Bently Nevada | 3500/42 Proximitor Seismic Monitor

Overview

The Bently Nevada 3500-42 Proximitor Seismic Monitor is designed to ensure the safety and reliability of machinery through continuous monitoring of vibration and position parameters. This robust system facilitates communication between operations and maintenance personnel, making it an essential tool for industrial applications.

Key Features

• Four-Channel Monitoring: The device accepts inputs from up to four proximity, velocity, or acceleration transducers, providing comprehensive machine condition data.
• Programmable Alarm Setpoints: Users can configure alarms for radial vibration, thrust position, acceleration, and differential expansion, among others, ensuring prompt detection of potential issues.
• Signal Conditioning: The monitor processes signals to deliver accurate measurements of vibration and position, enhancing reliability.
• Front Panel LEDs: The indicators provide real-time feedback on operational status, communication activity, and bypass mode.
• Short-Circuit Protection: All connectors feature short-circuit protection, ensuring safety during operation.

Technical Specifications

• Brand: Bently Nevada
• Model: 3500/42
• Power Consumption: 7.7 watts (typical)
• Input Impedance: 10 kΩ (for Proximitor and acceleration inputs)
• Buffered Transducer Outputs: Contains one coaxial connection per channel, with an output impedance of 550 Ω.
• Voltage Compliance: 0 to +12 Vdc across a load up to 600 Ω.
• Dimensions: 241.3 mm x 24.4 mm x 241.8 mm (9.50 in x 0.96 in x 9.52 in)
• Weight: 0.91 kg (2.0 lb)
• Update Rate: Approximately 100 ms or less
• Accuracy: ±0.25% error at room temperature, ±0.7% over temperature range

Applications

This seismic monitor is ideal for various industrial applications, including rotating machinery monitoring, condition-based maintenance, and overall machinery health monitoring. Its capabilities make it essential in industries such as oil & gas, power generation, and manufacturing.

FAQ

Q: What parameters can the Bently Nevada 3500/42 monitor?
A: It monitors radial vibration, thrust position, acceleration, differential expansion, and more.

Q: How does the monitor communicate with other modules?
A: It utilizes TX/RX LEDs for communication status indication.

Q: What happens if there is a short circuit on the recorder outputs?
A: The monitor operation remains unaffected by short circuits on recorder outputs.

For more detailed information: 3500 42-proximitoseismic-monitor