330505-03-02-04 | Low Frequency Velocity Sensor Bently Nevada

Bently Nevada 330505-03-02-04 – 180° Inverted Mount Vibration Sensor with 1/4-20 UNC Adapter

Key Features

• 🔄 330505-03-02-04 with unique 180° inverted mounting
• 🔩 Includes 1/4-20 UNC coarse thread adapter
• 🛡️ 12-month full protection
• 📦 Factory-sealed, ready to install

Technical Performance

• ▸ Frequency range: 0.5-1000 Hz (±3dB)
• ▸ Sensitivity: 20 mV/mm/s (±10%)
• ▸ Max speed: 4 in/s (102 mm/s)
• ▸ Temperature range: -40°F to +212°F
• ▸ Shock rating: 100g survivability
• ▸ Cable reach: 1000 feet (305m)

Model Number Explained

• 🔻 330505 – Base sensor model
• 🔻 -03 – 180°±10° inverted mount
• 🔻 -02 – 3/8-24 UNF thread
• 🔻 -04 – 1/4-20 UNC adapter

Installation Benefits

• ✔ 1/4-20 UNC standard industrial thread
• ✔ Max torque: 40 in-lb (46 kg cm)
• ✔ Waterproof stainless steel housing
• ✔ Works with 3500/46M monitors

Support & Shipping

• ✅ 1-year warranty coverage
• 🚀 Fast global shipping: FedEx/UPS/DHL

Technical Questions

• Q: When is inverted mounting needed?
  A: For downward-facing installations on horizontal surfaces
• Q: What’s special about 1/4-20 UNC?
  A: Standard coarse thread for industrial equipment
• Q: How accurate is inverted measurement?
  A: ±10° from perfect inverted position
• Q: Can I use this without the adapter?
  A: Yes, exposes 3/8-24 UNF thread
• Q: What maintenance is required?
  A: None – completely sealed design