Bently Nevada | Two-wire Vibration Transmitter 990-04-50-02-01

Overview

The Bently Nevada 990-04-50-02-01 Vibration Transmitter detects machinery vibrations in harsh environments. It connects to 3300 NSv Proximity Probes for accurate readings. Delivers a 4-20 mA signal for seamless control system integration. Features bulkhead screw mounting and CSA Division 2 certification for hazardous zones. Made in the USA with optional Certificate of Origin.

Technical Specifications

• Brand: Bently Nevada
• Model: 990-04-50-02-01

  Code Segment	Description
  04	0-4 mils range (0-100 μm)
  50	5-meter system length
  02	Bulkhead screw mounting
  01	CSA Division 2 approval

• Power Range: +12 to +35 Vdc (±5% ripple)
• Output Signal: 4-20 mA (2-wire), linear to 0-4 mils
• Accuracy: ±1.5% FS at 250Ω, 25°C
• Probe Gap Range: 0.5-1.75 mm (20-70 mils)
• Fault Response: <3.6 mA output within 100 μs
• Recovery Time: 2.5 sec (max) after fault reset
• Frequency Response: 5 Hz–6 kHz (±3 dB)
• Min Target Size: 9.5 mm (0.375″) diameter
• Cable Limit: 3m shielded cable (24 AWG)
• Operating Temp: -40°C to +85°C (-40°F to +185°F)
• Hazardous Compliance: CSA C22.2 No. 61010-1
• Weight: 0.43 kg (0.95 lbs)

For more detailed information:990 Vibration Transmitter Datasheet