Description
Bently Nevada 330171-00-32-05-01-CN 5mm Proximity Probe
Precision vibration monitoring for industrial machinery. 1/4-28 UNF thread, PPS tip, stainless steel housing. Made in USA with COO available.
Part Number Breakdown
- 330171: 3300 Series 5mm Probe
- 00: 0″ unthreaded length
- 32: 3.2″ overall case length
- 05: 0.5m cable length
- 01: ClickLoc coaxial connector
- CN: Country-specific approvals
Key Specifications
- Diameter: 5mm
- Thread: 1/4-28 UNF
- Tip Material: PPS (Polyphenylene sulfide)
- Case Material: AISI 304 stainless steel
- Voltage Range: -17.5 to -26 VDC
- Current Draw: ≤12 mA
- Temp Range: -35°C to +177°C (-31°F to +351°F)
- Cable Type: 75Ω triaxial FEP
- Bend Radius: ≥25.4mm (1″)
Enhanced Technical Data
- Output Impedance: 50Ω ±5%
- DC Resistance: 7.45Ω ±0.50 (center to outer conductor)
- Torque Limits:
- Probe: 5.1 N·m recommended (7.3 N·m max)
- Connector: 0.565 N·m max
- Tensile Strength: 222N (50 lbf) cable pull
- Null Voltage: -12V ±1V @1.27mm gap
- Phase Shift: <3° @ 5 kHz
Installation Guide
- Use #3 or larger tap drill for 1/4-28 threads
- Max thread engagement: 0.375″ (9.5mm)
- Maintain 1.27mm (50 mil) target gap
- Observe cable bend radius >1″
- Apply anti-seize compound on threads
Package Includes
- 1 × 330171-00-32-05-01-CN probe
- ClickLoc connector protector
- Installation manual
- 12-month manufacturer warranty
Model Comparison
| Feature | 330171-00-32-05-01-CN | 21505-00-60-10-02 | 21505-16-40-05-02 | 21505-22-55-10-02 |
|---|---|---|---|---|
| Diameter | 5mm | 8mm | 8mm | 8mm |
| Thread | 1/4-28 UNF | 3/8-24 UNF | 3/8-24 UNF | 3/8-24 UNF |
| Cable Length | 0.5m | 1.0m | 0.5m | 1.0m |
| Temp Range | -35°C to +177°C | -34°C to +177°C | -34°C to +177°C | -34°C to +177°C |
| Best For | Compact machinery | Power generators | Pump bearings | Compressor shafts |
FAQ
Q: Is this probe explosion-proof?
A: No, standard industrial version (for hazardous areas consider ATEX models)
Q: Minimum target size requirement?
A: 1.5× probe diameter (7.5mm minimum)
Q: Can I use this with 3300 XL systems?
A: Yes, fully compatible with 3300 monitoring systems











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