990-04-50-02-05 Bently Nevada | Two-wire Vibration Transmitter

Overview

The Bently Nevada 990-04-50-02-05 Vibration Transmitter checks machinery health in high-risk areas like oil rigs and ships. It works with 3300 NSv Proximity Probes to spot vibrations. Sends a 4-20 mA signal for easy monitoring. Built with bulkhead screws for tough installations. Meets strict safety rules (CSA, ATEX Zone 0/2, ABS). Made in the USA, with optional origin certificates.

Technical Specifications

• Brand: Bently Nevada
• Model: 990-04-50-02-05
  

  Code	Details
  04	0-4 mils range (0-100 μm)
  50	5-meter system length
  02	Bulkhead screw mount
  05	CSA/ATEX/ABS approved

• Power: 12-35 Vdc (±5% voltage swing)
• Accuracy: ±1.5% error at 250Ω load
• Probe Distance: 0.5-1.75 mm from target
• Fault Alert: Drops to 3.5 mA in 95 μs
• Recovery: 2.4 sec after fault fix
• Frequency: 5 Hz to 6,000 Hz (±3 dB)
• Cable: 3m shielded (16 AWG)
• Approvals:
  • ATEX Zone 0 (explosive gas)
  • ATEX Zone 2 (dust)
  • ABS marine certified
  • CSA Division 2
• Temp Range: -30°C to +80°C (-22°F to +176°F)
• Hazardous Use: 28V DC power required
• Weight: 0.43 kg (0.95 lbs)

For more detailed information:990 Vibration Transmitter Datasheet