Bently Nevada 330910-05-25-10-02-00 3300 NSv Proximity Probe

Product Snapshot

• Brand: Bently Nevada
• Part Number: 330910-05-25-10-02-00
• Series: 3300 NSv Proximity Probes
• Model 330910 M10X1 thread with armor.
• New and original factory packing.
• 12 Months Warranty

Why Choose 330910-05-25-10-02-00

• Better chemical resistance than old 3300 RAM.
• Stable signal in process compressor use.
• Compact body for tight machine space.
• Strong side view performance.
• Works with NSv Proximitor systems.

Model Code Tree

• 330910
  • 3300 NSv Probe
  • M10X1 thread
  • Armored cable
• -05
  • Unthreaded length 50 mm
• -25
  • Case length 250 mm
• -10
  • Total length 1.0 meter
• -02
  • Miniature coaxial ClickLoc connector
  • Standard cable
• -00
  • No special agency approval

Measurement Performance

• Linear Range: 1.5 mm
• Usable from 0.25 mm to 1.75 mm.
• Recommended Gap: 1.0 mm.
• Scale Factor: 7.87 V/mm typical.
• Accuracy ±0.06 mm.
• Frequency Response: 0 to 10 kHz.
• Output about -1 to -13 Vdc.
• Probe resistance 4.2 Ω ±0.5.

Electrical Data

• Extension cable resistance 0.220 Ω/m center.
• Shield resistance 0.066 Ω/m.
• Cable capacitance 69.9 pF/m typical.
• Field wiring up to 305 meters.
• Use 3 core shielded triad cable.
• Wire size 16 to 24 AWG.

Mechanical Strength

• Probe tip PPS material.
• Case AISI 304 stainless steel.
• 75 Ω coaxial FEP insulated cable.
• Minimum bend radius 25.4 mm.
• Max case torque 33.9 N·m.
• Recommended torque 11.3 N·m.
• Light weight 14 to 150 g typical.

Temperature and Environment

• Operating -52°C to +177°C.
• Storage -52°C to +177°C.
• Viton O-ring sealing.
• Designed for pressure sealing.
• Multiple temperature classes T1 to T5.

Installation Tips

• Set 1.0 mm gap before start.
• Keep thread clean and dry.
• Do not exceed max torque.
• Use correct shaft size above 13 mm.
• Reduce gap for small shaft use.

Application Fields

• Process compressors.
• High speed motors.
• Small shaft axial position check.
• Industrial turbines.
• Oil and gas rotating machines.

Professional FAQ

• How does NSv differ from 3300 RAM?
• NSv has better chemical resistance and compact design.
• Can I use this probe for small shafts?
• Yes. Reduce gap to control scale factor change.
• What cable length is best for high speed machines?
• Shorter cable gives less signal loss.
• How to check probe health on site?
• Measure DC resistance and compare to 4.2 Ω range.
• How to select correct thread type?
• Confirm machine port size before order.

Shipping and Support

• Express delivery via FedEx, UPS, DHL.
• Safe export packing.
• Technical help available.
• Email: info@oiltechcontrols.com
• WhatsApp: +86 158 8020 0923

Explore More

• Full metric range at
  3300 NSv Probes

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