330171-09-38-90-02-00
May 23, 2026

330171-09-38-90-02-00

Bently Nevada 330171-09-38-90-02-00 3300 5 mm Proximity Probe

Description

1. Part Number Decoding

330171-09-38-90-02-00
  • 330171:3300 Series, 5 mm diameter proximity probe, 1/4‑28 UNF thread, unarmored cable

  • 09:Overall case length = 0.9 inches

  • 38:Total cable length = 3.8 meters

  • 90:Probe tip length = 9.0 mm

  • 02:Connector = Miniature coaxial ClickLoc, standard cable

  • 00:Approvals = No hazardous area certification (general purpose)


2. General Description

The 3300 5 mm proximity probe is an eddy‑current sensor designed for shaft vibration, axial position, and speed/Keyphasor® monitoring on turbomachinery (turbines, compressors, pumps, fans).
It forms a complete transducer system with:
  • 3300 5 mm probe (330171‑xxxxxx)

  • 3300 XL extension cable (e.g., 141194‑01)

  • 3300 XL Proximitor sensor (e.g., 330180 series)


3. Electrical Specifications

  • Sensitivity7.87 V/mm (200 mV/mil) ±5%

  • Linear range0.25 mm – 2.3 mm (10–90 mils)

  • Output voltage (linear)−1 VDC to −17 VDC

  • Output impedance50 Ω

  • Frequency response0 – 10 kHz

  • Proximitor supply−17.5 ~ −26 VDC


4. Mechanical & Environmental

  • Probe diameter5 mm

  • Thread1/4‑28 UNF

  • Body material303/304 stainless steel

  • Tip materialPPS (Polyphenylene sulfide)

  • Operating temp (tip)−35°C to +177°C (−31°F to +351°F)

  • Extended temp (tip only)−52°C to +218°C (−62°F to +425°F)

  • Humidity100% condensing (non‑submersible)

  • Pressure sealViton® O‑ring


5. Compatibility

  • Proximitor:330180‑xx‑xx (8 mm XL series)

  • Extension cable:141194‑01 (5 m / 10 m)

  • Monitor:3500/40 (vibration), 3500/42 (axial position), 3500/50 (speed/Keyphasor)


6. Approvals

  • 00 = No ATEX / IECEx / CSA hazardous area approvals

  • CE, RoHS, SIL 2/3 (general industry)


7. Ordering Notes

  • 330171:5 mm, 1/4‑28, unarmored cable

  • Case length:09 = 0.9 in

  • Total length:38 = 3.8 m

  • Tip length:90 = 9.0 mm

  • Connector:02 = ClickLoc

  • Approvals:00 = non‑explosion‑proof


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