990-10-50-01-01 | Two-wire Vibration Transmitter Bently Nevada

Overview

The Bently Nevada 990-10-50-01-01 vibration transmitter provides precise machinery monitoring for industrial applications. Built to integrate seamlessly with 3300 NSv Proximity Probes, it converts vibration signals into 4-20mA outputs. This model supports CSA Division 2 compliance and features 35mm DIN rail mounting for quick installation. With a broad frequency range and robust design, it ensures reliable performance in hazardous environments.

Technical Specifications

• Brand: Bently Nevada
• Model: 990-10-50-01-01 (Suffix breakdown: 10=0-250μm range, 50=5m system length, 01=35mm DIN rail clips, 01=CSA Div 2 approval)
• Input: 1×3300 NSv Probe with ≤3m BNC cable
• Power: +12 to +35 Vdc, 23mA current limit
• Output: 4-20mA linear signal, ±1.5% loop accuracy
• Probe Gap: 0.5-1.75mm (20-55 mils)
• Frequency Range: 5Hz-6kHz (±3dB)
• Loop Resistance: 1,000Ω max at 35Vdc
• Response Time: 100μs fault detection, 3s recovery
• Target Size: ≥9.5mm (0.375″) diameter
• Certifications: CSA Division 2, ATEX Zone 2
• Weight: 0.43kg (0.9lb)
• Hazardous Area: 28Vdc max input

Key Features

• Tool-free DIN rail mounting
• Non-interacting zero/span calibration
• IP65-rated housing for dust/moisture resistance
• Optional Certificate of Origin (COO)
• ±0.025μm resolution for high-precision monitoring

For more detailed information:990 Vibration Transmitter Datasheet