Bently Nevada 3500/94 147663-01 Keyphasor Module for Machinery Monitoring
The Bently Nevada 3500/94 147663-01 Keyphasor Module delivers precision speed and position monitoring for critical industrial machinery. Engineered for integration with the 3500 System, this module provides reliable phase reference signals for vibration analysis, balancing, and timing applications in demanding environments.

Key Features
- Dual-channel keyphasor monitoring – Simultaneous speed and position tracking for enhanced machinery diagnostics
- 4-20mA output scalability – Adjustable signal range for compatibility with various control systems
- Redundant power supply support – Ensures continuous operation in critical applications
- Integrated BNC test points – Facilitates quick signal verification during maintenance
- Front-panel LED indicators – Provides visual status monitoring for immediate troubleshooting
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand/Model | Bently Nevada 3500/94 |
| Power Requirements | 24VDC (Redundant Inputs) |
| Signal Input | Proximity Probe Input (5VDC Bias) |
| Output Signal | 4-20mA (0-10,000 RPM Range) |
| Operating Temperature | 0°C to 70°C |
| Mounting | DIN Rail or Panel Mount |
Application Fields
Engineered for mission-critical environments, this module excels in:
- Turbine and compressor speed monitoring in power generation plants
- Shaft position verification for predictive maintenance in oil & gas facilities
- Machine balancing operations across industrial manufacturing sectors
- Integration with Bently Nevada 3500 Monitoring Systems for comprehensive asset protection
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