135489-04 Bently

Description

BENTLY NEVADA 135489-04

1. Product Description

2. Product Parameters

Parameter	Specification
Input Channels	4 analog (proximity, temperature, vibration)
Power Supply	18–36 VDC (Option 01)
Output Signals	4–20 mA analog, 6 configurable relays
Alarm Configuration	Adjustable OK/Alert/Danger thresholds
Communication	Modbus RTU (via 3500/92 gateway)
Dimensions	24.2 cm × 11.2 cm × 2.5 cm (9.5 × 4.4 × 1.0 inches)
Weight	0.44 kg (0.97 lbs)
Operating Temperature	-40°C to +70°C (-40°F to +158°F)

Bently 135489-04

3. Advantages and Features

• Multi-Channel Monitoring: Simultaneously tracks displacement, velocity, and temperature for comprehensive machinery health assessment.
• Built-in Safety Barriers: Ensures EMI/EMC protection and compliance with hazardous area standards (e.g., IEC 60079-11).
• Hot-Swap Capability: Allows module replacement without powering down the system, minimizing operational disruptions.
• Flexible Configuration: Programmable via 3500/92 Software for custom alarm logic and sensor calibration.

4. Application Areas and Cases

• Oil & Gas: Monitoring compressor bearings in offshore platforms.
• Power Generation: Turbine vibration analysis in thermal power plants.
• Manufacturing: Predictive maintenance for conveyor systems.
• Case Study: A European refinery reduced unplanned shutdowns by 40% using the 135489-04 to detect misalignment in a critical pump before failure.

5. Competitor Comparison

• Cost-Effective Design: Lower installation costs compared to redundant systems while maintaining ±0.1% measurement accuracy.
• Space-Saving: Compact 4-channel design (24.2 cm × 11.2 cm) fits in standard 3500 racks.
• Extended Compatibility: Supports BENTLY 3300/3500 series sensors and third-party devices.
  

  Bently 135489-04

6. Selection Recommendations

• Channel Requirements: Opt for 4-channel modules if monitoring multiple points; use 3500/42M for vibration-only applications.
• Environmental Conditions: Ensure IP65-rated enclosures for outdoor use.
• Safety Compliance: Verify IECEx/ATEX certification for hazardous environments.

7. Precautions

• Cable Shielding: Use twisted-pair, shielded cables to prevent signal interference.
• Calibration: Perform annual sensor calibration using BENTLY’s 3500 System Software.
• Firmware Updates: Regularly update firmware to access new features and bug fixes.