Bently Nevada | 991-25-50-02-05 | 991 Thrust Transmitter

Overview

The Bently Nevada 991-25-50-02-05 checks machine vibration and sends a 4–20 mA signal. Made for axial movement, it works with a 3300 NSv probe and extension cable. This model fits harsh areas like oil/gas plants or ships and meets ATEX, CSA, and ABS safety rules. It uses bulkhead screws for secure mounting.

Technical Specs

• Brand: Bently Nevada
• Model: 991-25-50-02-05
• Code Breakdown:
  • -25: Measures ±25 mils (±0.6 mm)
  • -50: Works with 5 m (16.4 ft) cables
  • -02: Bulkhead screw mounting
  • -05: Certified for CSA, ATEX Zones 0/2, ABS
• Power: 12–35 V DC
• Signal: 4–20 mA (2-wire)
• Accuracy: ±1.5% error
• Temp Range: -35°C to +85°C (-31°F to +185°F)
• Weight: 0.43 kg (0.9 lb)
• Response Time: <0.0001 sec (fault detection)
• Max Load: 1,000 ohms at 35 V
• Current Limit: 23 mA

Safety & Approvals

Safe for explosive zones (ATEX Zones 0/2) and marine use. Resists extreme heat, cold, and shocks. Includes non-adjustable zero/span settings for stability.

For more detailed information:991 Thrust Transmitter Datasheet