Product Short Description
Technical Specifications
- Channels: Four independent channels for proximity and seismic sensor inputs.
- Signal Processing: Supports measurements for radial vibration, axial displacement, differential expansion, eccentricity, REBAM® (Rod Eccentricity Bearing Monitoring), acceleration, velocity, and shaft absolute vibration.
- Sensitivity:
- Radial Vibration/Axial Displacement: 3.94 mV/μm (100 mV/mil) or 7.87 mV/μm (200 mV/mil).
- Differential Expansion: 0.394 mV/μm (10 mV/mil) or 0.787 mV/μm (20 mV/mil).
- REBAM®: 40 mV/μm (1000 mV/mil) or 80 mV/μm (2000 mV/mil).
- Acceleration: 10 mV/(m/s²) (100 mV/g).
- Velocity: 20 mV/(mm/s) pk (500 mV/(in/s) pk) or 5.8 mV/(mm/s) pk (145 mV/(in/s) pk).
- Alarm Comparison: Compares processed signals against user-defined thresholds to trigger alerts.
- Communication: Interfaces with the 3500 rack via a backplane connection and supports Ethernet through the 3500/22M TDI module.
- Power Requirements: Compatible with 3500 series power supply modules (e.g., 3500/15).
- Environmental Rating: NEMA 4/4X weatherproof enclosure for harsh environments.
Description
- Dimensions:
- Monitor Module (Main Board): 241.3 mm × 24.4 mm × 241.8 mm (H × W × D).
- I/O Module (No Safety Barriers): 241.3 mm × 24.4 mm × 99.1 mm.
- I/O Module (With Safety Barriers): 241.3 mm × 24.4 mm × 163.1 mm.
- Weight:
- Monitor Module: 0.91 kg.
- I/O Module (No Safety Barriers): 0.20 kg.
- I/O Module (With Safety Barriers): 0.46 kg.
- Certifications: Meets API 670 standards; optional ATEX, IECEx, and CSA certifications for hazardous areas.
Key Features
- Mechanical Protection: Continuously monitors parameters and triggers alarms to prevent equipment damage.
- Flexible Configuration: Software-configurable for diverse measurement types (e.g., vibration, displacement, acceleration).
- Seismic Monitoring: Supports seismic sensors for low-frequency vibration analysis.
- Redundancy Support: Compatible with TMR (Triple Modular Redundant) systems for high availability.
- Ethernet Connectivity: Integrates with System 1 software for advanced data analysis and predictive maintenance.
- User-Friendly Interface: LED indicators for OK, TX/RX communication, and bypass status.
- Hot-Swappable: Modules can be replaced without powering down the system.
Applications
- Power Generation: Monitors turbines, generators, and pumps in power plants.
- Oil and Gas: Protects compressors, blowers, and other rotating equipment in production facilities.
- Chemical Processing: Ensures safe operation of machinery in chemical plants.
- Manufacturing: Used for equipment status monitoring in large industrial machinery.
- Steel and Metals: Monitors rolling mills, fans, and other critical equipment.
- Pulp and Paper: Protects rotating machinery in paper production lines.
Integration with 3500 System
The 3500/42M 128229-01 module is part of the Bently Nevada 3500 series, a modular rack-based monitoring system. It works alongside:
- 3500/22M TDI: Provides Ethernet connectivity for data logging and remote monitoring.
- 3500/25 Keyphasor Module: Synchronizes measurements with shaft rotational speed.
- Relay Modules (3500/32, 3500/33): Actuates alarms or shutdowns based on monitor outputs.
- Display Units (3500/93, 3500/94): Local visualization of monitoring data.
Compliance and Safety
- API 670: Designed to meet the American Petroleum Institute’s standard for machinery protection systems.
- Functional Safety: Available with TÜV certification for Safety Integrity Level (SIL) 3 applications.
- Hazardous Area Approvals: Optional ATEX, IECEx, and CSA certifications for use in explosive environments.






Reviews
There are no reviews yet.