The Bently Nevada 145004-04 sensor provides precise proximity measurement for industrial machinery and rotating equipment monitoring. It belongs to the 3300 XL series, which ensures stable performance under extreme temperature and vibration conditions. Engineers often select this model for turbine, compressor, and pump applications because it maintains accurate readings across demanding environments.
Its robust stainless-steel housing protects the probe from mechanical stress and contamination, while the integrated signal output translates linear displacement directly into proportional voltage for monitoring systems. The 145004-04 supports reliable, continuous operation and meets ISO 10816 and API 670 standards for vibration monitoring.
Key Technical Features
- The 145004-04 sensor measures displacement within a 0 to 80 mils (0 to 2 mm) range.
- Its -2 to -18 VDC output allows direct connection to industrial monitoring devices.
- Power supply operates at -24 VDC, supporting stable operation over long intervals.
- Frequency response covers 0 to 10 kHz, ensuring accurate readings of high-speed vibration events.
- The probe diameter is 8 mm, compatible with standard sensor brackets and housings.
- Cable length varies from 0.5 to 9 meters, enabling flexible installation in complex machinery layouts.
- Accuracy reaches ±1% of full-scale range, delivering precise monitoring under variable conditions.
- Compliance with ISO 10816 and API 670 guarantees compatibility with international industrial standards.
Technical Specifications Table
| Parameter | Details |
|---|---|
| Brand | Bently Nevada |
| Model | 145004-04 |
| Series | 3300 XL Proximitor Sensor |
| Measurement Range | 0 to 80 mils (0 to 2 mm) |
| Output Voltage | -2 to -18 VDC |
| Power Supply | -24 VDC |
| Frequency Response | 0 to 10 kHz |
| Operating Temperature | -34°C to +177°C |
| Probe Diameter | 8 mm |
| Cable Length | 0.5–9 meters |
| Housing Material | Stainless steel |
| Accuracy | ±1% full-scale range |
| Signal Output | Proportional to displacement |
| Compliance | ISO 10816 / API 670 |
Mechanical Construction and Interface Details
The 145004-04 uses a cylindrical probe design with 8 mm diameter for easy integration into tight machine housings. Stainless-steel construction ensures resistance against corrosion, vibration, and temperature extremes. The cable connection supports lengths up to 9 meters, providing flexibility for large machinery installations. This design guarantees high signal integrity and fast response times for industrial monitoring systems.
Performance in Industrial Applications
The 145004-04 sensor performs reliably under continuous operation and harsh environmental conditions. Operators utilize it for turbine, compressor, pump, and gearbox monitoring. Its precise displacement output enables accurate vibration detection, while ISO 10816 and API 670 compliance ensures proper integration into machinery protection programs. The sensor maintains linear response even under thermal or mechanical stress.
Origin, Dimensions, and Weight
- Country of Origin: United States
- Probe Diameter: 8 mm
- Cable Length: 0.5–9 meters
- Housing Material: Stainless steel
Details
| Weight | 0.38 kg |
|---|

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