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SKU:21000-28-05-20-065-03-02
Bently Nevada 21000-28-05-20-065-03-02 Aluminum Sensor Housing
Manufacturer: Bently Nevada
Product No.: 21000-28-05-20-065-03-02
Product Type: Housing Assembly
Product Origin: USA
Payment:T/T, Western Union
Weight: 1100g
Shipping port: Xiamen
Warranty: 12 months
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Bently Nevada 21000-28-05-20-065-03-02 Technical Overview
The Bently Nevada 21000-28-05-20-065-03-02 is a rugged, CSA-certified proximity probe housing assembly engineered to protect 8mm eddy current proximity sensors in demanding industrial environments. Fully compliant with API 670 standards, this explosion-proof enclosure features an aluminum body combined with a 304 stainless steel probe sleeve to ensure reliable mechanical protection, environmental sealing, and accurate shaft vibration or position measurement on critical rotating machinery.
Part Number Breakdown
- 21000: Proximity Probe Housing Assembly Base Series
- 28: Probe Option — 3300 XL 8mm Probe
- 05: Unthreaded Length — 0.5 inches
- 20: Overall Case Length — 2.0 inches
- 065: Total Sleeve Length — 6.5 inches
- 03: Fitting Option — 3/4-14 NPT Thread Fitting
- 02: Standoff Adapter Option — 2.0 inch Standoff Adapter
Technical Specifications Table
| Parameter | Specification |
|---|---|
| Manufacturer / Brand | Bently Nevada (Baker Hughes) |
| Full Catalog Number | 21000-28-05-20-065-03-02 |
| Sensor Compatibility | 3300 XL 8mm Proximity Transducer System |
| Housing & Sleeve Material | Aluminum Body with 304 Stainless Steel Sleeve |
| Process Connection / Fitting | 3/4-14 NPT Conduit Entry / Thread Mount |
| Standoff Adapter | 2.0 Inch Standoff Adapter Included |
| Operating Temperature Range | -50°C to +80°C (-58°F to +176°F) |
| Hazardous Area Certifications | CSA Certified (Class I, II, III Explosion-Proof), RoHS |
| Assembly Net Weight | Approximately 1.1 kg (2.4 lbs) |
Key Features & Installation Notes
Weighing approximately 1.1 kg (2.4 lbs), the 21000-28-05-20-065-03-02 features an aluminum main body equipped with a dome cover and a 3/4-14 NPT threaded connection for rigid field installation. It includes a 2-inch standoff adapter and a complete 3-in-1 fitting kit with specialized cable seals and high-temperature O-rings. Rated for extreme operating conditions between -50°C and +80°C, this housing prevents moisture ingress and hazardous gas entry, making it an ideal choice for chemical processing plants, mining equipment, and offshore oil platforms.
Frequently Asked Questions (FAQs)
Q1: What certifications does this housing carry?
A1: It is CSA certified for Class I, II, and III hazardous areas and complies with API 670.
Q2: What probe type fits inside this assembly?
A2: It is designed specifically to accommodate Bently Nevada 3300 XL 8mm proximity probes.
Q3: What are the primary construction materials?
A3: The main housing body is aluminum paired with a 304 stainless steel probe sleeve.
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