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

Bently Nevada 990 Vibration Transmitter: Precision Monitoring for Industrial Safety

🔍 Key Features

Model: 990-05-50-02-05 | Brand: Bently Nevada | Origin: USA
Input: 1×3300 NSv Proximity Probe | Output: 4-20 mA
Certifications: CSA Div 2, ATEX Zone 0/2, ABS

📊 Core Specifications

• Range: 0-5 mils pp (0-125 μm pp)
• Accuracy: ±1.5% full scale
• Power: +12 to +35 Vdc
• Loop Resistance: ≤1000Ω @35V
• Frequency Response: 5 Hz – 6 kHz (±3dB)
• Weight: 0.43 kg (0.9 lbs)

⚙️ Installation & Compatibility

• Mounting: Bulkhead screws (5.0m system length)
• Target Size: ≥9.5mm diameter
• Cable Limit: 3m max for BNC connections
• Probe Gap: 0.5-1.75mm (20-55 mils)
• Works With: All 3300 NSv probe series

🛡️ Rugged Performance

• Temp Range: -40°C to +85°C
• Hazard Rating: Zone 2/Div 2 compliant
• Fault Response: <3.6mA within 100µs
• Adjustments: Zero/Span calibration

📦 Package Includes

• Vibration Transmitter Unit
• Mounting hardware kit
• Compliance documentation
• Optional: Certificate of Origin (COO)

🏭 Real-World Application

Monitors steam turbine shafts at 3600 RPM in power plants, operating at 75°C ambient with ±0.08 mil accuracy.

🔧 Warranty

1-year manufacturer warranty against defects.

Download PDF file here:990 Vibration Transmitter Datasheet