Bently Nevada 330101-20-35-10-02-05: 3300 XL 8mm Vibration Probe

The Bently Nevada 330101-20-35-10-02-05 is an industrial-grade 8mm vibration probe from the renowned 3300 XL series. This precision sensor provides reliable monitoring for critical machinery with its robust construction and advanced design features.

Product Overview & Key Features

• Brand: Bently Nevada
• Model: 3300 XL 8mm Vibration Probe
• Full Part Number: 330101-20-35-10-02-05
• Thread Type: 3/8-24 UNF without armor protection
• Key Feature: Patented TipLoc molding for superior tip bonding
• Key Feature: CableLoc design with 330N (75 lbf) pull strength
• Optional Upgrade: FluidLoc cable available for fluid ingress prevention

Technical Specifications

• Unthreaded Length: 2.0 inches (Option code: 20)
• Case Length: 3.5 inches (Option code: 35)
• Cable Length: 1.0 meter/3.3 feet (Option code: 10)
• Connector Type: Miniature coaxial ClickLoc (Option code: 02)
• Approvals: CSA, ATEX, IECEx (Option code: 05)
• DC Resistance (RPROBE): 7.59 Ω ± 0.50 Ω
• Linear Range: 2.0 mm (80 mils) from 0.25 to 2.3 mm from target
• Recommended Gap Setting: 1.27 mm (50 mils) for -9 Vdc output
• Sensitivity (ISF): 7.87 V/mm (200 mV/mil) ±5%
• Linearity (DSL): Better than ±0.025 mm (±1 mil)
• Cable Capacitance: 69.9 pF/m (21.3 pF/ft) typical

Construction & Materials

• Probe Tip: Polyphenylene sulfide (PPS) with thick encapsulation
• Case Material: AISI 303 or 304 stainless steel
• Sealing: Viton® O-ring for pressure differential sealing
• Weight: 323 g/m (11.4 oz)

Environmental Specifications

• Standard Temperature Range: -52°C to +177°C (-62°F to +350°F)
• Extended Temperature Range: Tip: +218°C (+425°F); Cable: +260°C (+500°F)
• Humidity Resistance: Less than 3% ASF change after 56 days at 93% RH
• Pressure Rating: Designed for differential pressure sealing (not tested)

Frequently Asked Questions

• What do the suffix numbers in the model mean? They specify configuration: 20=2.0" unthreaded length, 35=3.5" case, 10=1.0m cable, 02=ClickLoc connector, 05=CSA/ATEX/IECEx approvals.
• Why choose an 8mm probe? The larger diameter provides greater ruggedness and physical durability for harsh environments.
• What applications is this probe suited for? Ideal for vibration monitoring in turbines, compressors, pumps and other critical machinery.
• Can this probe handle hazardous environments? Yes, the -05 option includes certifications for hazardous locations.

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