Bently Nevada 330171-00-32-05-01-05: Premium 5mm Proximity Probe

Key Technical Specifications

Brand: Bently Nevada
Model & Suffix: 330171-00-32-05-01-05
   330171: 5mm Probe, 1/4-28 UNF Thread, No Armor
   00: 0.0 in Unthreaded Length
   32: 3.2 in Overall Case Length
   05: 0.5 Meter Total Cable Length
   01: Miniature Coaxial ClickLoc Connector with Protector
   05: Multiple Agency Approvals

Core Electrical & Physical Specifications

Power Supply: Requires -17.5 to -26 VDC at 12 mA max.
Output Resistance: 50 Ω (System), 7.45 ± 0.50 Ω (0.5m Probe DC Resistance).
Supply Sensitivity: Less than 2 mV change per volt input variation.
Probe Tip Material: Polyphenylene Sulfide (PPS) for durability.
Probe Case Material: AISI 304 Stainless Steel.
Probe Case Thread: 1/4-28 UNF.
Maximum Thread Engagement: 0.375 inches.
Recommended Case Torque: 5.1 N·m (45 in-lb); Max 7.3 N·m (65 in-lb).

Environmental & Operational Limits

Standard Temperature Range: -35°C to +177°C (-31°F to +351°F).
Extended Temperature Classes: Available for EPL Ga/Gc (T1 to T5) and EPL Dc (T90°C to T280°C).
Cable Type: 75 Ω triaxial with FEP insulation.
Minimum Bend Radius: 25.4 mm (1.0 inch).
Tensile Strength: 222 N (50 lbf) at case/lead and connector points.
Magnetic Field Immunity: Low sensitivity to 60 Hz fields up to 300 Gauss.

Frequently Asked Questions (FAQ)

What is the main use of this probe? It measures shaft vibration and position in rotating machinery like turbines and compressors.
What cable length does this model have? This specific suffix 05 indicates a 0.5-meter integrated cable.
Can it operate in high temperatures? Yes, the standard range is up to 177°C, with higher classifications available.
What is the significance of the suffix codes? Each code defines a physical or approval option, ensuring you get the exact probe configuration needed.

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