Description
Bently Nevada 21000 Explosion-Proof Proximity Probe Housing
21000-28-10-20-050-04-02: Factory-Sealed & Warranty: New original unit with 12-month protection. Built for harsh industrial environments.
Critical Specifications
- Part No.: 21000-28-10-20-050-04-02
- Probe: 3300 XL 8 mm (ATEX/IECEx ready)
- Cable: 1.0 m (39 in) high-flex jacket
- Max. Installation Depth: 17 in (43.18 cm)
- Thread Type: 3/4-14 NPT (anti-corrosion)
- Housing Material: Aluminum + 304 SS
- Certified Temp: -58°F to +176°F (-50°C to +80°C)
Suffix Details (Customizable)
- 28: 8 mm probe with hazardous area connector
- 10: 1.0 m extended cable (39 in)
- 20: 2 in standoff for clearance
- 050: 5 in adjustable probe depth
- 04: 3/4-14 NPT plug included
- 02: NPT mounting thread
Industrial Use Cases
- Power Generation: Monitor turbine shaft vibration trends in coal/gas plants
- Oil Refineries: Detect pump cavitation in Zone 1 explosive areas
- Wastewater Systems: Track motor imbalance in humid, corrosive settings
Certifications
- CSA Class I Div 1/2 (Groups C, D)
- API 670 Compliance for machinery protection
- RoHS 2011/65/EU
- Non-incendive circuit (DWG 140979)
What’s in the Box?
- Pre-assembled housing
- Explosion-proof dome cover
- Sealing O-rings & NPT plug
- Installation manual
Expert Support: Contact sales@ubestplc.com for OEM bulk orders or custom configurations.











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