330851-02-000-040-10-00-CN Bently Nevada 3300 XL 25mm Proximity Probe

Global PLC Spare HUB's Insight

The Bently Nevada 3300 XL 25 mm Proximity Probe (Model: 330851-02-000-040-10-00-CN) is a cornerstone for critical asset protection. Our engineering team recognizes this series for its exceptional thermal stability in steam turbine DE environments. It provides precise gap measurement, ensuring early detection of mechanical wear. This sensor is essential for machinery monitoring systems where downtime is not an option.

Technical Specifications

• Brand: Bently Nevada
• Model: 330851-02-000-040-10-00-CN
• Series: 3300 XL 25 mm Proximity Probe
• Measurement Range: Designed for 25 mm target proximity sensing.
• Temperature Range: Operating -35°C to +200°C; survives +250°C intermittently.
• Materials: PEEK probe tip; AISI 304 stainless steel case.
• Cable: 75 Ω triaxial, PFA insulated FluidLoc cable.
• Electrical: 6.2 ± 0.5 ohms DC resistance (center to outer conductor).
• Environmental: Engineered for high-temperature steam turbine DE environments.

Configuration Breakdown

• 330851: 3300 XL 25 mm Proximity Probe
• 02: M30x2 Threaded case type
• 000: 0 in Unthreaded length
• 040: 40 mm Overall case length
• 10: 1.0 metre total length
• 00: No armor included
• CN: Country specific approval

Installation and Maintenance

• Torque Guidelines: Max 163 N•m (120 ft•lb); Recommended 68 N•m (50 ft•lb).
• Installation: Use authorized Zener barriers or galvanic isolators for intrinsic safety.
• Compatibility: Replaces legacy 7200 25mm, 35mm, and 25mm DE integral systems.
• Maintenance: Regularly inspect the probe tip for debris or mechanical degradation.

Certifications and Compliance

• Hazardous Area: Intrinsically safe (ia) and non-arcing (nA, ec) certified.
• Standards: FCC Part 15, RoHS Directive 2011/65/EU, and ABS 2009 Maritime standards.
• EMC: Complies with EN 61000-6-2 and EN 61000-6-4 directives.

Shipping and Warranty

• Logistics: Secure worldwide shipping via FedEx, UPS, or DHL.
• Lead Time: Rapid processing; orders ship within 24-48 hours.
• Warranty: Includes a comprehensive 12-month quality warranty.

Frequently Asked Questions

• Q: How does this probe handle rapid temperature changes?
  A: The PEEK tip and PFA-insulated cabling ensure signal integrity during rapid thermal cycling in steam environments.
• Q: Is this sensor suitable for hazardous zone installations?
  A: Yes, it is rated for Class I, Zone 0 and Zone 2 when paired with the correct barriers or isolators.
• Q: What is the primary application for this probe?
  A: It is ideal for monitoring steam turbine Drive End (DE) bearings and high-temperature rotating equipment.
• Q: How do I select the correct probe length?
  A: Choose based on your specific machine housing clearance; the 330851 series offers multiple configurations to match legacy hardware.

Tags