Description
🔹 Compact · rugged · 3300 NSv Proximity Probes
- Brand: Bently Nevada · model: 330910-03-09-05-02-05 · series: NSv Proximity Probes with M10×1 armor.
- New & original, factory sealed. 12‑month warranty included.
- Ideal for compressors, turbines, pumps. Enhanced chemical resistance vs 3300 RAM.
- Linear range 1.5 mm (60 mils), scale factor 7.87 V/mm (200 mV/mil).
- Multiple approvals (-05) – ready for hazardous locations.
📐 Part number tree · 330910-03-09-05-02-05
- 330910 = 3300 NSv probe, M10×1 thread, with stainless steel armor
- -03 = unthreaded length: 30 mm
- -09 = overall case length: 90 mm
- -05 = total probe length: 0.5 m (20 in)
- cable included, FEP insulated 75 Ω coaxial
- -02 = connector: miniature coaxial ClickLoc, std cable
- -05 = agency approvals: multiple (ATEX, IECEx, etc.)
⚙️ Core specifications · hierarchical
- Measurement performance
- Linear range: 1.5 mm (60 mils) · 0.25 mm to 1.75 mm gap
- Incremental scale factor (ISF): 7.87 V/mm ±12.5%/-20%
- Deviation from straight line (DSL): < ±0.06 mm (±2.3 mils)
- Frequency response: 0 – 10 kHz (+0/‑3 dB) with 305 m cable
- Electrical data
- Probe dc resistance (0.5 m): 4.0 Ω ±0.5 (center to outer)
- Extension cable: center 0.220 Ω/m · shield 0.066 Ω/m · capacitance 69.9 pF/m
- Field wiring: 3‑conductor shielded triad, max 305 m to proximitor
- Conductor size: 0.2 – 1.5 mm² (24 – 16 AWG) · ferrules 18 – 23 AWG
- Environmental & mechanical limits
- Temperature: -52 °C to +177 °C (operating/storage)
- Probe tip: PPS · case: AISI 304 SST · Viton O‑ring pressure seal
- Min bend radius: 25.4 mm (1.0 in) even with armor
- Torque: finger tight max 0.56 N·m · connector max 33.9 N·m
- Target / mounting
- Min target diameter: 8.9 mm (0.35″) · recommended ≥13 mm (0.5″)
- Thread engagement limit (M10×1): 0.563″ max
- Recommended gap setting: 1.0 mm (40 mils)
🔧 Easy installation · practical tips
- Side‑view superior to 3000‑series 190 – gap at same distance.
- ClickLoc connector: fast, secure, no special tools.
- Field wiring up to 305 m – use shielded triad.
- Weight approx 14 g to 150 g (depending on length).
- Always observe torque values: finger tight for case, 11.3 N·m recommended for connector.
✅ Compatibility & certifications
- Fully interchangeable with 3300 RAM probes and extension cables.
- Works with 3300 XL NSv Proximity Probes Proximitor.
- Agency option -05: multiple approvals (ATEX, IECEx, CSA).
- Temperature classifications: EPL Ga/Gc T1 – T5, EPL Dc variants.
- Custom pressure test available on request (contact us).
📦 Delivery · warranty · logistics
- Factory‑sealed new unit, original Bently Nevada packing.
- 12‑month warranty from shipment date (parts & workmanship).
- Ship worldwide: FedEx, UPS, DHL – fast and insured.
- Included: probe with armor, ClickLoc connector, installation notice.
- Questions? sales@powergearx.com or WhatsApp +86 18030005825
📊 Field proven · diagnostic power
- Radial vibration, axial position, eccentricity on turbomachinery.
- High chemical resistance – ideal for sour gas, process compressors.
- Linear range captures shaft centerline changes, rub, misalignment.
- 0–10 kHz signal fidelity supports advanced diagnostics (FFT, enveloping).
- Plug‑and‑play with 3500/3300 monitoring systems.
❓ Expert FAQ · selection know‑how
- Q: How does the 12‑month warranty work – does it cover both probe and cable?
A: Yes, the factory warranty covers the complete probe assembly including cable and connector. 12 months from delivery, no hidden exceptions. - Q: Which shipping carriers do you use for urgent deliveries?
A: We ship via FedEx, UPS, and DHL. Express service is available. Tracking provided same day. - Q: I see -05 approval option – is this probe suitable for Zone 1 gas groups?
A: Yes, -05 includes ATEX / IECEx for gas and dust. It meets IIA, IIB, H2, and temperature class T3/T4 depending on ambient. Refer to certificate. - Q: My shaft is only 10 mm diameter – can I still use this 0.5 m probe?
A: Possibly, but scale factor may shift. Reduce gap closer to 0.8 mm and perform a static calibration. Recommended min target is 13 mm. - Q: What is the difference between -03‑09‑05 and the previous -14‑19‑10 version?
A: The -03‑09‑05 has shorter unthreaded length (30 mm vs 140 mm) and shorter overall case (90 mm vs 190 mm). Total cable is 0.5 m instead of 1.0 m. Choose based on space constraints.











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