Bently Nevada 3300 XL 8 mm Proximity Probe: Precision Vibration Monitoring

Key Technical Specifications

• Brand & Model: Bently Nevada, 330103-00-09-10-02-CN – part of the 3300 XL Series.
• Linear Range: 2 mm (80 mils) starting from 0.25 mm (10 mils) off target, spanning 0.25 to 2.3 mm (10 to 90 mils).
• Output Voltage Range: Approximately –1 to –17 Vdc across the linear zone.
• Recommended Gap (Radial Vibration): –9 Vdc, which equals roughly 1.27 mm (50 mils).
• Probe Tip Material: Polyphenylene sulfide (PPS) for excellent durability.
• Probe Case Material: AISI 303 or 304 stainless steel (SST).
• Thread Size & Engagement: M10 x 1 thread with maximum 15 mm thread engagement length.
• Nominal DC Resistance (RPROBE): 7.59 ± 0.50 Ω for 1.0 meter cable length.
• Temperature Range (Standard Probe): –52°C to +177°C (–62°F to +350°F) for operating and storage.
• Extended Temperature Option: Probe tip withstands –52°C to +218°C (–62°F to +425°F); cable and connector handle –51°C to +260°C (–60°F to +500°F).
• Relative Humidity Performance: Less than 3% change in Average Scale Factor (ASF) after 56 days in 93% humidity per IEC 68-2-3.
• Pressure Seal Design: Viton® O-ring seals differential pressure between probe tip and case.

Complete Suffix Information (330103-00-09-10-02-CN)

• 330103 – Base model: 3300 XL 8 mm Probe, M10 x 1 thread, without armor
• Unthreaded Length Option: 00 – 00 mm unthreaded length
• Overall Case Length Option: 09 – 90 mm overall case length
• Total Length Option: 10 – 1.0 meter (3.3 feet) total probe length
• Connector and Cable-Type Option: 02 – Miniature coaxial ClickLoc connector, standard cable
• Agency Approval Option: CN – Country specific approval (China)

Environmental & Mechanical Robustness

• Operating Temperature Caution: Exposure below –34°C (–30°F) may cause premature pressure seal failure.
• Hazardous Area Certifications: Intrinsically safe for Class I, Zone 0 (AEx/Ex ia IIC T5…T1 Ga) and Class I, Division 1 when used with zener barriers or galvanic isolators.
• Non-incendive Rating: Suitable for Class I, Zone 2 (AEx/Ex nA IIC T5…T1 Gc) and Class I, Division 2 when installed per drawing 140979.
• Probe Weight: 323 g/m (11.4 oz) – lightweight yet rugged.
• Pressure Seal Integrity: Probes are not pressure tested before shipment; contact custom design department if testing is required.

Frequently Asked Questions (FAQ)

• Q: What is the linear measurement range of this probe?
  A: The linear range is 2 mm (80 mils), beginning 0.25 mm from the target and extending to 2.3 mm.
• Q: Can I use this probe in high-temperature environments?
  A: Yes, the standard probe operates up to +177°C, while the extended temperature version tolerates up to +218°C at the tip.
• Q: What is the recommended gap setting for vibration monitoring?
  A: Set the gap to –9 Vdc, which corresponds to approximately 1.27 mm (50 mils) from the target.
• Q: Does the probe include armor or conduit?
  A: This specific model (330103-00-09-10-02-CN) comes without armor; other options are available if needed.
• Q: What certifications does this probe carry?
  A: It carries both intrinsic safety (ia) and non-incendive (nA/ec) approvals for hazardous locations, including Class I, Zone 0 and Zone 2.

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