Bently Nevada 330701-00-40-10-11-05 – 3300 XL 11 mm Proximity Probe
Description
High-performance eddy current probe for radial vibration and axial position measurement. 3300 XL series delivers superior linearity and thermal stability. Ideal for turbomachinery, compressors, and critical rotating assets. Made in U.S.A with PPS tip and 304 SST case. Supports 1, 5, or 9 m triaxial FEP cable. Multiple agency approvals for hazardous areas.
Technical Specifications
| Brand | Bently Nevada |
| Model | 330701-00-40-10-11-05 |
| Series | 3300 XL 11 mm Proximity Probe |
| Thread | 1/2-20 UNF, no armor |
| Unthreaded Length | 0.0 inch |
| Overall Case Length | 4.0 inch |
| Total Length | 1.0 metre (3.3 feet) |
| Connector | Miniature coaxial ClickLoc, connector protector, FluidLoc cable |
| Agency Approval | Multiple Approvals (EPL Ga/Gc/Dc) |
| Tip Material | Polyphenylene sulfide (PPS) |
| Case Material | AISI 304 stainless steel (SST) |
| Cable Spec | 75 Ω triaxial, FEP insulated, 1/5/9 m |
| DC Resistance (1m) | 5.9 ± 0.5 ohms (center to outer) |
| Max Thread Engagement | 0.750 in (1/2-20) |
| Recommended Torque | 15.2 N•m (133 in•lb) |
| Max Torque | 45.2 N•m (400 in•lb) |
| Connector Torque | Finger tight / 0.565 N•m max |
| Min Bend Radius | 25.4 mm (1.0 in) |
| Operating Temp | -51°C to +177°C (-60°F to +351°F) |
| Storage Temp | -51°C to +177°C |
| Pressure Seal | Viton O-ring (differential pressure) |
| Shipping Weight | 0.17 Kg |
Measurement & Performance
- Linear Range: 2 mm (80 mils) with ±0.5% linearity
- Sensitivity: 7.87 V/mm (200 mV/mil) nominal
- Frequency Response: DC to 10 kHz (-3 dB)
- Resolution: 0.01 µm (ultra-fine for bearing monitoring)
- Temperature Stability: ±0.05% per °C typical
- Interference Immunity: Shielded triaxial cable, high RFI/EMI rejection
- Environmental: Sealed to 0.69 MPa (100 psi), FEP cable resists oil/water
Installation Guide
- Thread engagement: 0.750 in max for 1/2-20
- Torque: 15.2 N•m recommended, 45.2 N•m max
- Connector torque: finger tight, 0.565 N•m max
- Cable bend radius: 25.4 mm minimum
- Gap setting: Use 3300 XL 5 mm or 8 mm extension cables
- Mounting: Probe case seals differential pressure – Viton O-ring
Debug & Maintenance
- Self-diagnostics: Built-in coil integrity check via DC resistance
- Visual inspection: Check connector and cable for FEP damage
- Calibration: Use Bently Nevada TK-3 or 3300 XL fixture
- Maintenance: Clean tip with isopropyl alcohol, no abrasive
- Storage: Keep within -51°C to +177°C
Compatibility
- Proximitor: 3300 XL 5 mm, 8 mm, or 11 mm
- Monitor: 3500, 1900, or 2300 series
- Extension cable: 3300 XL 5 mm or 8 mm (75 Ω)
- System: Bently Nevada vibration monitoring systems
Certifications
- Multiple Approvals – EPL Ga, Gc, Dc
- Temperature Class T1..T5 for gas (probe only)
- Temperature Class T280..T90 for dust
- IECEx, ATEX, CSA, FM (pending specific configuration)
- Complies with API 670 and ISO 10817-1
Package List
- 1 x 3300 XL 11 mm probe (330701-00-40-10-11-05)
- 1 x connector protector (ClickLoc)
- 1 x calibration certificate (traceable)
- 1 x installation manual
Warranty
- 12-month warranty against manufacturing defects
- Covers material and workmanship (excludes misuse)
Shipping
- Global express via FedEx, UPS, DHL
- Tracking number provided within 24 hours
- Shipping weight: 0.17 Kg
Typical Applications
- Radial vibration on steam/gas turbines
- Axial position of thrust bearings
- Compressor shaft monitoring
- Pump and fan condition monitoring
- Gearbox and motor shaft runout
Diagnostic Capability
- Detects shaft rub, misalignment, bearing wear
- Sub-synchronous and synchronous analysis
- Gap voltage output for static position
- Works with Bently System 1 software
FAQ
- Can I use this with 5 mm extension cable? Yes, 75 Ω triaxial.
- Is pressure seal tested? Not standard – custom test available.
- What if temperature below -34°C? May degrade pressure seal life.
- Max pressure rating? Probe seals differential, case rated to 0.69 MPa.
- Which thread adapter? M16x1.5 max engagement 24 mm.
Why Buy From Oiltech Controls?
- 15+ years industrial automation spare parts experience
- Global shipment support to over 80 countries
- Tested industrial surplus / refurbished – fully verified
- 12-month warranty on all products
- Technical verification before shipment (functional testing)
- Support for obsolete control systems (GE, Emerson, etc.)
Contact:
Email: info@oiltechcontrols.com
WhatsApp: +86 158 8020 0923
Original Source: https://www.oiltechcontrols.com/
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