Bently Nevada 3300 Series 146055-90-02-05 Ceramic Reverse Mount Probe

Bently Nevada 146055-90-02-05 | 3300 Ceramic Capped Reverse Mount Probe

• Brand: Bently Nevada
• Series: 3300 Proximity Probe
• Model: 146055-90-02-05
• Type: Ceramic Capped Reverse Mount Probe
• Condition: New & Original, Factory Sealed
• Warranty: 12 Months Factory Warranty

Product Overview

• Reverse mount design for limited installation depth
• Ceramic tip resists heat and mechanical wear
• Stable output for continuous shaft monitoring
• Designed for critical rotating machinery
• Fully compatible with Bently Nevada 3300 systems

Key Product Advantages

• Wide linear range for precise displacement tracking
• Low drift under temperature change
• Strong resistance to electrical interference
• High repeatability over long service life
• Supports predictive maintenance strategies

Measurement Performance

• Measurement Principle: Eddy current displacement
• Linear Measurement Range: 0.25 to 1.78 mm
• Total Linear Span: 1.52 mm (60 mils)
• Output Signal: Approximately –4 to –16 Vdc
• Scale Factor: 7.87 V/mm (200 mV/mil)
• Accuracy: ±6.5% including interchangeability
• Resolution: Better than 1 µm in stable conditions

Electrical Characteristics

• Nominal DC Resistance: 9.87 Ω ± 0.90
• Recommended Load: 10 kΩ
• System Reference: –24 Vdc supply
• Connector Type: Miniature ClickLoc coaxial

Mechanical & Material Data

• Probe Tip Material: Alumina ceramic (Al₂O₃)
• Probe Case Material: AISI 304 stainless steel
• Thread Type: 3/8-24 UNF
• Maximum Thread Engagement: 0.563 in
• Cable Type: 75 Ω coaxial, FEP insulated
• Total Cable Length: 9.0 meters

Environmental & Safety Ratings

• Operating Temperature: –51°C to +177°C
• Storage Temperature: –51°C to +177°C
• Pressure Seal Rating: 34 bar (500 psi) nitrogen
• Hazardous Area Approval: Multiple agency approvals
• Temperature Classification: T1 to T5, EPL Ga/Gc and Dc

Ordering Code Structure

• 146055
  • 3300 reverse mount probe body
• -90
  • 9.0 meter total probe length
• -02
  • Miniature ClickLoc connector
  • Standard coaxial cable
• -05
  • Multiple international approvals

Installation Guidance

• Verify probe gap during installation
• Use only approved 3300 Proximitor sensors
• Avoid cable stress and sharp bends
• Ensure clean mounting threads

Diagnostics & Typical Use

• Continuous shaft vibration monitoring
• Early detection of rotor imbalance
• Improves machine availability
• Reduces unexpected shutdowns

Shipping & Delivery

• Worldwide shipping via FedEx, UPS, or DHL
• Industrial-grade protective packaging
• Fast order processing

Professional FAQ

• Why choose a reverse mount probe?
• It fits applications with limited axial clearance.
• Can this probe work with older 3300 systems?
• Yes. Full compatibility with original 3300 chains.
• What target material gives best accuracy?
• AISI 4140 steel provides optimal calibration.
• How do I select the correct probe length?
• Match the probe length to the Proximitor sensor.
• Is ceramic tip required in high heat areas?
• Yes. Ceramic improves durability and stability.

Contact Information

• Email: info@oiltechcontrols.com
• WhatsApp: +86 158 8020 0923

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