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SKU:21000-28-10-20-028-04-02
21000-28-10-20-028-04-02 Bently Nevada 3300 XL Probe Assembly
Manufacturer: Bently Nevada
Product No.: 21000-28-10-20-028-04-02
Product Type: Housing Assembly
Product Origin: USA
Payment:T/T, Western Union
Weight: 1100g
Shipping port: Xiamen
Warranty: 12 months
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Tavsif
Bently Nevada 21000-28-10-20-028-04-02 Proximity Probe Housing Assembly
The Bently Nevada 21000-28-10-20-028-04-02 is a heavy-duty proximity probe housing assembly engineered for critical machinery vibration and position monitoring in hazardous industrial environments. Compliant with the API 670 standard, this assembly combines a 3300 XL 8 mm proximity probe with hazardous area approvals housed inside a corrosion-resistant aluminum body and 304 stainless steel sleeve.
Technical Specifications
| Brand / Manufacturer | Bently Nevada / Baker Hughes |
| Complete Part Number | 21000-28-10-20-028-04-02 |
| Product Family / Series | 21000 Series Proximity Probe Housing Assembly |
| Probe Type & Diameter | 3300 XL 8 mm Proximity Transducer Probe |
| Probe Penetration Length | 2.8 inches (71.12 mm) [Option -28] |
| Standoff Adapter Length | 2.0 inches (50.8 mm) [Option -10] |
| Probe Cable Length | 1.0 meter / 39 inches [Option -20] |
| Housing Material Construction | Aluminum Body with 304 Stainless Steel Sleeve |
| Mounting Thread & Conduit Fittings | 3/4-14 NPT Mounting Thread | Includes 1 × 3/4-14 NPT Plug [Option -04] |
| Hazardous Area Approval | CSA Explosion-Proof Class I, Div 1 / Class II / Class III [Option -02] |
| Temperature Ratings | Operating: -50°C to +80°C | Safety: T5 (-50°C to +40°C), T4 (-50°C to +80°C) |
| Dimensions & Net Weight | Net Weight: 1.10 kg (2.40 lbs) |
| Industry Compliance | API 670 Standard Compliant |
Quick Installation Guide
- Verify target machine casing dimensions to confirm the 2.8-inch penetration and 2.0-inch standoff lengths fit the installation port.
- Thread the 3/4-14 NPT housing sleeve into the machine port using approved hazardous-area thread sealant.
- Adjust probe gap distance to target shaft surface according to system calibration specifications prior to final lock-down.
- Route probe extension cable through explosion-proof conduit system and seal unused ports with the provided 3/4-14 NPT plug.
Technical FAQs
Q1: What hazardous area certifications does the option -02 approval rating carry?
A1: It carries CSA explosion-proof approvals for Class I, Division 1 and 2, Groups B, C, D; Class II, Groups E, F, G; and Class III environments.
Q2: Why is the standoff adapter length important for housing selection?
A2: The standoff adapter allows fine adjustment of the overall probe length outside the machine casing to ensure correct penetration into target areas.
Q3: Can the housing withstand harsh outdoor industrial environments?
A3: Yes, the combination of an aluminum body and 304 stainless steel sleeve delivers exceptional corrosion resistance and mechanical durability.
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