Two-wire Vibration Transmitter – Bently Nevada 990-10-70-03-CN

Overview

The Bently Nevada 990-10-70-03-CN vibration transmitter delivers reliable machinery health monitoring for industrial applications. Featuring DIN clip-and-screw mounting, it ensures stable performance in hazardous Zone 2/Div 2 environments. Made in the USA with country-specific certifications (CN).

Technical Specifications

• Brand: Bently Nevada
• Model: 990-10-70-03-CN
• Suffix Details:
  • 10: 0-10 mils pp range (0-250 µm pp)
  • 70: 7.0 meters system length (23.0 ft)
  • 03: DIN rail clips + screws mounting
  • CN: Country-specific agency approvals
• Input: 1×3300 NSv Proximity Probe + 3m (10 ft) cable max
• Power: +12 to +35 Vdc (±5% tolerance)
• Output: 4-20 mA linear signal (2-wire)
• Accuracy: ±1.5% of full scale at 250Ω loop
• Probe Gap: 0.5-1.75 mm (20-55 mils)
• Current Limit: 23 mA (typical)
• Max Loop Resistance: 1,000Ω at 35 Vdc
• Response Time: Fault detection: 100 µs | Recovery: 2-3 sec
• Frequency Range: 5 Hz – 6,000 Hz (±3 dB)
• Min Target: 9.5 mm (0.375″) diameter
• Weight: 0.43 kg (0.9 lb)
• Hazardous Rating: Zone 2/Div 2 (28 Vdc max)

Key Features

• ✅ Dual mounting: DIN rail clips + screws for versatility
• ✅ Self-recovering 4-20 mA signal after faults
• ✅ External zero/span calibration adjustments
• ✅ Includes optional Certificate of Origin (COO)

For more detailed information:990 Vibration Transmitter Datasheet