Description
1. Product Description
The Bentley Nevada 136719-01 Barrier Earth Module is a critical component of the 3500 Series machinery protection system, designed to provide reliable electrical isolation and signal conditioning for rotating equipment monitoring. Compatible with Bentley Nevada’s eddy current and magnetic pickups, the 136719-01 converts raw sensor signals into digital keyphasor pulses, enabling precise vibration analysis and phase synchronization. Its integrated barriers ensure intrinsic safety in hazardous environments, making it ideal for oil, gas, and power generation applications.
The module supports real-time condition monitoring of turbines, compressors, and pumps by minimizing ground loops and electromagnetic interference (EMI). With a compact form factor and modular design, the 136719-01 seamlessly integrates into existing 3500 Series racks, enhancing system scalability and reducing maintenance costs.
2. Product Parameters
| Parameter | Specification |
|---|---|
| Module Type | Keyphasor I/O with internal barriers |
| Input Signals | Eddy current sensors, magnetic pickups |
| Input Voltage | 10–30 V DC |
| Output Signal | Digital keyphasor pulse |
| Temperature Range | -30°C to +65°C (standard), 0°C to +65°C (with internal barriers) |
| Certifications | ATEX, CE, UL |
| Dimensions | 89 mm × 89 mm × 25 mm |
| Weight | 0.2 kg |
3. Advantages and Features
- Explosion Protection: Intrinsic safety barriers comply with global standards for hazardous zones.
- Signal Integrity: Reduces EMI and ground loops, ensuring accurate vibration measurements.
- Wide Compatibility: Works with Bentley Nevada’s 3500 Series platforms and popular sensors (e.g., 330400, 330500).
- Reliability: Over 80,000 installations worldwide with a 99% uptime rate in critical operations.
4. Application Fields and Cases
The 136719-01 is widely used in:
- Oil & Gas: Offshore platforms, refineries.
- Power Generation: Steam turbines, generators.
- Manufacturing: Heavy machinery, production lines.
Case Study: A Middle Eastern power plant upgraded its turbine monitoring system with the 136719-01. By eliminating signal noise, false alarms dropped by 45%, enabling predictive maintenance and saving $1.8 million annually in unplanned downtime.
5. Competitor Comparison
The 136719-01 outperforms generic modules by:
- Specialized Design: Optimized for Bentley Nevada’s 3500 Series, ensuring plug-and-play compatibility.
- Safety Features: Built-in barriers for explosive environments, exceeding basic industry standards.
- Performance: 30% faster signal processing than comparable solutions, enhancing real-time diagnostics.
6. Selection Suggestions
- System Compatibility: Verify compatibility with your 3500 Series rack (e.g., 3500/04).
- Environmental Needs: Choose between standard or barrier-equipped versions based on temperature and hazard requirements.
- Future Expansion: Plan for additional channels using modular 3500 Series components.
7. Precautions
- Installation: Follow Bentley Nevada’s wiring guidelines to avoid signal degradation.
- Maintenance: Regularly inspect terminals for corrosion or 松动 (looseness).
- Safety Compliance: Power off the system before servicing and adhere to local explosion-proof regulations.
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