Product Introduction
When vibration monitoring demands reliability, the Bently Nevada 330171-00-40-05-02-00 delivers precise measurements. This 5mm proximity probe, part of the 3300 series, features a 1/4-28 UNF thread and operates without armor. Designed for industrial machinery, it provides consistent performance in harsh environments. Manufactured in the U.S.A., this probe offers robust construction for demanding applications.
Technical Specifications
| Parameter |
Value |
| Power Requirement |
-17.5 Vdc to -26 Vdc at 12 mA max |
| Output Resistance |
50 W |
| Probe DC Resistance (0.5m cable) |
7.45 ± 0.50 Ω |
| Probe Tip Material |
Polyphenylene sulfide (PPS) |
| Probe Case Material |
AISI 304 stainless steel (SST) |
| Probe Case Thread |
1/4-28 UNF |
| Max Thread Engagement |
0.375 in |
| Probe Case Torque (recommended) |
5.1 N·m (45 in·lb) |
| Probe Case Torque (maximum) |
7.3 N·m (65 in·lb) |
| Probe Temperature Range |
-35°C to +177°C (-31°F to +351°F) |
| Cable Type |
75 Ω triaxial, FEP insulated |
| Total Length |
0.5 meter (1.6 feet) |
| Weight |
0.323 kg |
Industry Applications
The Bently Nevada 330171-00-40-05-02-00 is ideal for critical rotating machinery monitoring. Typical applications include:
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Turbine Vibration Monitoring – Detects shaft displacement and eccentricity in steam and gas turbines.
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Compressor Protection – Provides real-time proximity data for centrifugal and axial compressors.
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Pump Health Monitoring – Measures radial and axial shaft motion in industrial pumps.
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Motor Condition Assessment – Tracks rotor dynamics in large AC and DC motors.
Installation & Setup Guidance
Proper installation ensures accurate measurement. For the Bently Nevada 330171-00-40-05-02-00, adhere to these guidelines:
- Drill and tap a mounting hole for a 1/4-28 thread using a #3 or larger tap drill.
- The maximum length of thread engagement is 0.375 inches; do not exceed this to avoid casing distortion.
- Apply recommended probe case torque of 5.1 N·m (45 in·lb), with a maximum of 7.3 N·m (65 in·lb).
- Maintain a minimum cable bend radius of 25.4 mm (1.0 in) to prevent cable damage.
- Use the miniature coaxial ClickLoc connector for secure, quick connections.
Maintenance & Reliability
Routine inspection extends probe life. The Bently Nevada 330171-00-40-05-02-00 operates reliably between -35°C and +177°C. Avoid exposing the probe to temperatures below -34°C, which may cause premature pressure seal failure. The probe withstands 60 Hz magnetic fields up to 300 Gauss with minimal output voltage deviation. Refer to the temperature classification schedules for hazardous environments (EPL Ga/Gc and Dc) to ensure compatibility.
Selection Guide
When selecting the Bently Nevada 330171-00-40-05-02-00, verify that the unthreaded length (0 in), overall case length (4.0 in), and total length (0.5 m) meet your installation requirements. The ClickLoc connector suits standard cables; confirm connector compatibility with your system. For authentic Bently Nevada 330171-00-40-05-02-00 probes, trust PLC Source PRO as your supply partner.