Product details
Bently Nevada 3300XL 25mm Proximity Probe
Overview
Engineered for heavy-duty applications, the Bently Nevada 3300XL 25mm Proximity Probe (Model: 330851-02-000-070-10-00-CN) delivers precision in steam turbines, compressors, and high-vibration environments. With a rugged PEEK tip and stainless-steel housing, it replaces legacy 25mm/35mm DE systems while offering enhanced thermal stability up to 200°C (392°F) continuous operation.
Key Technical Data
- Electrical Specs:
- Probe Resistance: 6.2Ω ±0.5 (center to outer conductor)
- Cable Impedance: 75Ω triaxial, ±2% tolerance
- Frequency Response: 0-10kHz (±3dB)
- Output Signal: -2V to -18V DC (gap voltage)
- Mechanical Specs:
- Thread Type: M30x2 (ISO metric)
- Case Length: 70mm (unthreaded: 0mm)
- Tip Diameter: 25.0mm ±0.1mm
- Weight: 230g (8.1oz) bare / 330g (11.6oz) armored
- Environmental Limits:
- Operating Temp: -35°C to +200°C (-31°F to +392°F)
- Peak Temp: 250°C (482°F) for ≤24 hours
- Vibration Resistance: 15g RMS (20Hz to 2kHz)
- IP Rating: IP67 (dust/water resistant)
Performance Features
- High-Temperature Cable: PFA-insulated FluidLoc cable withstands 260°C (500°F) short-term.
- Thread Torque: 68N·m recommended (50ft-lb) / 163N·m max (120ft-lb).
- Linear Range: 2.0mm (±10%) with 0.2mm resolution.
- Installation Depth: 40mm minimum into housing.
Compliance & Approvals
- ATEX/IECEx: AEx ia IIC T1-T5 Ga (Zone 0)
- UL/cUL: Class I Div 1, Groups A-D
- Marine: ABS 2009 Steel Vessels Rule 4-9-7/13
- EMC: EN 61000-6-2/4, FCC Part 15
- RoHS: Directive 2011/65/EU compliant
Ordering Details
- Model Code: 330851-02-000-070-10-00-CN
- Cable Options: 1m (3.3ft), 5m (16.4ft), 9m (29.5ft)
- Lead Time: 2-3 weeks (stock), 6-8 weeks (custom)
Contact Support
For bulk quotes or technical questions, contact [email protected]
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