Description
Bently Nevada 21504 Proximity Transducer: Simple Vibration Monitoring
Product Code Breakdown
- 21504-00-36-10-02:
- -00: 0mm unthreaded length
- -36: 3.6in case length
- -10: 1.0m (39in) total length
- -02: Miniature male coaxial connector
Key Features
- Wide Range: 80 mils (2.0mm) vibration measurement
- High Accuracy: 200 mV/mil (±4% when calibrated)
- Heat Resistant: Probe works up to +177°C (+350°F)
Technical Specs
- Input: -17.5V to -26Vdc (12mA max)
- Output: 200 mV/mil scale factor
- Temp Range: Probe -34°C to +177°C
- Humidity: 95% non-condensing
- Weight: 0.59kg (1.3lbs)
Where to Use
- — Pump vibration checks
- — Motor health monitoring
- — Compressor diagnostics
Installation Notes
- Mount with 3/8-24 threads. - Keep probe 10 mils (0.25mm) from target. - Use included coaxial connector.
Package & Warranty
- Proximity transducer unit
- Miniature male coaxial connector
- 12-month factory warranty
FAQ
Q: Works in hot areas?
A: Yes – probe handles up to +177°C (+350°F).
Q: Waterproof?
A: Resists water, oil, and some chemicals (check specs for details).











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