330171-00-20-90-02-00 Bently Nevada 3300 5mm Probe – 9m ClickLoc PPS Tip

330171-00-20-90-02-00 · Bently Nevada 3300 5mm Proximity Probe

Precision 5mm eddy‑current sensor for critical machinery. Manufactured in USA, this 330171 configuration includes 9.0 m cable, ClickLoc connector, PPS tip. Ideal for 3300 5mm proximity probes systems.

Model breakdown – suffix tree

• 330171 – Base part number (3300 5mm probe, 1/4-28 thread, without armor)
• • -00 – Unthreaded length option: 0 inch (flush shoulder)
  • -20 – Overall case length option: 2 inches
  • -90 – Total length option: 9.0 metres (29.5 feet)
  • • -02 – Connector option: miniature coaxial ClickLoc, standard cable
    • • -00 – Agency approval: not required (general purpose)
• Full part number: 330171-00-20-90-02-00

Product introduction

• Original Bently Nevada 3300 series, 5mm sensor system.
• Model 330171 – unthreaded length 0 in, case 2 in, total 9.0 m cable.
• Miniature coaxial ClickLoc connector (option 02) for secure tool‑free mating.
• Probe tip made of polyphenylene sulfide (PPS); case AISI 304 stainless steel.
• Thread 1/4‑28 UNF, max engagement 0.375 in – use #3 or larger tap drill.
• Weight 0.323 kg; recommended mounting torque 5.1 N·m (max 7.3 N·m).

Technical specifications

• Brand – Bently Nevada (Baker Hughes).
• Model – 330171-00-20-90-02-00.
• Measurement range – 2 mm typical (5mm probe family).
• Frequency response – 0 to 10 kHz (with proper proximitor).
• Sensitivity – 200 mV/mil (standard 5mm system).
• Linearity deviation – within ±1% full range (AISI 4140 target).
• Resolution – infinitesimal (limited by noise floor).
• Temperature range (probe only) – -35 °C to +177 °C (-31 °F to +351 °F).
• Environmental tolerance – sealed construction, resists oil / dust / moisture.
• EMI / magnetic field immunity – output ripple <0.014 mV/gauss (60 Hz, 50 mil gap).
• DC resistance – 9.87 ±0.90 Ω (center to outer conductor).
• Power requirement – -17.5 to -26 Vdc, <12 mA consumption.
• Output resistance – 50 Ω.
• Cable type – 75 Ω triaxial, FEP insulated, min bend radius 25.4 mm.
• Tensile strength – 222 N (50 lbf) case to lead, also at connectors.

Mounting & mechanical data

• Thread size – 1/4‑28 UNF; recommended tap drill #3 or larger.
• Maximum thread engagement – 0.375 in (9.5 mm).
• Case material – AISI 304 stainless steel (SST).
• Tip material – PPS (polyphenylene sulfide).
• Torque – tighten probe case to 5.1 N·m (45 in·lb); max 7.3 N·m.
• Connector coupling torque – 0.565 N·m (0.42 ft·lbf) maximum.
• Unthreaded length option – 00 = 0 inch.
• Overall case length option – 20 = 2 inches.
• Total length option – 90 = 9.0 m (29.5 ft).
• Connector option – 02 = miniature coaxial ClickLoc (standard cable).
• Agency approval option – 00 = not required.

System compatibility & certifications

• Compatible with Bently Nevada 3300 XL proximitors, extension cables, monitors.
• Temperature classifications – T1…T5 per EPL Ga/Gc; T80…T90 per EPL Dc.
• Hazardous area – entity parameters satisfy intrinsic safety with barriers.
• Connector – gold‑plated brass / beryllium copper, corrosion resistant.
• Meets or exceeds API 670 standard for proximity probes.

Maintenance, logistics & support

• Quick installation – ClickLoc connector eliminates soldering, reduces downtime.
• Field proven – used worldwide in steam/gas turbines, compressors.
• 12‑month warranty against defects in materials and workmanship.
• Shipping – 12‑24 h dispatch from stock via FedEx, UPS, DHL.
• Order help – compare alternative configurations: 330171‑05‑63‑05‑02‑05 (armored) or 330171‑05‑63‑05‑02‑CN (Chinese certified).
• Inquiries – sales@powergearx.com · +86 18030005825 (WhatsApp).

Expert review – why choose this configuration

• Long 9 m cable – directly connects to monitor without extension cable in many panels.
• PPS tip withstands high temperature and abrasive particles better than standard PEEK.
• ClickLoc connector provides positive locking, avoids intermittent signals during vibration.
• 0″ unthreaded length simplifies gap setting – no extra spacer calculation.
• 304 SST case offers excellent corrosion resistance in harsh environments.

Typical applications

• Steam turbines – radial vibration and thrust position.
• Centrifugal compressors – shaft relative expansion.
• Gas turbines – casing and rotor vibration monitoring.
• Hydro turbines – bearing clearance measurement.
• Pumps, fans, gearboxes – non‑contact position/speed sensing.

FAQ – experience & selection guide

• Can I use this 330171 with older 3300 monitors?Yes, fully backward compatible with 3300 and 3300 XL systems. Use appropriate proximitor.
• What is the difference between option ‑02 and ‑05 connector?‑02 is standard ClickLoc (included here). ‑05 adds armor; choose if cable may be exposed to abrasion.
• How do I select the correct total length?Measure distance from probe tip to monitor. 9 m (option 90) suits most cabinets; avoid excess cable coiling.
• My target material is not AISI 4140. Will sensitivity change?Yes, different steel alloys alter scale factor. Recalibration with target sample is recommended.
• Is the probe suitable for high‑pressure hydrogen environment?PPS tip and 304 case resist H2, but check with Bently for extreme partial pressure.
• What gap voltage should I set?Typical static gap -9 to -10 Vdc (approx. 1.27 mm / 50 mil) for best linear range.
• Can I cut the cable to shorter length?No – cable length is tuned for impedance. Shortening changes calibration. Use exact 9 m or order shorter option.
• Which extension cable works with ClickLoc?Use Bently Nevada part number with mating ClickLoc female (e.g. 330130 series).
• Does this probe comply with ATEX / IECEx?Option 00 is non‑certified; for hazardous areas choose agency approval option ‑05 or ‑CN equivalents.

Selection guidance – compare models

• Need armored cable? → 330171‑05‑63‑05‑02‑05 (with armor).
• Require Chinese certification (NEPSI)? → 330171‑05‑63‑05‑02‑CN.
• This 330171-00-20-90-02-00 – best for standard industrial, non‑armored, general purpose.
• Shorter cable? choose 5 m or 2 m total length options (e.g. -50 or -20).
• Reverse thread? not applicable – 1/4-28 is standard right‑hand.

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