Description
BENTLY 3500/42M-01-00 Vibration Monitoring Module
1. Product Description
The BENTLY 3500/42M-01-00 is a dual-channel vibration monitoring module designed for rotating machinery in critical industrial environments. As part of the BENTLY 3500 Series, it provides real-time vibration analysis, alarm triggering, and data logging to prevent equipment failures. The module supports proximity and seismic probes, delivering ±0.1% accuracy for displacement, velocity, and acceleration measurements. With configurable alarm thresholds and Modbus/ Ethernet connectivity, it integrates seamlessly with BENTLY’s 3500 Rack System for predictive maintenance.
The BENTLY 3500/42M-01-00 is a dual-channel vibration monitoring module designed for rotating machinery in critical industrial environments. As part of the BENTLY 3500 Series, it provides real-time vibration analysis, alarm triggering, and data logging to prevent equipment failures. The module supports proximity and seismic probes, delivering ±0.1% accuracy for displacement, velocity, and acceleration measurements. With configurable alarm thresholds and Modbus/ Ethernet connectivity, it integrates seamlessly with BENTLY’s 3500 Rack System for predictive maintenance.
2. Technical Parameters
| Parameter | Specification |
|---|---|
| Input Type | Proximity/Seismic probes (voltage-based) |
| Channels | 2 independent channels |
| Measurement Range | 0–50 mils (displacement), 0–200 IPS (velocity), 0–50 g (acceleration) |
| Accuracy | ±0.1% |
| Power Supply | -24 VDC ±10% |
| Alarm Outputs | 2 SPST relays per channel (30 VDC/5 A max) |
| Communication | Modbus RTU (RS-485), Ethernet |
| Operating Temperature | -40°C to +70°C |
| Compatibility | BENTLY 3500 racks, System 1 software |
BENTLY 3500/42M-01-00
3. Advantages and Features
- Dual-Channel Redundancy: Ensures continuous monitoring even if one channel fails.
- Multi-Measurement Capability: Simultaneously tracks displacement, velocity, and acceleration.
- Wide Temperature Range: Operates reliably in extreme environments (-40°C to +70°C).
- TMR Support: Compatible with Triple Modular Redundancy systems for safety-critical applications.
- Hysteresis Compensation: Stabilizes phase measurements to avoid false alarms.
4. Application Fields and Case Studies
- Energy: Turbine vibration analysis in power plants.
- Manufacturing: Monitoring pumps and compressors in automotive factories.
- Oil & Gas: Detecting bearing faults in offshore drilling equipment.
Case Study: A German power plant reduced turbine downtime by 25% using the 3500/42M-01-00 to detect early-stage shaft misalignment, saving €300K annually.
5. Competitor Comparison
The 3500/42M-01-00 outperforms alternatives with:
The 3500/42M-01-00 outperforms alternatives with:
- Faster response time (≤5 ms vs. 10–15 ms).
- Built-in support for BENTLY’s API 670-compliant probes.
- Higher channel density (2 vs. 1–1.5 channels).
BENTLY 3500/42M-01-00
6. Selection Recommendations
- Redundancy Needs: Opt for TMR-compatible modules (e.g., 3500/42M-01-00) for safety-critical systems.
- Environment: Choose explosion-proof variants (e.g., 3500/42M-02-00) for hazardous areas.
- Data Logging: Pair with BENTLY’s 3500/45 Recorder Module for advanced analytics.
7. Precautions
- Sensor Calibration: Perform annual checks using BENTLY’s 3500/05 Calibration Interface.
- Grounding: Use shielded cables and anti-static wrist straps to prevent EMI.
- Firmware Updates: Regularly update to access new features and security patches.
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