Length: 1.0 m (39 in)
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Standoff Adapter: 1.5 in (38 mm)
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Probe Penetration: 3 in
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Fitting Option: One 3/4-14 NPT plug only
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Mounting Thread: 3/4-14 NPT
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Material: Aluminum body with 304 stainless steel sleeve
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Weight: 1.1 kg (2.4 lb) typical, without fittings
Detailed Specifications
| Parameter |
Value |
| Probe Cable Length |
1.0 m |
| Maximum (C)+(D) with visible probe (P/N and S/N) |
17.0 in (43.18 cm) |
| Maximum (C)+(D) Dimension |
32.9 in (83.5 cm) |
| Weight |
1.1 kg (2.4 lb) typical, without fittings |
Construction and Components
The 21000-28-10-15-030-04-02 housing assembly includes a dome cover that screws into the body, threaded ports for conduit connections, a probe sleeve of optional length, O-rings, a reverse mount proximity probe, a thread seal, optional conduit fittings, and an optional standoff adapter. These components work together to provide a robust, sealed enclosure for the proximity probe.
Certifications and Compliance
This Bently Nevada 21000-28-10-15-030-04-02 housing is CSA certified for explosion-proof applications in hazardous areas. It meets the requirements for Class I Divisions 1 and 2 Groups C and D, Class II Divisions 1 and 2 Groups E, F, and G, and Class III. The enclosure is rated Type 4, with temperature classifications T5 @ Ta = -50°C to +40°C and T4 @ Ta = -50°C to +80°C. It is also RoHS compliant (Directive 2011/65/EU) and fully compliant with the American Petroleum Institute's (API) 670 Standard for externally mounted proximity probe housings.
Applications
This housing assembly is ideal for use in turbines, compressors, pumps, and other rotating equipment where continuous vibration monitoring is critical. Its explosion-proof design makes it suitable for oil and gas, chemical, and power generation facilities. The 21000-28-10-15-030-04-02 ensures reliable probe performance, reducing unplanned downtime and extending machinery life.
Installation Guidance
Proper installation is key to accurate measurements. Ensure the mounting thread (3/4-14 NPT) is clean and properly sealed. Verify the probe penetration depth (3 in) and standoff adapter length (1.5 in) match your application requirements. Use appropriate conduit connections to maintain the enclosure rating.
Maintenance and Reliability
Regular inspection of the housing and probe is recommended to ensure optimal performance. Check for any signs of wear on O-rings or seals and replace them as needed. Keeping the housing clean and free from debris will help maintain its explosion-proof integrity.
Buying Guide
When ordering, verify the complete part number 21000-28-10-15-030-04-02 to ensure it matches your system configuration. This unit is supplied new and in original factory packing, backed by a 12-month warranty. For additional support or to discuss your specific requirements, PLC Source PRO is your reliable partner for industrial automation spares.