21505-22-55-10-02 8 mm Probe Proximity Probe Bently Nevada
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21505-22-55-10-02: Industrial Vibration Probe with Armored Cable
Product Overview
Factory-New Bently Nevada proximity probe featuring stainless steel armored cable for harsh environments. Complete with 12-month manufacturer warranty.
Configuration Options
| Part Number Segment | Configuration | This Model |
| 21505- | Base Model | 7200 Series Proximity |
| 22 | Unthreaded Length | 2.2 inches (55.9mm) |
| 55 | Overall Case Length | 5.5 inches (140mm) |
| 10 | Cable Length | 1.0 meter (±10") |
| 02 | Connector Type | Miniature Male Coaxial |
Technical Specifications
- Thread Specification: 3/8-24 UNF
- Measurement Sensitivity: 7.87 V/mm ±9.5%
- Hysteresis: < 0.5% full scale
- Rise Time: 35 µs (10-90% step response)
- Dielectric Strength: 1500V AC for 1 minute
- Cable Capacitance: 30 pF/ft maximum
- Radiation Hardness: 10^6 rads total dose
Environmental Durability
| Vibration Resistance | 10g peak (20-2000Hz) |
| Shock Survival | 100g (11ms half-sine) |
| EMI Protection | 20V/m (80MHz-1GHz) |
| Ingress Protection | IP67 (submersible to 1m) |
| Cable Flex Life | >5 million cycles |
Model Comparison
| Model | Unthreaded | Case Length | Armor | Application |
|---|---|---|---|---|
| 21505-00-60-10-02 | Standard | 6.0" | No | General purpose |
| 21505-00-32-10-02 | Standard | 3.2" | No | Space-constrained |
| 21505-22-55-10-02 | 2.2" | 5.5" | Yes | Harsh environments |
| 21505-22-55-10-02 | 2.2" | 5.5" | Yes | Extreme conditions |
Package Contents
- 21505-22-55-10-02 probe assembly
- Stainless steel mounting hardware
- Calibration traceability certificate
- Installation template
Warranty & Shipping
12-month performance warranty. Global shipping via DHL/FedEx/UPS with hazardous material documentation.
FAQs
Q: When is armored cable necessary?
A: Essential in areas with abrasion risks, high EMI, or where cables could be crushed.
Q: What's the benefit of 2.2" unthreaded length?
A: Allows precise positioning in deep mounting bosses without thread engagement.
Q: Can it monitor gear mesh frequencies?
A: Yes - 10kHz response captures events up to 600,000 CPM.