The Bentley Nevada 135489-04 is a high-performance I/O module designed for the 3500 Series Machinery Protection System, specializing in vibration and machinery health monitoring. It interfaces with proximity transducers and seismic sensors, converting raw signals into conditioned voltage outputs for real-time analysis. Equipped with internal barriers and terminations, the module ensures intrinsic safety in hazardous environments while simplifying installation. Its rugged design and wide temperature range (-40°C to +85°C) make it ideal for industrial applications requiring reliable operation under extreme conditions.
2. Key Technical Parameters
Parameter
Specification
Input Channels
4
Signal Type
Proximity transducer (eddy current)
Output Type
Voltage (0–10 VDC)
Power Supply
24 VDC ±10%
Operating Temperature
-40°C to +85°C (-40°F to +185°F)
Mounting
Rack-mounted (3500 Series compatible)
Weight
0.5 kg (1.1 lb)
Certifications
Intrinsic safety (for hazardous areas)
3. Advantages and Features
Safety and Compliance: Built-in internal barriers provide intrinsic safety certification, reducing risks in explosive environments.
Simplified Installation: Integral terminations eliminate external wiring, cutting setup time by 50% compared to modules requiring external components.
Wide Compatibility: Supports proximity transducers and seismic monitors for comprehensive machinery health assessment.
Extreme Environment Resilience: Operates reliably in high-vibration, high-temperature settings typical of power plants and refineries.
4. Application Areas and Case Studies
Industries:
Oil and gas (pumps, compressors)
Power generation (turbines, generators)
Manufacturing (rotating machinery)
Case Study: A European steel mill deployed the 135489-04 to monitor critical rolling mill bearings. By detecting early-stage vibration anomalies, the module enabled predictive maintenance, avoiding a $150,000 breakdown and extending equipment lifespan by 20%.
5. Competitor Comparison
The 135489-04 outperforms standard I/O modules with:
Integrated Safety: Internal barriers eliminate the need for external safety barriers, reducing system complexity.
Temperature Range: Supports -40°C to +85°C, surpassing many competitors’ limited operating ranges.
Signal Conditioning Accuracy: ±0.1% signal accuracy ensures precise machinery health analysis.
6. Selection Recommendations
Hazardous Areas: Choose this module for applications in Zone 0/1 environments requiring intrinsic safety.
Space Constraints: Its compact design (12.7 x 10.2 x 2.5 cm) fits into confined spaces better than bulkier alternatives.
Compatibility: Ensure integration with the 3500 Series rack and System 1™ software for full functionality.
7. Precautions
Grounding: Properly ground the module to minimize electromagnetic interference.
Sensor Calibration: Regularly calibrate proximity transducers to maintain signal accuracy.
Environmental Sealing: Use protective enclosures in dusty or wet environments to prevent corrosion.
Shanxi Xinyeda International Trade Co., Ltd. supplies the Bentley Nevada 135489-04 module and offers tailored automation solutions. Visit www.xydcontrol.com or contact us for sales, technical support, and machinery monitoring expertise.
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Full 12-month warranty on all components
Full 12-month warranty on all components
