Low Frequency Velocity Sensor 330505-01-02-03 – Bently Nevada

Description

Bently Nevada 330505-01-02-03 Low Frequency Velocity Sensor

Precision Machinery Monitoring

Industrial-grade vibration sensor for critical equipment protection. Detects low-frequency vibrations in turbines, generators, and rotating machinery. Stainless steel construction with hermetic sealing.

Complete Suffix Breakdown

• 330505 – Base Model: Low Frequency Velocity Sensor
• 01 – Mounting Angle: 0° ±10°
• 02 – Internal Thread: 3/8-24 UNF-2B
• 03 – Mounting Adapter: 1/4-28 UNF

Core Specifications

• Electrical Performance
  • Velocity detection: 0.5-1000Hz range
  • Signal accuracy: ±0.9dB in 1-200Hz band
  • Output noise: <3mV RMS
• Mechanical Construction
  • Housing: 300-series stainless steel
  • Weight: 375g (13.2oz)
  • Impact resistance: 100g shock rating
• Environmental Ratings
  • Water resistance: IP68 equivalent
  • Condensation proof: 100% RH non-submerged
  • Thermal cycling: 500+ cycles certified

Installation Parameters

• Maximum torque: 40 in-lb (46 kg cm)
• Surface flatness: 0.01mm tolerance
• Cable management: Strain relief required
• Grounding: Isolated base recommended

Compatibility Information

• Monitoring systems: Bently Nevada 3500 series
• Data acquisition: PLCs with velocity inputs
• Mounting surfaces: Curved adapters available

Package Contents

• Velocity sensor unit
• 1/4-28 UNF mounting adapter
• Installation guide
• Torque specification card

Shipping & Support

• Global delivery: FedEx/UPS/DHL
• Lead time: 24-hour dispatch
• Warranty: 12 months manufacturing defects

Technical FAQ

• Q: What’s the minimum RPM detectable?
  • A: 30 RPM (0.5Hz) low-frequency capability
• Q: Can it monitor vertical vibrations?
  • A: Yes, when mounted with proper orientation
• Q: Is calibration required post-installation?
  • A: Factory-calibrated; field verification recommended