High-Precision Monitoring Interface for Turbomachinery Protection Systems
The Bently Nevada 330876-03-90-00-00 3300 XL Proximitor Sensor is a key signal conditioning component within the 3300 XL 50 mm transducer system, designed to convert raw eddy-current probe signals into stable, accurate voltage outputs for machinery protection and condition monitoring systems.
This Proximitor® module is widely used in turbine supervisory instrumentation (TSI) applications, where it plays a critical role in processing signals from proximity probes used for measuring shaft displacement, vibration, and differential expansion in large rotating machinery.
Engineered for continuous industrial operation, the unit delivers high signal stability, excellent noise immunity, and reliable performance in harsh power generation and heavy industrial environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Proximitor® Sensor |
| Model Number | 330876-03-90-00-00 |
| System Series | 3300 XL 50 mm Transducer System |
| Function | Signal conditioning for eddy-current proximity probes |
| Input Type | 3300 XL 50 mm probe signals |
| Output Signal | Scaled analog voltage output |
| Power Supply | Negative DC supply (system dependent configuration) |
| Operating Temperature | -35°C to +65°C (typical enclosure range) |
| Environmental Protection | Industrial-grade EMI and vibration resistance |
| Mounting Type | Rack or panel-mounted module |
| System Compatibility | 3300 XL proximity transducer systems |
| Signal Processing | Linearized displacement conversion |
| Approximate Dimensions | 120 × 80 × 60 mm |
| Approximate Weight | 0.3–0.6 kg |
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