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

Bently Nevada 990-04-50-02-05: Rugged Vibration Monitoring

Industrial-grade precision meets hazardous environment safety. Bulkhead-mounted design for stable operation in demanding conditions.

Essential Specifications

▸ Brand/Model: Bently Nevada 990-04-50-02-05
▸ Suffix Decoder: 04=0-4 mils range | 50=5m cable | 02=Bulkhead mount | 05=Certifications
▸ Signal Output: 4-20mA linear current
▸ Accuracy: ±1.5% FS at 250Ω load
▸ Response: 5Hz-6kHz (±3dB)
▸ Voltage: 12-35VDC operation

Critical Performance

★ Fault Protection: Auto-cutoff <3.6mA in 100μs
★ Probe Setup: 0.5-1.75mm gap required
★ Environment: -40°C to +85°C rating
★ Certified Safe: ATEX Zone 0/2 & CSA Div 2

Quick Install Guide

⮞ Use M6 screws for bulkhead mounting
⮞ Max 3m BNC cable to sensor
⮞ Set probe gap with calibration tool
⮞ Verify 28V power supply stability

Package Contents

✔ Transmitter unit (0.43kg)
✔ Bulkhead mounting hardware
✔ Compliance certificates
✔ 12-month warranty

Success Story

📈 Monitored gearbox vibrations on offshore platform: Achieved 99.3% uptime with 9.5mm target alignment at 1.1mm gap in saltwater environment.

Download PDF file here:990 Vibration Transmitter Datasheet