BENTLY 1034549-20

Description

1. Product Overview

2. Product Parameters

2.1 Core Monitoring Specifications

• Vibration measurement range: 0–25.4 mm/s (RMS) or 0–500 μm (peak-peak displacement)
• Frequency response: 0.5–1000 Hz (vibration), 0–200 Hz (shaft displacement)
• Measurement accuracy: ±0.1% of full scale (vibration), ±0.5 μm (displacement)
• Alarm thresholds: Programmable first-level (warning) and second-level (trip) limits
• Input channels: 4 independent channels (compatible with Bently 3300 XL proximity probes and accelerometers)

2.2 Electrical Parameters

• Power supply: 24 VDC ±10% (redundant power input supported)
• Power consumption: ≤15 W (per module)
• Output signals: 4–20 mA (analog), relay contacts (alarm/trip), Ethernet (Modbus TCP/IP)
• Isolation: 2500 VAC between input/output and control circuits, 1500 VAC between channels

2.3 Environmental & Mechanical Parameters

• Operating temperature: -40°C to +85°C
• Storage temperature: -55°C to +100°C
• Relative humidity: 5%–95% (non-condensing)
• Protection rating: IP20 (rack-mounted), IP65 (with protective enclosure)
• Mounting: Bently 3500 series rack compatible (3U height)
• Dimensions: 175 mm × 125 mm × 50 mm (L×W×H)
• Weight: ~0.8 kg

2.4 Certification & Compatibility

• Certifications: ATEX, IECEx, UL 508, SIL 2 (IEC 61508)
• Compatible systems: Bently 3500/40M, 3500/60M monitoring racks; third-party DCS/SCADA via Modbus
• Probe compatibility: Bently 3300 XL 8 mm, 11 mm proximity probes; 3300 XL accelerometers

3. Advantages & Features

1. High-Precision Monitoring: BENTLY 1034549-20 uses advanced digital signal processing (DSP) technology to achieve ±0.1% full-scale accuracy, ensuring reliable detection of subtle vibration changes that indicate early-stage equipment degradation.
2. Multi-Parameter Support: Capable of measuring vibration, shaft displacement, and temperature across 4 independent channels, BENTLY 1034549-20 eliminates the need for multiple standalone modules, simplifying system architecture.
3. Redundant & Reliable Design: With redundant power input and channel-level isolation, BENTLY 1034549-20 ensures uninterrupted monitoring even in the event of a single point of failure, meeting the reliability requirements of critical machinery.
4. Seamless Integration: Supports Modbus TCP/IP and OPC UA protocols, BENTLY 1034549-20 integrates with plant asset management systems (e.g., SAP PM, IBM Maximo) to enable real-time data sharing and predictive maintenance workflows.
5. Robust Environmental Adaptability: Rated for -40°C to +85°C operation and compliant with ATEX/IECEx standards, BENTLY 1034549-20 performs reliably in harsh industrial environments such as offshore platforms, refineries, and power plants.

4. Application Fields & Cases

4.1 Application Fields

• Power Generation: Steam/gas turbine vibration monitoring, generator shaft displacement measurement, boiler feed pump condition monitoring
• Oil & Gas: Centrifugal compressor surge detection, pipeline pump vibration analysis, LNG plant cryogenic pump monitoring
• Petrochemical: Refinery reactor agitator monitoring, extruder vibration control, cooling tower fan condition tracking
• Manufacturing: Steel mill rolling mill vibration monitoring, paper mill dryer cylinder alignment detection

4.2 Typical Cases

1. Combined-Cycle Power Plant Turbine Monitoring: A 500 MW gas turbine plant deployed BENTLY 1034549-20 modules to monitor shaft vibration and bearing temperature. The module detected a 15% increase in vibration due to misaligned couplings, triggering a warning that allowed maintenance teams to resolve the issue before a catastrophic failure, saving over $500,000 in downtime costs.
2. Offshore Oil Platform Compressor Protection: An offshore platform used BENTLY 1034549-20 to monitor centrifugal compressors handling natural gas. The module identified excessive vibration caused by surge, automatically triggering a anti-surge valve actuation to prevent compressor damage, ensuring continuous gas production.
3. Refinery Reactor Agitator Monitoring: A petrochemical refinery integrated BENTLY 1034549-20 into its reactor agitator system. The module’s temperature and vibration monitoring capabilities detected early-stage bearing wear, enabling scheduled maintenance during a plant shutdown and avoiding unplanned outages that would have cost $200,000/day.

5. Competitor Comparison

6. Selection Suggestions & Precautions

6.1 Selection Suggestions

1. Machinery Type Matching: BENTLY 1034549-20 is ideal for high-speed rotating machinery (≥1000 RPM) such as turbines and compressors; for low-speed equipment (≤500 RPM), select Bently 1034549-30 with extended frequency response.
2. Environmental Requirements: Choose ATEX/IECEx-certified versions for explosive environments (e.g., refineries, offshore platforms); opt for IP65 enclosures for outdoor or dusty installations.
3. Integration Needs: Select modules with Ethernet/OPC UA support for integration with cloud-based asset management systems; choose 4–20 mA-only versions for basic DCS connectivity.

6.2 Precautions

1. Wiring Standards: Use shielded twisted-pair cables for probe connections, with shielding grounded at the module end only to avoid ground loops. Tighten terminal screws to 2 N·m to prevent loose connections and signal interference.
2. Calibration Requirements: Calibrate BENTLY 1034549-20 annually using Bently-certified calibration tools to maintain measurement accuracy. Verify alarm/trip thresholds after calibration to ensure compliance with safety standards.
3. Maintenance Checks: Inspect probe alignment and cable integrity every 6 months; replace damaged probes or cables immediately to avoid false alarms. Update module firmware regularly to address security vulnerabilities and improve performance.
4. Installation Guidelines: Mount the module in a Bently 3500 rack with adequate ventilation (minimum 10 cm clearance from other modules) to prevent overheating. Avoid installation near high-voltage equipment or electromagnetic interference sources (e.g., variable frequency drives).

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