Bently Nevada 330171-00-08-50-02-05

Ordering Information

Model: 330171 - 3300 5 mm Probe, 1/4-28 UNF thread, without armor

Unthreaded Length Option: 00 - 0.0 in

Overall Case Length Option: 08 - 0.8 in

Total Length Option: 50 - 5.0 metre (16.4 feet)

Connector Option: 02 - Miniature coaxial ClickLoc connector, standard cable

Agency Approval Option: 00 - Not required  

Technical Parameters

Linear Gap Range: 0.8 mm (800 µm) full-scale for Bently Nevada 330171-00-08-50-02-05 (nominal setpoint at 0.25 – 0.5 mm)

Sensitivity: 100 mV/µm (typical at –23 V DC excitation)

Linearity: ± 1 % over the calibrated 0–0.8 mm span

Frequency Response: DC to 10 kHz (–3 dB)

Excitation Requirements: –23 V DC supply @8–12 mA via Bently Nevada 330171-00-08-50-02-05 Proximitor® conditioning module

Operating Temperature: –55 °C to +125 °C (probe head), cable rated to +200 °C with fiberglass insulation

Environmental Rating: IP67 when mated to compatible connector for Bently Nevada 330171-00-08-50-02-05; resistant to oil and spray washdown

Cable Connector: 10-pin mini-DIN (field-replaceable)

Product function

Converts minute air-gap variations using Bently Nevada 330171-00-08-50-02-05 into proportional AC signals. The high-sensitivity output enables downstream modules to calculate shaft clearance and vibration data for real-time protection.

Application Areas

High-Speed Turbine Bearings: Tight-clearance monitoring for early rub detection

Compressor Surge Protection: Shaft-position feedback for stability algorithms

Generator Rotor Positioning: Clearance surveillance in end-windings

Aerospace Engine Test Rigs: Vibration analytics with Bently Nevada 330171-00-08-50-02-05 under extreme thermal conditions

Petrochemical & Refinery Equipment: Robust performance in corrosive environments